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Samut Prakan weather & best time to visit

City break

Samut Prakan at a glance

Best time
Dec
Warmest month
Apr · 36°
Warmest sea
May · 30.7°
Sunshine a year
2,220 h
Rain a year
1,131 mm
Climate
Tropical
Time zone
UTC+7
Elevation
2 m

Climate in Samut Prakan

Samut Prakan has a tropical climate: it is warm all year round, and the seasons differ mainly in how much rain falls. April is the warmest month with average highs of 36 °C, while December is the coolest at 32 °C. With around 2,220 hours of sunshine a year, Samut Prakan is sunny; February is the sunniest month with 7.6 hours a day.

Holiday weather through the year

Best time to visit

Best time to visit Samut Prakan

The best time to visit Samut Prakan is in December. For a beach holiday – sea from 21 °C, warm and mostly dry – go from November to March. From February to November it can get very hot, with highs of up to 36 °C. The rainy season is from May to October; the wettest month is September with 234 mm.

Samut Prakan through the seasons

How the weather changes over the seasons, with averages for each.

Samut Prakan in the dry season

Nov – Apr

48

Fair

  • 32–36 °C by day
  • Sea 29 °C
  • 7.2 h of sun a day
  • 37 rainy days in all

Samut Prakan in the rainy season

May – Oct

13

Poor

  • 33–35 °C by day
  • Sea 30 °C
  • 5.0 h of sun a day
  • 127 rainy days in all

Which month for what?

Beach & swimming

Nov – Mar

Sea from 21 °C, warm and mostly dry

Sightseeing & hiking

No month

15–28 °C and not too much rain

Peak heat

Feb – Nov

Highs of 33 °C or more

Rainy months

May – Oct

Rainy season or more than 12 rainy days

Find your perfect month

Tell us what you like and we rate every month in Samut Prakan for you.

Swimming in the sea
Sunshine
Little rain

Your best months: December – February

Based on the climate averages; tap a month to see its details.

Your holiday weather, at a glance

Weather in October

Weather in October

18

Holiday weather in October

Poor

Best time to visit: December

Keep in mindPeak heatFrequent rain

A typical day in October

  1. Morning, 08:00: about 29°
  2. Midday, 13:00: about 33°
  3. Afternoon, 16:00: about 33°
  4. Evening, 20:00: about 29°
  5. Night, 23:00: about 28°

06:0817:59

Warm enough for a T-shirt in the evening.

Estimated from the average high and low: coolest around sunrise, warmest in mid-afternoon.

Light for photos in October

Golden hour
Morning 05:55–06:36 · evening 17:30–18:12
Blue hour
Morning 05:46–05:55 · evening 18:12–18:20

Golden hour: the sun between 4° below and 6° above the horizon; blue hour: 6° to 4° below it. Times for the 15th of the month; mountains and clouds shift the light.

October in Samut Prakan compared with home

Home:

Loading the climate at home …

Early or late October?

In October, daytime highs stay at about 33° from start to end. The sea cools from 30° to 29°. The days get 0.3 h shorter.

Early or late October?
October1 Oct31 Oct
Daytime high33°33°
Night-time low26°26°
Sea30°29°
Daylight12.0 h11.7 h

What is the weather like in Samut Prakan in October?

In October, Samut Prakan is very hot: daytime highs average 33 °C, and even at night it stays warm at around 26 °C. The sea averages 29.6 °C – almost as warm as a bath. Expect around 5.1 hours of sunshine a day. It is the rainy season: rain falls on about 21 days, totalling 187 mm. On about 30 days the thermometer climbs to 30 °C or more. The air is often humid and muggy. All in all, October is not an ideal month for a holiday in Samut Prakan.

More details for October

Daylight
11 h 51 min06:08 – 17:59
UV index
11 · extremeclear sky, noon (estimate)All months
Muggy days
31 daysdew point 18 °C or moreAll months
Wind
12 km/haverage daily peakAll months
Cloud cover
77 %on averageAll months
Hot days
30 days30 °C or moreAll months
Time zone
UTC+7offset from UTC

How the score comes together

  • Temperatureweight 50 %21 %
  • Sunshineweight 20 %35 %
  • Few rainy daysweight 30 %0 %

Each factor is rated from 0 to 100 % and weighted for the travel style “City break”.

What to pack in October

  • Swimwear
  • Sunscreen
  • Sunglasses & sun hat
  • Light, breathable clothes
  • Water bottle – drink plenty
  • Insect repellent
  • Rain jacket or umbrella

Compare two months in Samut Prakan

Pick two months to see how the weather differs. A tick marks the clearly better value; for temperatures it depends on your plans.

vs

December has the better holiday weather in Samut Prakan: score 60 against 18. In December, days are 1 °C cooler than in October. The sea is 2 °C cooler in December. December has 19 fewer rainy days. The sun shines 2 hours longer a day in December.

October vs December, Samut Prakan
MonthOctoberDecember
Holiday weather score1860better
Daytime high33°32°
Night-time low26°24°
Sea29.6°27.8°
Sunshine5.1 h6.9 hbetter
Rainy days212better
Rainfall187 mm11 mmbetter
Muggy days3117better

Based on the climate averages 1996–2025.

Samut Prakan month by month

The typical weather for every month at a glance.

59January33° · Sea 27° · 7.0 h

In January, Samut Prakan is hot: daytime highs average 33 °C, and even at night it stays warm at around 24 °C. The sea averages 27.3 °C – lovely and warm for swimming. The sun shines for around 7.0 hours a day. Rain is rare: about 3 days bring 17 mm in total. On about 29 days the thermometer climbs to 30 °C or more. The air is often humid and muggy. All in all, January is a so-so month for a holiday in Samut Prakan.

Samut Prakan in January
55February33° · Sea 28° · 7.6 h

In February, Samut Prakan is very hot: daytime highs average 33 °C, and even at night it stays warm at around 26 °C. The sea averages 28.0 °C – lovely and warm for swimming. The sun shines for around 7.6 hours a day. Rain is rare: about 4 days bring 21 mm in total. On about 28 days the thermometer climbs to 30 °C or more. The air is often humid and muggy. All in all, February is a so-so month for a holiday in Samut Prakan.

Samut Prakan in February
42March34° · Sea 29° · 7.6 h

In March, Samut Prakan is very hot: daytime highs average 34 °C, and even at night it stays warm at around 27 °C. The sea averages 29.1 °C – almost as warm as a bath. The sun shines for around 7.6 hours a day. Rain falls on about 8 days, adding up to 43 mm. The thermometer climbs to 30 °C or more every day. The air is often humid and muggy. All in all, March is a so-so month for a holiday in Samut Prakan.

Samut Prakan in March
28April36° · Sea 30° · 7.6 h

In April, Samut Prakan is very hot: daytime highs average 36 °C, and even at night it stays warm at around 28 °C. The sea averages 30.3 °C – almost as warm as a bath. The sun shines for around 7.6 hours a day. Rain is frequent, with about 12 rainy days and 80 mm in total. The thermometer climbs to 30 °C or more every day. The air is often humid and muggy. All in all, April is not an ideal month for a holiday in Samut Prakan.

Samut Prakan in April
11May35° · Sea 31° · 6.3 h

In May, Samut Prakan is very hot: daytime highs average 35 °C, and even at night it stays warm at around 27 °C. The sea averages 30.7 °C – almost as warm as a bath. Expect around 6.3 hours of sunshine a day. It is the rainy season: rain falls on about 20 days, totalling 137 mm. The thermometer climbs to 30 °C or more every day. The air is often humid and muggy. All in all, May is not an ideal month for a holiday in Samut Prakan.

Samut Prakan in May
11June34° · Sea 30° · 5.3 h

In June, Samut Prakan is very hot: daytime highs average 34 °C, and even at night it stays warm at around 27 °C. The sea averages 30.2 °C – almost as warm as a bath. Expect around 5.3 hours of sunshine a day. It is the rainy season: rain falls on about 19 days, totalling 106 mm. The thermometer climbs to 30 °C or more every day. The air is often humid and muggy. All in all, June is not an ideal month for a holiday in Samut Prakan.

Samut Prakan in June
13July34° · Sea 30° · 4.5 h

In July, Samut Prakan is very hot: daytime highs average 34 °C, and even at night it stays warm at around 27 °C. The sea averages 29.8 °C – almost as warm as a bath. Expect around 4.5 hours of sunshine a day. It is the rainy season: rain falls on about 22 days, totalling 124 mm. The thermometer climbs to 30 °C or more every day. The air is often humid and muggy. All in all, July is not an ideal month for a holiday in Samut Prakan.

Samut Prakan in July
12August34° · Sea 30° · 4.2 h

In August, Samut Prakan is very hot: daytime highs average 34 °C, and even at night it stays warm at around 27 °C. The sea averages 29.6 °C – almost as warm as a bath. Expect around 4.2 hours of sunshine a day. It is the rainy season: rain falls on about 21 days, totalling 119 mm. The thermometer climbs to 30 °C or more every day. The air is often humid and muggy. All in all, August is not an ideal month for a holiday in Samut Prakan.

Samut Prakan in August
13September34° · Sea 30° · 4.3 h

In September, Samut Prakan is very hot: daytime highs average 34 °C, and even at night it stays warm at around 26 °C. The sea averages 29.5 °C – almost as warm as a bath. Expect around 4.3 hours of sunshine a day. It is the rainy season: rain falls on about 25 days, totalling 234 mm. The thermometer climbs to 30 °C or more every day. The air is often humid and muggy. All in all, September is not an ideal month for a holiday in Samut Prakan.

Samut Prakan in September
18October33° · Sea 30° · 5.1 h

In October, Samut Prakan is very hot: daytime highs average 33 °C, and even at night it stays warm at around 26 °C. The sea averages 29.6 °C – almost as warm as a bath. Expect around 5.1 hours of sunshine a day. It is the rainy season: rain falls on about 21 days, totalling 187 mm. On about 30 days the thermometer climbs to 30 °C or more. The air is often humid and muggy. All in all, October is not an ideal month for a holiday in Samut Prakan.

Samut Prakan in October
44November33° · Sea 29° · 6.5 h

In November, Samut Prakan is very hot: daytime highs average 33 °C, and even at night it stays warm at around 26 °C. The sea averages 29.0 °C – almost as warm as a bath. The sun shines for around 6.5 hours a day. Rain falls on about 8 days, adding up to 53 mm. On about 29 days the thermometer climbs to 30 °C or more. The air is often humid and muggy. All in all, November is a so-so month for a holiday in Samut Prakan.

Samut Prakan in November
60December32° · Sea 28° · 6.9 h

In December, Samut Prakan is hot: daytime highs average 32 °C, and even at night it stays warm at around 24 °C. The sea averages 27.8 °C – lovely and warm for swimming. The sun shines for around 6.9 hours a day. Rain is rare: about 2 days bring 11 mm in total. On about 28 days the thermometer climbs to 30 °C or more. The air is often humid and muggy. All in all, December is a good month for a holiday in Samut Prakan.

Samut Prakan in December

Climate in detail

Climate through the year

Long-term monthly averages. Tap a month to see its details.

Best time to visit

Nights and sleep in Samut Prakan

How warm the nights get in each month, from the mean night-time low. Tap a month for details.

  • Hot 24° and more
  • muggy month (15+ muggy days)

HotOctober: nights around 26°. Hot nights: air conditioning makes sleeping much easier. Muggy on about 31 days (dew point 18 °C or more).

The coolest nights are in December (24°), the warmest in April (28°). Nights stay tropical all year (20 °C and more), so a room with air conditioning or at least a fan pays off. It is muggy (dew point 18 °C or more) all year, on about 329 days a year.

Temperatures through the year

Average daytime high, night-time low and sea temperature per month.

OctoberDay 33°Night 26°Sea 30°
DayNightSea
MonthScoreDayNightSeaSunRain daysRain mm
JanuaryJan5933°24°27.3°7.0 h317
FebruaryFeb5533°26°28.0°7.6 h421
MarchMar4234°27°29.1°7.6 h843
AprilApr2836°28°30.3°7.6 h1280
MayMay1135°27°30.7°6.3 h20137
JuneJun1134°27°30.2°5.3 h19106
JulyJul1334°27°29.8°4.5 h22124
AugustAug1234°27°29.6°4.2 h21119
SeptemberSep1334°26°29.5°4.3 h25234
OctoberOct1833°26°29.6°5.1 h21187
NovemberNov4433°26°29.0°6.5 h853
DecemberDec6032°24°27.8°6.9 h211

Climate averages 1996–2025 (sunshine partly WMO station normals 1991–2020), not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0). Sources & licences

13.60° N, 100.60° E · 2 m · Asia/Bangkok

Swimming calendar

Sea temperature in Samut Prakan

Monthly sea surface temperature with the range of cooler and warmer years.

Sea in October29.6°Cvery warm

8 in 10 years: 29.2 – 30.1 °C

Swimming season: all year

  • cold
  • fresh
  • refreshing
  • pleasant
  • warm
  • very warm
OctoberMean sea temperature 29.6°8 in 10 years 29.2° – 30.1°
20°
Mean sea temperature8 in 10 years20 °C – comfortable for swimming

The sea temperature in Samut Prakan ranges from 27.3 °C in January to 30.7 °C in May. At 20 °C and more, the sea is warm enough for swimming all year round.

The sea warms up slowly: it is warmest in May, while the air already peaks in April. The sea temperature varies from year to year: in May, eight out of ten years were between 30.1 and 31.5 °C.

Sea temperature by month
MonthAverageCool yearWarm yearFeels
JanuaryJan27.3°26.2°28.5°warm
FebruaryFeb28.0°27.1°28.8°warm
MarchMar29.1°28.4°29.6°very warm
AprilApr30.3°29.6°30.7°very warm
MayMay30.7°30.1°31.5°very warm
JuneJun30.2°29.4°30.9°very warm
JulyJul29.8°29.1°30.6°very warm
AugustAug29.6°29.1°30.3°very warm
SeptemberSep29.5°29.0°30.2°very warm
OctoberOct29.6°29.2°30.1°very warm
NovemberNov29.0°28.3°29.6°very warm
DecemberDec27.8°26.9°29.2°warm
Sunshine

Sunshine hours in Samut Prakan

Average hours of bright sunshine per day, next to the length of the day. Tap a month to select it.

Per year
2,220 hours
Sunniest month
Feb · 7.6 h a day
Least sunshine
Aug · 4.2 h a day
OctoberSunshine 5.1 hDaylight 11.8 hShare of daylight 43 %
SunshineDaylight

In October, the sun shines for about 5.1 of 11.8 hours of daylight in Samut Prakan, 43 % of the daylight hours.

Sunshine hours: measured at the weather station 15 km away, averages 1991–2020 (WMO climate normals). Daylight is the time from sunrise to sunset on the 15th of the month.

Rain

Rain in Samut Prakan: rainy days and rainfall

A rainy day is a day with at least 1 mm of rain or snow; the amount is what falls in the whole month. Tap a month to select it.

Per year
1,131 mm on 164 days
Wettest month
Sep · 234 mm
Driest month
Dec · 11 mm
OctoberRainy days 21Rainfall 187 mm

In October, Samut Prakan has about 21 rainy days with 187 mm of rain in total.

Sun protection

UV index in Samut Prakan

How strong the sun is at noon, month by month, and how quickly unprotected skin burns.

Clear-sky UV in October
11 · extremeAvoid the midday sun; SPF 50+, covering clothes, hat and sunglasses.

The sun is strongest in August (UV 13).

Minutes until sunburn in October

Very fair skin
about 10 min
Fair skin
about 15 min
Light brown skin
about 20 min
Olive skin
about 25 min

Rough guide for unprotected skin at noon under a clear sky; clouds lengthen the time, water, sand and snow shorten it. Sunscreen extends the time only partly.

Monthly values: clear-sky noon estimate from the sun's angle, ozone and altitude. UV today: Open-Meteo forecast.

Wind & clouds

Wind and clouds in Samut Prakan

How breezy and how cloudy Samut Prakan is through the year. Tap a month to select it on the whole page.

Wind

Typical daily peak of the wind in km/h: what the afternoon breeze usually reaches, not the gusts.

Year average
16 km/h · gentle breeze
Windiest month
Jul · 18 km/h
Calmest month
Oct · 12 km/h
OctoberWind 12 km/hBeaufort 3
20
WindBeaufort 4

In October, the wind in Samut Prakan typically peaks at 12 km/h during the day: Beaufort 3, gentle breeze.

Breezy months for windsurfing and kiting

The daily breeze rarely reaches Beaufort 4 (20 km/h), so wind sports depend on single windy days.

Clouds

Average share of the sky covered by cloud, day and night.

Year average
67 % · mostly cloudy
Clearest month
Feb · 38 %
Cloudiest month
Aug · 90 %
OctoberCloud cover 77 %Sunshine 5.1 h

In October, cloud covers on average 77 % of the sky over Samut Prakan: mostly cloudy, with about 5.1 hours of sunshine a day.

Wind: mean daily maximum of the hourly wind 10 m above ground (ERA5, 1996–2025). Gusts are stronger, and the model grid of about 28 km smooths out local effects such as capes and valley winds. Clouds: mean total cloud cover of all layers over day and night (ERA5, 1996–2025). Thin high cloud counts as cover even when the sun still shines through.

Heat & humidity

Heat and humidity in Samut Prakan

How often the day gets hot in Samut Prakan (30 °C and more), and in which months heat and humidity come together. Tap a month to select it.

Hot days a year
356 days
Hottest month
Apr · 36 °C
Hot months
All year

Heat calendar

  • pleasant
  • some hot or muggy days
  • often muggy
  • often hot
  • hot and muggy
OctoberHot days (30 °C+) 30Daytime high 33 °C

In October, Samut Prakan has about 30 hot days, with an average daytime high of 33 °C: hot and muggy. Plan outdoor activities for the morning and evening, drink a lot and take breaks in the cool.

Hot days reach at least 30 °C; a month counts as muggy when the mean dew point reaches 18 °C on at least 15 days. Averages from ERA5 and ERA5-Land, 1996–2025. Muggy nights through the year

Planning a trip to Samut Prakan

Weather for your travel dates

Pick your arrival and length of stay, and we sum up the weather to expect.

Samut Prakan in the school holidays

How the weather suits the usual holiday periods. Dates vary by school and region, so each holiday uses the months it usually falls in.

Samut Prakan has its best school-holiday weather during the Christmas holidays (score 60) and its weakest during May half-term (score 11).

  • Easter holidays

    Mar – Apr

    32

    Poor

    • 35 °C by day
    • Sea 30 °C
    • 7.6 h of sun a day
    • 11 rainy days a month

    Keep in mind: Peak heat

  • May half-term

    May – Jun

    11

    Poor

    • 35 °C by day
    • Sea 31 °C
    • 6.1 h of sun a day
    • 20 rainy days a month

    Keep in mind: Peak heat, Frequent rain

  • Summer holidays

    Jul – Aug

    12

    Poor

    • 34 °C by day
    • Sea 30 °C
    • 4.3 h of sun a day
    • 21 rainy days a month

    Keep in mind: Peak heat, Frequent rain

  • October half-term

    Oct

    18

    Poor

    • 33 °C by day
    • Sea 30 °C
    • 5.1 h of sun a day
    • 21 rainy days a month

    Keep in mind: Peak heat, Frequent rain

  • Christmas holidays

    Dec – Jan

    60

    GoodBest holidays

    • 32 °C by day
    • Sea 28 °C
    • 7.0 h of sun a day
    • 3 rainy days a month

    Good for: Beach & swimming

Based on the climate averages 1996–2025.

Getting there

Flying from

Nonstop flight
about 12 h
Distance
9,570 km
Time zone
UTC+7
Jet lag
About 6 days (6 h east)

Rule of thumb for flying east: for a few days before, go to bed and get up a little earlier, and get plenty of morning light at your destination.

Most routes need a change of planes, which adds time.

Estimated from the straight-line distance: 30 minutes for take-off and landing plus 830 km/h cruising speed.

Compare & alternatives

Compare

Samut Prakan compared

Put Samut Prakan side by side with another destination.

Nearby:
Compare with home:

Samut Prakan vs Bangkok

In October the holiday weather in Samut Prakan and Bangkok is about equally good (score 18 vs 19). During the day it is about as warm in Bangkok as in Samut Prakan.

Samut Prakan vs Bangkok, in October
in OctoberSamut PrakanBangkok
Holiday weather score1819
Daytime high33°33°
Sea30°no sea nearby
Sunshine5 h5 h
Rainy days2121
Best timeDecDec – Jan

Through the year

OctoberSamut Prakan 33°Bangkok 33°
Samut PrakanBangkok
Go to Bangkok
Ranking

Thailand in October: the best places

In October, Samut Prakan ranks 31 among the 31 nearest destinations in this country.

  1. Pattaya31°30°67
  2. 2Ko Chang31°29°67
  3. 3Ko Kut31°29°67
  4. 4Hua Hin31°29°66
  5. 5Koh Tao29°29°66
  6. 6Ko Pha-ngan28°29°66
  7. 7Koh Samui31°29°66
  8. 8Laem Chabang32°30°65
  9. 31Samut PrakanThis page33°30°18
All destinations: Thailand

Near Samut Prakan

Other destinations close by.

Places with a climate like Samut Prakan

Destinations whose weather through the year is closest to Samut Prakan's – good alternatives.

  1. 72 % similar36DagupanPhilippines32°29°Best time: Dec – Feb
  2. 72 % similar62Prachuap Khiri KhanThailand32°29°Best time: Dec – Feb
  3. 70 % similar27CaloocanPhilippines32°29°Best time: Jan – Feb
  4. 70 % similar63San JuanPhilippines32°29°Best time: Nov – Apr

Frequently asked questions about Samut Prakan

When is the best time to visit Samut Prakan?

The best time to visit Samut Prakan is in December. That is when the holiday weather score, which combines temperature, sea, sunshine and rain, is highest.

How warm is the sea in Samut Prakan?

The sea temperature in Samut Prakan ranges from 27.3 °C in January to 30.7 °C in May. At 20 °C and more, the sea is warm enough for swimming all year round.

Can you swim in Samut Prakan in October?

Yes. In October the sea averages 29.6 °C – almost as warm as a bath.

What is the warmest month in Samut Prakan?

April is the warmest month, with average highs of 36 °C and nights around 28 °C. December is the coolest month at 32 °C.

When does it rain most in Samut Prakan?

The rainy season is from May to October; the wettest month is September with 234 mm. The driest month is December with 11 mm.

How many hours of sunshine does Samut Prakan get?

Samut Prakan gets around 2,220 hours of sunshine a year. The sunniest month is February with 7.6 hours a day; in August there are 4.2 hours a day.

What time zone is Samut Prakan in?

Samut Prakan is on UTC+7 all year.

How long is the flight from London to Samut Prakan?

A nonstop flight from London to Samut Prakan takes about 12 h, for a straight-line distance of about 9,570 km. Most routes need a change of planes, which adds time.

Which school holidays are best for Samut Prakan?

Samut Prakan has its best school-holiday weather during the Christmas holidays (score 60) and its weakest during May half-term (score 11). Holiday ratings (0–100): Easter holidays 32, May half-term 11, summer holidays 12, October half-term 18, Christmas holidays 60.