Raḩīmah weather in September

In September, Raḩīmah sees average daytime highs of 36°C and overnight lows near 30°C, with 0 mm of rain across 0 wet days and about 12.2 hours of daylight. It is the 3rd-warmest and 9th-wettest month of the year here.

Highs ease over the month, from about 37°C in the first days to 35°C by the end. The sky is clear or mostly clear about 99% of the time in September, and the air most often feels oppressive.

Daylight stretches from about 12 h 36 min at the start of September to 11 h 48 min by month's end. Set against the rest of the year, September is Raḩīmah's 1st-clearest and 11th-windiest month. For the whole year in context, see Raḩīmah's year-round climate.

Daytime high
36°
3rd warmest
Overnight low
30°
9th coldest
Rainfall
0 mm
0 wet days
Daylight
12 h 12 min
5:29 AM – 5:39 PM
Cloud cover
1%
1st clearest
Wind
15 km/h
11th windiest
Solar energy
6.39 kWh/m²
Travel score
3.1
out of 10

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 37°C in the first days to 35°C by the end.

A typical September day in Raḩīmah reaches about 36°C in the afternoon and slips back to 30°C overnight — a 6°C spread between the day's warmth and the night's chill. On most days the high lands between 34°C and 37°C. Set against its neighbours, September runs about 2°C cooler than August and about 3°C warmer than October.

25°30°35°40°151015202530
Avg high (°C)Avg low (°C)
13731
23731
33731
43731
53731
63631
73631
83631
93630
103630
113630
123630
133630
143630
153630
163630
173630
183630
193529
203529
213529
223529
233529
243529
253529
263529
273529
283529
293528
303428

How September really feels in Raḩīmah

Once humidity and wind are folded in, September averages 30 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.

Days feeling ≥ 32°C
30
28 feel dangerously hot (≥ 39°C)
Days feeling ≤ C
0
wind chill below the day's low

The story in September is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Raḩīmah weather by month

How September compares with the rest of the year at a glance. September is the 3rd-warmest and 9th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan19° / 15°203.610.57.5
Feb20° / 16°111.811.18.1
Mar23° / 18°112.111.88.7
Apr27° / 22°40.912.68.1
May32° / 27°10.213.35.3
Jun36° / 30°0013.63.2
Jul37° / 32°0013.52.1
Aug37° / 32°0012.92.0
Sep36° / 30°0012.23.1
Oct32° / 27°10.211.45.3
Nov26° / 22°192.310.78.2
Dec21° / 17°22310.48.2

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 99% of the time in September, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 1% of September, with mostly cloudy or overcast conditions the remaining 0%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
11000
21000
31000
41000
51000
61000
71000
81000
91000
101000
111000
121000
131000
141000
151000
161000
171000
181000
191000
201000
211000
221000
231000
241000
251000
261000
271000
28991
29991
30991

Chance of precipitation in September

Any precipitation

Raḩīmah gets around 0 mm of rain over 0 wet days in September. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 0% and peaks near 0% on the wettest days.

0%10%20%30%151015202530
Rain chance (%)
10
20
30
40
50
60
70
80
90
100
110
120
130
140
150
160
170
180
190
200
210
220
230
240
250
260
270
280
290
300

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

Most of September feels oppressive — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, September lands in the oppressive band about 36% of days. Sticky, muggy-or-worse air turns up on roughly 95% of them.

0%25%50%75%100%151015202530
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
101192852
201192951
301203048
402213147
502213145
602223243
702233342
802243440
903243538
1003253537
1103253636
1203253635
1303263734
1413263733
1513263833
1613263832
1713263831
1814263931
1914263930
2014263930
2115263929
2215264029
2315264028
2416264027
2516264027
2617264026
2718264025
2819264024
29110274022
30110284021

Wind in September

Winds average 15 km/h in September.

Across September, daily wind ranges from about 14 km/h on the calmest days to 15 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202530
Wind speed (km/h)Feels
114light breeze
214light breeze
315light breeze
415light breeze
515light breeze
615light breeze
715light breeze
815light breeze
915light breeze
1015light breeze
1115light breeze
1215light breeze
1315light breeze
1415light breeze
1515light breeze
1615light breeze
1714light breeze
1814light breeze
1914light breeze
2014light breeze
2114light breeze
2214light breeze
2314light breeze
2415light breeze
2515light breeze
2615light breeze
2715light breeze
2815light breeze
2915light breeze
3015light breeze

Sunrise & sunset in September

DaylightNight

Daylight runs from about 12 h 36 min at the start of September to 11 h 48 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 48 minutes over September. Sunrise moves from 5:23 AM to 5:36 AM, and sunset from 5:56 PM to 5:22 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.65:235:56
212.55:235:55
312.55:245:54
412.55:245:53
512.45:255:52
612.45:255:50
712.45:255:49
812.45:265:48
912.35:265:47
1012.35:275:46
1112.35:275:45
1212.35:285:43
1312.25:285:42
1412.25:295:41
1512.25:295:40
1612.25:295:39
1712.15:305:38
1812.15:305:36
1912.15:315:35
2012.05:315:34
2112.05:325:33
2212.05:325:32
2312.05:335:30
2411.95:335:29
2511.95:335:28
2611.95:345:27
2711.95:345:26
2811.85:355:25
2911.85:355:24
3011.85:365:22

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 6.39 kWh/m².

For context, solar energy here swings from a low near 3.74 kWh/m² to a high of 7.57 kWh/m² in June across the year — September's 6.39 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
16.8Intense
26.8Intense
36.7Intense
46.7Intense
56.7Intense
66.7Intense
76.6Intense
86.6Intense
96.6Intense
106.5Intense
116.5Intense
126.5Intense
136.5Intense
146.4Intense
156.4Intense
166.4Intense
176.3Intense
186.3Intense
196.3Intense
206.3Intense
216.2Intense
226.2Intense
236.2Intense
246.2Intense
256.1Intense
266.1Intense
276.1Intense
286.0Intense
296.0Intense
306.0Bright
Planning a trip in September

Hazard calendar for Raḩīmah

In seasonPeak

None of Raḩīmah's seasonal hazards are active in September. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.

Raḩīmah sees seasonal dust haze (February–August), heaviest in May.

Dust
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is September a good time to visit Raḩīmah?

Our two travel scores rate September for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

3.1
Sightseeing
10th-best month of the year
6.9
Beach & pool
6th-best month of the year

September is a weaker month for outdoor sightseeing in Raḩīmah. The water and warmth also suit a beach or pool day.

What to pack for Raḩīmah in September

From September's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In September, Raḩīmah sees daytime highs around 36°C and nights near 30°C. Pack light clothes and sun protection.

light clothessun protection

Sea temperature near Raḩīmah in September

The nearest coast averages about 32°C in September — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea offshore is warmest in August at about 33°C and coldest in February near 19°C.

It's comfortable for a long swim from Mar 18 to Jan 10 — about 9.8 months when the water holds above 20°C.

15°20°25°30°35°JanFebMarAprMayJunJulAugSepOctNovDeccoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan20Cool
Feb19Cool
Mar20Cool
Apr23Refreshing
May27Warm
Jun30Tropical
Jul32Tropical
Aug33Tropical
Sep32Tropical
Oct30Tropical
Nov26Warm
Dec22Refreshing

UV index in Raḩīmah in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 8 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Raḩīmah peaks around July 18 at about 10 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 20 at about 4 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highHighModerateJul 18UV 10Dec 20UV 4
UV index (midday)Level
Jan4Moderate
Feb7High
Mar6High
Apr6High
May8Very high
Jun9Very high
Jul10Very high
Aug9Very high
Sep8Very high
Oct7Very high
Nov5Moderate
Dec4Moderate

Air quality in Raḩīmah in September

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where September falls, not just the annual average.

Air quality in Raḩīmah is worst in July — around 64 µg/m³ PM2.5 (unhealthy), about 2.3× the cleanest month (November, 27 µg/m³).

Modeled monthly averages (CAMS reanalysis, 2015–2024).

020406080JanFebMarAprMayJunJulAugSepOctNovDecPoorUnhealthyPoorModerateJul 2163 µg/m³Nov 2128 µg/m³
PM2.5 (µg/m³)Level
Jan36Poor
Feb36Poor
Mar41Poor
Apr47Poor
May48Poor
Jun50Poor
Jul64Unhealthy
Aug60Unhealthy
Sep47Poor
Oct40Poor
Nov27Moderate
Dec30Moderate
Location & terrain

Where is Raḩīmah?

Raḩīmah sits at 26.7°N, 50.1°E, 7 m above sea level, in Saudi Arabia. The nearest listed city is Ras Tanura, 1.0 km away.

Topography around Raḩīmah

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Raḩīmah.

Within 3 km, the terrain around Raḩīmah has only modest variations in elevation — a maximum elevation change of 12 m around an average of 2 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 23 m; within 80 km, only modest variations in elevation — a maximum elevation change of 177 m.

The land around Raḩīmah is covered by bare terrain (49%) and artificial surfaces (32%) within 3 km, water (61%) and bare terrain (30%) within 16 km, and water (50%) and bare terrain (44%) within 80 km.

3 km
12 m
16 km
23 m
80 km
177 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
September weather nearby: Ras Tanura 1.0 km · Şafwá 12 km · Tārūt 15 km · Al ‘Awwāmīyah 15 km · Al Qaţīf 17 km · ‘Inak 21 km · Sayhāt 25 km · Dammam 31 km

Saudi Arabia travel facts

Travel advisory
Level 3
Reconsider Travel
Power plugs
Type G
230 V · 60 Hz
Prices
≈ 47% of US
price level, 2025
GDP per capita
$34,537
2025
Happiness
6.8 / 10
World Happiness, 2025
Homicide rate
0.9
per 100k, 2019
Road deaths
35.9
per 100k/yr, 2019
Income group
High
World Bank
English
Very low
EF EPI 404

Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.

Data sources

Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Raḩīmah (26.7079°, 50.0619°, elevation 7 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).