AI-generated

Suwon weather & best time to visit

City break

Best time: Apr – Jun, Sep – Oct
Warmest month: Aug · 30°
Sunshine a year: 2,230 h
Rain a year: 1,148 mm
Climate: Continental
Time zone: UTC+9
Elevation: 58 m

Climate in Suwon

Suwon has warm to hot summers and cold winters with occasional snow. August is the warmest month with average highs of 30 °C, while January is the coolest at 3 °C. With around 2,230 hours of sunshine a year, Suwon is sunny; May is the sunniest month with 7.4 hours a day.

Holiday weather through the year

Best time to visit

Best time to visit Suwon

The best time to visit Suwon is from April to June and from September to October. In September and October, though, the typhoon season is at its peak: check the forecast before you go. For sightseeing, day trips and hiking, conditions are most comfortable from April to June and from September to October. Rain is frequent from July to August; the wettest month is July with 286 mm.

Suwon through the seasons

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

Suwon in spring

Mar – May

Good

11–24 °C by day
7.1 h of sun a day
21 rainy days in all

Suwon in summer

Jun – Aug

Fair

28–30 °C by day
5.5 h of sun a day
38 rainy days in all

Suwon in autumn

Sep – Nov

Good

13–27 °C by day
6.1 h of sun a day
21 rainy days in all

Suwon in winter

Dec – Feb

Poor

3–6 °C by day
5.8 h of sun a day
13 rainy days in all

Which month for what?

Beach & swimming

No sea nearby

Sea from 21 °C, warm and mostly dry

Sightseeing & hiking

Apr – Jun, Sep – Oct

15–28 °C and not too much rain

Rainy months

Jul – Aug

Rainy season or more than 12 rainy days

Find your perfect month

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

Preferred daytime temperature 23 °C

Sunshine

Little rain

Avoid muggy heat

Your best months: May, October

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

Your holiday weather, at a glance

Holiday weather in October

Excellent

Best time to visit: April – June, September – October

October is the peak of the typhoon season Hurricane season

Where to go in October

Good forSightseeing & walks

Keep in mindStorm season

Air temperature21°CNight 10°All months

Sea temperature–no sea nearby

Sunshine6.7h / dayof 11.3 h daylightAll months Rainy days6days / month58 mmAll months

A typical day in October

Morning, 08:00: about 13°
Midday, 13:00: about 20°
Afternoon, 16:00: about 20°
Evening, 20:00: about 15°
Night, 23:00: about 13°

06:3917:57

Cool evenings: pack a jumper or a jacket.

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

Light for photos in October

Golden hour: Morning 06:22–07:14 · evening 17:21–18:13
Blue hour: Morning 06:12–06:22 · evening 18:13–18:23

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 Suwon compared with home

Home:

Loading the climate at home …

Early or late October?

In October, daytime highs fall from about 23° at the start of the month to 16° at the end. The days get 1.1 h shorter.

Early or late October?
October	1 Oct	31 Oct
Daytime high	23°	16°
Night-time low	13°	6°
Daylight	11.9 h	10.7 h

What is the weather like in Suwon in October?

In October, Suwon is mild: daytime highs average 21 °C, and nights cool down to about 10 °C. The sun shines for around 6.7 hours a day. Rain falls on about 6 days, adding up to 58 mm. All in all, October is an excellent month for a holiday in Suwon.

More details for October

Daylight: 11 h 18 min06:39 – 17:57
UV index: 5 · moderateclear sky, noon (estimate)All months
Muggy days: 1 daydew point 18 °C or moreAll months
Wind: 14 km/haverage daily peakAll months
Cloud cover: 46 %on averageAll months
Hot days: 0 days30 °C or moreAll months
Snow days: 0 days1 cm or more of fresh snowAll months
Time zone: UTC+9offset from UTC

How the score comes together

Temperatureweight 50 %100 %
Sunshineweight 20 %62 %
Few rainy daysweight 30 %89 %

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

What to pack in October

Sunscreen
A jumper for the evenings

Compare two months in Suwon

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

October and April bring similar holiday weather to Suwon (score 89 and 87). In April, days are 3 °C cooler than in October. April has 2 more rainy days. The sun shines an hour longer a day in April.

October vs April, Suwon
Month	October	April
Holiday weather score	89	87
Daytime high	21°	18°
Night-time low	10°	7°
Sunshine	6.7 h	7.2 hbetter
Rainy days	6better	8
Rainfall	58 mmbetter	71 mm
Muggy days	1	0better

Based on the climate averages 1996–2025.

Suwon month by month

The typical weather for every month at a glance.

39January3° · 5.6 h

In January, Suwon is bitterly cold: daytime highs average 3 °C, and nights often drop below freezing (−7 °C). Expect around 5.6 hours of sunshine a day. Precipitation falls on about 4 days, totalling 21 mm; on about 2 of them it snows. All in all, January is not an ideal month for a holiday in Suwon.

Suwon in January

41February6° · 6.3 h

In February, Suwon is cold: daytime highs average 6 °C, and nights often drop below freezing (−4 °C). Expect around 6.3 hours of sunshine a day. Rain is rare: about 4 days bring 25 mm in total. All in all, February is a so-so month for a holiday in Suwon.

Suwon in February

55March11° · 6.6 h

In March, Suwon is cool: daytime highs average 11 °C, and nights cool down to about 1 °C. The sun shines for around 6.6 hours a day. Rain falls on about 6 days, adding up to 40 mm. All in all, March is a so-so month for a holiday in Suwon.

Suwon in March

87April18° · 7.2 h

In April, Suwon is mild: daytime highs average 18 °C, and nights cool down to about 7 °C. The sun shines for around 7.2 hours a day. Rain falls on about 8 days, adding up to 71 mm. All in all, April is an excellent month for a holiday in Suwon.

Suwon in April

87May24° · 7.4 h

In May, Suwon is warm: daytime highs average 24 °C, and nights cool down to about 12 °C. The sun shines for around 7.4 hours a day. Rain falls on about 7 days, adding up to 91 mm. All in all, May is an excellent month for a holiday in Suwon.

Suwon in May

79June28° · 6.5 h

In June, Suwon is hot: daytime highs average 28 °C, and nights cool down to about 18 °C. The sun shines for around 6.5 hours a day. Rain falls on about 8 days, adding up to 124 mm. All in all, June is a good month for a holiday in Suwon.

Suwon in June

45July29° · 4.5 h

In July, Suwon is hot: daytime highs average 29 °C, and even at night it stays warm at around 22 °C. Expect around 4.5 hours of sunshine a day. It rains often – on about 16 days, adding up to 286 mm. On about 12 days the thermometer climbs to 30 °C or more. The air is often humid and muggy. All in all, July is a so-so month for a holiday in Suwon.

Suwon in July

45August30° · 5.4 h

In August, Suwon is hot: daytime highs average 30 °C, and even at night it stays warm at around 23 °C. Expect around 5.4 hours of sunshine a day. It rains often – on about 14 days, adding up to 229 mm. On about 17 days the thermometer climbs to 30 °C or more. The air is often humid and muggy. All in all, August is a so-so month for a holiday in Suwon.

Suwon in August

81September27° · 6.2 h

In September, Suwon is warm: daytime highs average 27 °C, and nights cool down to about 17 °C. Expect around 6.2 hours of sunshine a day. Rain falls on about 8 days, adding up to 135 mm. All in all, September is an excellent month for a holiday in Suwon.

Suwon in September

89October21° · 6.7 h

Suwon in October

55November13° · 5.4 h

In November, Suwon is cool: daytime highs average 13 °C, and nights cool down to about 3 °C. Expect around 5.4 hours of sunshine a day. Rain falls on about 7 days, adding up to 46 mm. All in all, November is a so-so month for a holiday in Suwon.

Suwon in November

35December5° · 5.4 h

In December, Suwon is cold: daytime highs average 5 °C, and nights often drop below freezing (−4 °C). Expect around 5.4 hours of sunshine a day. Rain falls on about 5 days, adding up to 23 mm. All in all, December is not an ideal month for a holiday in Suwon.

Suwon 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 Suwon

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

Frost below 0°
Cold 0–8°
Cool 8–15°
Pleasant 15–20°
Warm 20–24°
muggy month (15+ muggy days)

CoolOctober: nights around 10°. A duvet at night and a jumper for the evening. Muggy on about 1 day (dew point 18 °C or more).

The coolest nights are in January (−7°), the warmest in August (23°). Tropical nights of 20 °C and more are the rule from July to August; then air conditioning or a fan helps you sleep. Nights are pleasant for sleeping (15 to 20 °C) in June and in September. Nights fall below 8 °C on average from November to April, so the room should be heated. It is muggy (dew point 18 °C or more) on about 77 days a year, mostly from July to August.

Temperatures through the year

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

OctoberDay 21°Night 10°

DayNight

Month	Score	Day	Night	Sun	Rain days	Rain mm
JanuaryJan	39	3°	−7°	5.6 h	4	21
FebruaryFeb	41	6°	−4°	6.3 h	4	25
MarchMar	55	11°	1°	6.6 h	6	40
AprilApr	87	18°	7°	7.2 h	8	71
MayMay	87	24°	12°	7.4 h	7	91
JuneJun	79	28°	18°	6.5 h	8	124
JulyJul	45	29°	22°	4.5 h	16	286
AugustAug	45	30°	23°	5.4 h	14	229
SeptemberSep	81	27°	17°	6.2 h	8	135
OctoberOct	89	21°	10°	6.7 h	6	58
NovemberNov	55	13°	3°	5.4 h	7	46
DecemberDec	35	5°	−4°	5.4 h	5	23

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

37.29° N, 127.01° E · 58 m · Asia/Seoul

Sunshine

Sunshine hours in Suwon

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

OctoberSunshine 6.7 hDaylight 11.3 hShare of daylight 59 %

SunshineDaylight

In October, the sun shines for about 6.7 of 11.3 hours of daylight in Suwon, 59 % of the daylight hours.

Sunshine hours: measured at the weather station 4 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 Suwon: 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.

OctoberRainy days 6Rainfall 58 mm

In October, Suwon has about 6 rainy days with 58 mm of rain in total.

Sun protection

UV index in Suwon

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

Clear-sky UV in October: 5 · moderateAround midday seek shade; use sunscreen, a hat and sunglasses.

The sun is strongest in June (UV 10).

Minutes until sunburn in October

Very fair skin: about 30 min
Fair skin: about 35 min
Light brown skin: about 50 min
Olive skin: about 65 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 Suwon

How breezy and how cloudy Suwon 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.

OctoberWind 14 km/hBeaufort 3

In October, the wind in Suwon typically peaks at 14 km/h during the day: Beaufort 3, gentle breeze.

Clouds

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

OctoberCloud cover 46 %Sunshine 6.7 h

In October, cloud covers on average 46 % of the sky over Suwon: variable cloud, with about 6.7 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 Suwon

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

Heat calendar

pleasant
some hot or muggy days
often muggy
often hot
hot and muggy

OctoberHot days (30 °C+) 0Daytime high 21 °C

In October, Suwon has about 0 hot days, with an average daytime high of 21 °C: pleasant. Heat plays no part this month.

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

Snow

Snow in Suwon

Snow is possible in Suwon, but no month makes it likely: the chance of seeing snow during a week's stay, the days with fresh snow and how much falls. Tap a month to select it.

Snow calendar

hardly any
possible
likely
very likely

OctoberDays with fresh snow 0Fresh snow 0 cmChance of snow 0 / 100

In October, it hardly ever snows in Suwon.

Snow days bring at least 1 cm of fresh snow. Fresh snow comes from ERA5 snowfall (1996–2025) at the height of the place, not on the slopes above it; the snow chance also weighs whether the snow settles. An estimate from climate averages, not a snow report.

Planning a trip to Suwon

Weather for your travel dates

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

ArrivalNights

Suwon 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.

Suwon has its best school-holiday weather during October half-term (score 89) and its weakest during the Christmas holidays (score 37).

Easter holidays
Mar – Apr
77
Good
- 16 °C by day
- 7.0 h of sun a day
- 7 rainy days a month
May half-term
May – Jun
85
Excellent
- 24 °C by day
- 7.2 h of sun a day
- 8 rainy days a month
Good for: Sightseeing & walks
Summer holidays
Jul – Aug
45
Fair
- 30 °C by day
- 5.1 h of sun a day
- 15 rainy days a month
Keep in mind: Frequent rain, Storm season
October half-term
Oct
89
ExcellentBest holidays
- 21 °C by day
- 6.7 h of sun a day
- 6 rainy days a month
Good for: Sightseeing & walks
Keep in mind: Storm season
Christmas holidays
Dec – Jan
37
Poor
- 4 °C by day
- 5.5 h of sun a day
- 5 rainy days a month

Based on the climate averages 1996–2025.

Getting there

Flying from

Nonstop flight: about 11 h 15 min
Distance: 8,900 km
Time zone: UTC+9
Jet lag: About 8 days (8 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.

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

Storm season

Suwon lies in an area that Pacific typhoons can reach. The typhoon season runs from June to November, with most storms from August to October. A direct hit on any one place is rare, but if you travel then, keep an eye on weather warnings and book flexibly.

January
February
March
April
May
June: Season
July: Season
August: Peak
September: Peak
October: Peak
November: Season
December

Official season dates of the regional warning centres (NOAA, JMA, IMD, Météo-France, BoM, Fiji Meteorological Service); not a forecast.

Compare & alternatives

Compare

Suwon compared

Put Suwon side by side with another destination.

Nearby:

Compare with home:

Suwon vs Hwaseong

In October the holiday weather in Suwon and Hwaseong is about equally good (score 89 vs 88). During the day it is about as warm in Hwaseong as in Suwon.

Suwon vs Hwaseong, in October
in October	Suwon	Hwaseong
Holiday weather score	89	88
Daytime high	21°	21°
Sea	no sea nearby	20°
Sunshine	7 h	7 h
Rainy days	6	6
Best time	Apr – Jun, Sep – Oct	Apr – Jun, Sep – Oct

Through the year

OctoberSuwon 21°Hwaseong 21°

SuwonHwaseong

Go to Hwaseong

Ranking

South Korea in October: the best places

In October, Suwon ranks 8 of 28 destinations in this country.

Yeosu22°21°92
2Suncheon22°21°91
3Daegu22°90
4Gwangju22°90
5Changwon22°22°90
6Mokpo22°19°90
7Busan23°22°90
8SuwonThis page21°89

All destinations: South Korea

Near Suwon

Other destinations close by.

Places with a climate like Suwon

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

Frequently asked questions about Suwon

When is the best time to visit Suwon?

The best time to visit Suwon is from April to June and from September to October. That is when the holiday weather score, which combines temperature, sea, sunshine and rain, is highest.

What is the warmest month in Suwon?

August is the warmest month, with average highs of 30 °C and nights around 23 °C. January is the coolest month at 3 °C.

When does it rain most in Suwon?

Rain is frequent from July to August; the wettest month is July with 286 mm. The driest month is January with 21 mm.

How many hours of sunshine does Suwon get?

Suwon gets around 2,230 hours of sunshine a year. The sunniest month is May with 7.4 hours a day; in July there are 4.5 hours a day.

What time zone is Suwon in?

Suwon is on UTC+9 all year.

How long is the flight from London to Suwon?

A nonstop flight from London to Suwon takes about 11 h 15 min, for a straight-line distance of about 8,900 km.

When is typhoon season in Suwon?

Which school holidays are best for Suwon?

Suwon has its best school-holiday weather during October half-term (score 89) and its weakest during the Christmas holidays (score 37). Holiday ratings (0–100): Easter holidays 77, May half-term 85, summer holidays 45, October half-term 89, Christmas holidays 37.