Dammam weather by month & best time to visit

Your holiday weather, at a glance

56

Holiday weather in October

Fair

Best time to visit: November – March

Good forBeach & swimming

Keep in mindPeak heat

Air temperature34°CNight 24°All months Sea temperature30.2°Cvery warmAll months Sunshine10hrs / dayof 11.6 h daylightAll months Rainy days0days / month0 mmAll months

A typical day in October

Morning, 08:00: about 29°
Midday, 13:00: about 34°
Afternoon, 16:00: about 32°
Evening, 20:00: about 28°
Night, 23:00: about 27°

05:3817:12

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 05:24–06:09 · evening 16:41–17:27
Blue hour: Morning 05:15–05:24 · evening 17:27–17:36

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.

What is the weather like in Dammam in October?

In October, Dammam is very hot: daytime highs average 34 °C, and even at night it stays warm at around 24 °C. The sea averages 30.2 °C – almost as warm as a bath. With around 10 hours of sunshine a day, there is plenty of sun. It hardly ever rains. On about 30 days the thermometer climbs to 30 °C or more. The air is often humid and muggy. All in all, October is a so-so month for a holiday in Dammam.

More details for October

Daylight: 11 h 35 min05:38 – 17:12
UV index: 7 · highclear sky, noon (estimate)All months
Muggy days: 24 daysdew point 18 °C or moreAll months
Wind: 20 km/haverage daily peakAll months
Cloud cover: 9 %on averageAll months
Hot days: 30 days30 °C or moreAll months
Time zone: UTC+3Asia/Riyadh

How the score comes together

Temperatureweight 50 %13 %
Sunshineweight 20 %100 %
Few rainy daysweight 30 %100 %

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

Swimming calendar

Sea temperature in Dammam

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

Sea in October30.2°Cvery warm

8 in 10 years: 29.3 – 31.0 °C

Swimming season: Mar – Dec

cold
fresh
refreshing
pleasant
warm
very warm

OctoberMean sea temperature 30.2°8 in 10 years 29.3° – 31.0°

20°

Mean sea temperature8 in 10 years20 °C – comfortable for swimming

The sea temperature in Dammam ranges from 18.6 °C in February to 33.7 °C in August. It is warm enough for a comfortable swim (20 °C and more) from March to December.

The sea warms up slowly: it is warmest in August, while the air already peaks in July. In December the sea is even warmer than the afternoon air. The sea temperature varies from year to year: in August, eight out of ten years were between 32.8 and 34.6 °C.

Sea temperature by month
Month	Average	Cool year	Warm year	Feels
JanuaryJan	19.5°	18.6°	20.3°	fresh
FebruaryFeb	18.6°	17.7°	19.7°	fresh
MarchMar	20.1°	18.8°	21.3°	refreshing
AprilApr	23.1°	22.1°	23.9°	pleasant
MayMay	27.0°	26.1°	27.7°	warm
JuneJun	30.1°	29.4°	31.2°	very warm
JulyJul	32.3°	31.5°	33.1°	very warm
AugustAug	33.7°	32.8°	34.6°	very warm
SeptemberSep	32.6°	31.8°	33.5°	very warm
OctoberOct	30.2°	29.3°	31.0°	very warm
NovemberNov	26.5°	25.5°	27.4°	warm
DecemberDec	22.4°	21.2°	23.2°	refreshing

Sunshine

Sunshine hours in Dammam

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

OctoberSunshine 9.8 hDaylight 11.6 hShare of daylight 84 %

SunshineDaylight

In October, the sun shines for about 9.8 of 11.6 hours of daylight in Dammam, 84 % of the day.

Sunshine hours: estimated from radiation data (ERA5, 1996–2025) and calibrated against measured station values; no weather station is close enough here. Daylight is the time from sunrise to sunset on the 15th of the month.

Sun protection

UV index in Dammam

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

Clear-sky UV in October: 7 · highSeek shade around midday; sunscreen SPF 30+, hat and sunglasses.

The sun is strongest in June (UV 12).

Minutes until sunburn in October

Very fair skin: about 20 min
Fair skin: about 20 min
Light brown skin: about 30 min
Olive skin: about 40 min

Rough guide for unprotected skin at noon under a clear sky; clouds lengthen it, 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.

Rain

Rain in Dammam: 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 0Rainfall 0 mm

In October, it hardly ever rains in Dammam: 0 mm in the whole month.

Wind & clouds

Wind and clouds in Dammam

How breezy and how cloudy Dammam 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 20 km/hBeaufort 4

20

WindBeaufort 4

In October, the wind in Dammam typically peaks at 20 km/h during the day: Beaufort 4, moderate breeze.

Breezy months for windsurfing and kiting

From Beaufort 4 (20 km/h) the daily breeze is usually enough for windsurfing and often for kiting, and here it gets there all year.

Clouds

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

OctoberCloud cover 9 %Sunshine 9.8 h

In October, cloud covers on average 9 % of the sky over Dammam: mostly clear, with about 9.8 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 Dammam

How often the day gets hot in Dammam (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+) 30Day high 34 °C

In October, Dammam has about 30 hot days, with an average daytime high of 34 °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

Climate through the year

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

Best time to visit

Nights and sleep in Dammam

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

Cool 8–15°
Pleasant 15–20°
Warm 20–24°
Hot 24° and more
muggy month (10+ muggy days)

HotOctober: nights around 24°. Hot nights: air conditioning makes sleeping much easier. Muggy on about 24 days (dew point 18 °C or more).

The coolest nights are in January (13°), the warmest in July (30°). Tropical nights of 20 °C and more are the rule from April to November; then air conditioning or a fan helps you sleep. Nights are pleasant for sleeping (15 to 20 °C) in March and in December. It is muggy (dew point 18 °C or more) on about 141 days a year, mostly from May to October.

Temperatures through the year

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

OctoberDay 34°Night 24°Sea 30°

DayNightSea

Month	Score	Day	Night	Sea	Sun	Rain days	Rain mm
JanuaryJan	95	20°	13°	19.5°	7.5 h	3	19
FebruaryFeb	96	22°	14°	18.6°	7.8 h	2	11
MarchMar	96	25°	17°	20.1°	7.8 h	2	9
AprilApr	78	30°	21°	23.1°	8.5 h	1	5
MayMay	50	36°	26°	27.0°	10.1 h	0	1
JuneJun	50	39°	28°	30.1°	11.5 h	0	0
JulyJul	50	40°	30°	32.3°	10.9 h	0	0
AugustAug	50	40°	30°	33.7°	10.7 h	0	0
SeptemberSep	50	38°	27°	32.6°	10.6 h	0	0
OctoberOct	56	34°	24°	30.2°	9.8 h	0	0
NovemberNov	95	27°	20°	26.5°	8.2 h	2	18
DecemberDec	95	22°	15°	22.4°	7.6 h	2	16

Climate averages 1996–2025, 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

26.43° N, 50.10° E · 10 m · Asia/Riyadh

Best time to visit

Best time to visit Dammam

The best time to visit Dammam is from November to March. For a beach holiday with the sea above 21 °C, go from April to November. For sightseeing, day trips and hiking, conditions are most comfortable from November to March. From May to October it can get very hot, with highs of up to 40 °C. Rain is a rarity all year: only 78 mm fall in an average year.

Dammam through the seasons

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

Dammam in spring

Mar – May

75

Good

25–36 °C by day
Sea 23 °C
9 h of sun a day
3 rainy days in all

Dammam in summer

Jun – Aug

50

Fair

39–40 °C by day
Sea 32 °C
11 h of sun a day
0 rainy days in all

Dammam in autumn

Sep – Nov

67

Good

27–38 °C by day
Sea 30 °C
10 h of sun a day
3 rainy days in all

Dammam in winter

Dec – Feb

95

Excellent

20–22 °C by day
Sea 20 °C
8 h of sun a day
8 rainy days in all

Find your perfect month

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

Preferred daytime temperature 23 °C

Swimming in the sea

Sunshine

Little rain

Avoid muggy heat

Your best months: February – March, December

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

Compare two months in Dammam

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

vs.

February has the better holiday weather in Dammam: score 96 against 56. In February, days are 12 °C cooler than in October. The sea is 12 °C cooler in February. February has 2 more rainy days. The sun shines 2 hours less a day in February.

October vs. February, Dammam
Month	October	February
Weather score	56	96better
Day high	34°	22°
Night low	24°	14°
Sea	30.2°	18.6°
Sunshine	9.8 hbetter	7.8 h
Rainy days	0better	2
Rainfall	0 mmbetter	11 mm
Muggy days	24	0better

Based on the climate averages 1996–2025.

Which month for what?

Beach & swimming

Apr – Nov

Sea from 21 °C, warm and mostly dry

Sightseeing & hiking

Nov – Mar

15–28 °C and not too much rain

Peak heat

May – Oct

Highs of 33 °C or more

Dammam month by month

The typical weather for every month at a glance.

95January20° · Sea 20° · 8 h

In January, Dammam is mild: daytime highs average 20 °C, and nights cool down to about 13 °C. The sea averages 19.5 °C – bracing, so a wetsuit helps for longer swims. The sun shines for around 8 hours a day. Rain is rare: about 3 days bring 19 mm in total. All in all, January is an excellent month for a holiday in Dammam.

Dammam in January

96February22° · Sea 19° · 8 h

In February, Dammam is warm: daytime highs average 22 °C, and nights cool down to about 14 °C. The sea averages 18.6 °C – bracing, so a wetsuit helps for longer swims. The sun shines for around 8 hours a day. It hardly ever rains. All in all, February is an excellent month for a holiday in Dammam.

Dammam in February

96March25° · Sea 20° · 8 h

In March, Dammam is warm: daytime highs average 25 °C, and nights cool down to about 17 °C. The sea averages 20.1 °C – refreshing for a swim. The sun shines for around 8 hours a day. Rain is rare: about 2 days bring 9 mm in total. All in all, March is an excellent month for a holiday in Dammam.

Dammam in March

78April30° · Sea 23° · 9 h

In April, Dammam is hot: daytime highs average 30 °C, and even at night it stays warm at around 21 °C. The sea averages 23.1 °C – pleasant for swimming. The sun shines for around 9 hours a day. It hardly ever rains. On about 15 days the thermometer climbs to 30 °C or more. All in all, April is a good month for a holiday in Dammam.

Dammam in April

50May36° · Sea 27° · 10 h

In May, Dammam is very hot: daytime highs average 36 °C, and even at night it stays warm at around 26 °C. The sea averages 27.0 °C – lovely and warm for swimming. With around 10 hours of sunshine a day, there is plenty of sun. It hardly ever rains. On about 31 days the thermometer climbs to 30 °C or more. All in all, May is a so-so month for a holiday in Dammam.

Dammam in May

50June39° · Sea 30° · 12 h

In June, Dammam is very hot: daytime highs average 39 °C, and even at night it stays warm at around 28 °C. The sea averages 30.1 °C – almost as warm as a bath. With around 12 hours of sunshine a day, there is plenty of sun. It hardly ever rains. On about 30 days the thermometer climbs to 30 °C or more. All in all, June is a so-so month for a holiday in Dammam.

Dammam in June

50July40° · Sea 32° · 11 h

In July, Dammam is very hot: daytime highs average 40 °C, and even at night it stays warm at around 30 °C. The sea averages 32.3 °C – almost as warm as a bath. With around 11 hours of sunshine a day, there is plenty of sun. It hardly ever rains. On about 31 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 Dammam.

Dammam in July

50August40° · Sea 34° · 11 h

In August, Dammam is very hot: daytime highs average 40 °C, and even at night it stays warm at around 30 °C. The sea averages 33.7 °C – almost as warm as a bath. With around 11 hours of sunshine a day, there is plenty of sun. It hardly ever rains. On about 31 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 Dammam.

Dammam in August

50September38° · Sea 33° · 11 h

In September, Dammam is very hot: daytime highs average 38 °C, and even at night it stays warm at around 27 °C. The sea averages 32.6 °C – almost as warm as a bath. With around 11 hours of sunshine a day, there is plenty of sun. It hardly ever rains. On about 30 days the thermometer climbs to 30 °C or more. The air is often humid and muggy. All in all, September is a so-so month for a holiday in Dammam.

Dammam in September

56October34° · Sea 30° · 10 h

In October, Dammam is very hot: daytime highs average 34 °C, and even at night it stays warm at around 24 °C. The sea averages 30.2 °C – almost as warm as a bath. With around 10 hours of sunshine a day, there is plenty of sun. It hardly ever rains. On about 30 days the thermometer climbs to 30 °C or more. The air is often humid and muggy. All in all, October is a so-so month for a holiday in Dammam.

Dammam in October

95November27° · Sea 27° · 8 h

In November, Dammam is hot: daytime highs average 27 °C, and nights cool down to about 20 °C. The sea averages 26.5 °C – lovely and warm for swimming. The sun shines for around 8 hours a day. Rain is rare: about 2 days bring 18 mm in total. On about 7 days the thermometer climbs to 30 °C or more. All in all, November is an excellent month for a holiday in Dammam.

Dammam in November

95December22° · Sea 22° · 8 h

In December, Dammam is warm: daytime highs average 22 °C, and nights cool down to about 15 °C. The sea averages 22.4 °C – refreshing for a swim. The sun shines for around 8 hours a day. Rain is rare: about 2 days bring 16 mm in total. All in all, December is an excellent month for a holiday in Dammam.

Dammam in December

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Dammam compared

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Dammam vs. Khobar

In October the holiday weather in Dammam and Khobar is about equally good (score 56 vs. 53). During the day Khobar is 1 °C warmer than Dammam. The sea is about equally warm.

Dammam vs. Khobar, in October
in October	Dammam	Khobar
Holiday score	56	53
Daytime high	34°	35°
Sea	30°	30°
Sunshine	10 h	10 h
Rainy days	0	0
Best time	Nov – Mar	Nov – Mar

Through the year

OctoberDammam 34°Khobar 35°

DammamKhobar

Go to Khobar

Ranking

Saudi Arabia in October: the best places

In October, Dammam ranks 5 of 10 destinations in this country.

Jizan34°32°80
2Tabuk31°74
3Jeddah33°31°59
4Yanbu34°30°58
5DammamThis page34°30°56
6Al-Ula34°55
7Riyadh34°54
8Khobar35°30°53

All destinations: Saudi Arabia

Planning a trip to Dammam

Weather for your travel dates

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

ArrivalNights

Dammam 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.

Dammam has its best school-holiday weather during the Christmas holidays (score 95) and its weakest during May half-term (score 50).

Easter holidays
Mar – Apr
83
Excellent
- 29 °C by day
- Sea 22 °C
- 8.3 h of sun a day
- 1 rainy day a month
May half-term
May – Jun
50
Fair
- 36 °C by day
- Sea 28 °C
- 10.4 h of sun a day
- 0 rainy days a month
Good for: Beach & swimming
Keep in mind: Peak heat
Summer holidays
Jul – Aug
50
Fair
- 40 °C by day
- Sea 33 °C
- 10.8 h of sun a day
- 0 rainy days a month
Good for: Beach & swimming
Keep in mind: Peak heat
October half-term
Oct
56
Fair
- 34 °C by day
- Sea 30 °C
- 9.8 h of sun a day
- 0 rainy days a month
Good for: Beach & swimming
Keep in mind: Peak heat
Christmas holidays
Dec – Jan
95
ExcellentBest holidays
- 21 °C by day
- Sea 21 °C
- 7.6 h of sun a day
- 3 rainy days a month
Good for: Sightseeing & walks

Based on the climate averages 1996–2025.

Getting there

Flying from

Nonstop flight: about 6 h 35 min
Distance: 5,040 km
Time zone: UTC+3
Jet lag: Hardly any (under 3 h)

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

Frequently asked questions about Dammam

When is the best time to visit Dammam?

The best time to visit Dammam is from November to March. That is when the holiday weather score, which combines temperature, sea, sunshine and rain, is highest.

How warm is the sea in Dammam?

The sea temperature in Dammam ranges from 18.6 °C in February to 33.7 °C in August. It is warm enough for a comfortable swim (20 °C and more) from March to December.

Can you swim in Dammam in October?

Yes. In October the sea averages 30.2 °C – almost as warm as a bath.

What is the warmest month in Dammam?

July is the warmest month, with average highs of 40 °C and nights around 30 °C. January is the coolest month at 20 °C.

When does it rain most in Dammam?

Rain is a rarity all year: only 78 mm fall in an average year.

How many hours of sunshine does Dammam get?

Dammam gets around 3,380 hours of sunshine a year. The sunniest month is June with 11.5 hours a day; in January there are 7.5 hours a day.

What time zone is Dammam in?

Dammam uses the time zone Asia/Riyadh, at UTC+3 all year.

How long is the flight from London to Dammam?

A nonstop flight from London to Dammam takes about 6 h 35 min, for a straight-line distance of about 5,040 km.

Which school holidays are best for Dammam?

Dammam has its best school-holiday weather during the Christmas holidays (score 95) and its weakest during May half-term (score 50). Holiday ratings (0–100): Easter holidays 83, May half-term 50, Summer holidays 50, October half-term 56, Christmas holidays 95.

Near Dammam

Other destinations close by.

Places with a climate like Dammam

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