Şaḩam weather in September

In September, Şaḩam sees average daytime highs of 33°C and overnight lows near 30°C, with 0 mm of rain across 0 wet days and about 12.1 hours of daylight. It is the 5th-warmest and 11th-wettest month of the year here.

Day-to-day highs hold fairly steady near 33°C through the month. The sky is clear or mostly clear about 96% of the time in September, and the air most often feels miserable.

Daylight stretches from about 12 h 30 min at the start of September to 11 h 48 min by month's end. Set against the rest of the year, September is Şaḩam's 1st-clearest and 9th-windiest month. For the whole year in context, see Şaḩam's year-round climate.

Daytime high
33°
5th warmest
Overnight low
30°
9th coldest
Rainfall
0 mm
0 wet days
Daylight
12 h 06 min
6:03 AM – 6:11 PM
Cloud cover
7%
1st clearest
Wind
10 km/h
9th windiest
Solar energy
6.19 kWh/m²
Travel score
5.0
out of 10

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 33°C through the month.

A typical September day in Şaḩam reaches about 33°C in the afternoon and slips back to 30°C overnight — a 3°C spread between the day's warmth and the night's chill. On most days the high lands between 31°C and 35°C. Set against its neighbours, September runs on par with August and about 1°C warmer than October.

25°30°35°40°151015202530
Avg high (°C)Avg low (°C)
13330
23330
33330
43330
53330
63330
73330
83330
93330
103330
113330
123330
133330
143330
153330
163330
173330
183330
193330
203330
213330
223330
233329
243329
253329
263329
273329
283329
293329
303329

How September really feels in Şaḩam

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
30 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.

Şaḩam weather by month

How September compares with the rest of the year at a glance. September is the 5th-warmest and 11th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan23° / 19°91.710.79.0
Feb24° / 20°61.211.29.2
Mar26° / 22°101.311.88.7
Apr30° / 26°30.512.56.5
May34° / 29°00.113.24.0
Jun35° / 31°20.213.53.4
Jul35° / 32°50.213.33.7
Aug34° / 31°0012.84.4
Sep33° / 30°0012.15.0
Oct31° / 28°10.311.45.9
Nov28° / 24°4110.88.2
Dec25° / 21°91.310.59.1

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 96% of the time in September, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 2% of September, with mostly cloudy or overcast conditions the remaining 3%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
1955
2955
3955
4955
5955
6955
7955
8964
9973
10973
11973
12973
13973
14973
15973
16982
17982
18982
19982
20991
21991
22991
23991
24991
25991
26991
271000
281000
291000
301000

Chance of precipitation in September

Any precipitation

Şaḩam 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 1% 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
291
301

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, September lands in the miserable band about 92% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202530
Humid (%)Muggy (%)Oppressive (%)Miserable (%)
100298
200298
300298
400298
500298
600397
700397
800397
900397
1000397
1100496
1200496
1301495
1401594
1501594
1601693
1701693
1801792
1901792
2001891
2101990
2202989
23021088
24021187
25021286
26021385
27021484
28021583
29121681
30121780

Wind in September

Winds average 10 km/h in September.

Across September, daily wind ranges from about 9 km/h on the calmest days to 11 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
111calm
211calm
311calm
411calm
511calm
611calm
711calm
811calm
911calm
1011calm
1111calm
1211calm
1310calm
1410calm
1510calm
1610calm
1710calm
1810calm
1910calm
2010calm
2110calm
2210calm
2310calm
2410calm
2510calm
2610calm
2710calm
2810calm
2910calm
309calm

Sunrise & sunset in September

DaylightNight

Daylight runs from about 12 h 30 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 42 minutes over September. Sunrise moves from 5:57 AM to 6:08 AM, and sunset from 6:27 PM to 5:56 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.55:576:27
212.55:586:26
312.45:586:25
412.45:586:24
512.45:596:23
612.45:596:22
712.45:596:21
812.36:006:20
912.36:006:19
1012.36:016:17
1112.36:016:16
1212.26:016:15
1312.26:026:14
1412.26:026:13
1512.26:026:12
1612.16:036:11
1712.16:036:10
1812.16:036:09
1912.16:046:08
2012.06:046:07
2112.06:046:05
2212.06:056:04
2312.06:056:03
2411.96:056:02
2511.96:066:01
2611.96:066:00
2711.96:075:59
2811.86:075:58
2911.86:075:57
3011.86:085:56

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 6.19 kWh/m².

For context, solar energy here swings from a low near 4.21 kWh/m² to a high of 7.51 kWh/m² in May across the year — September's 6.19 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
16.4Intense
26.4Intense
36.4Intense
46.4Intense
56.3Intense
66.3Intense
76.3Intense
86.3Intense
96.3Intense
106.3Intense
116.3Intense
126.2Intense
136.2Intense
146.2Intense
156.2Intense
166.2Intense
176.2Intense
186.2Intense
196.1Intense
206.1Intense
216.1Intense
226.1Intense
236.1Intense
246.1Intense
256.0Intense
266.0Intense
276.0Intense
286.0Bright
296.0Bright
306.0Bright
Planning a trip in September

Hazard calendar for Şaḩam

In seasonPeak

In September, Şaḩam sits inside its cyclone season. The full year is below, with each hazard's peak months called out.

Şaḩam sits in the North Indian Ocean cyclone zone; the season peaks May and October–November.

Şaḩam sees seasonal dust haze (March–August), heaviest in July.

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

Is September a good time to visit Şaḩam?

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

5.0
Sightseeing
8th-best month of the year
8.6
Beach & pool
4th-best month of the year

September is a reasonable time to visit Şaḩam for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Şaḩam in September

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

In September, Şaḩam sees daytime highs around 33°C and nights near 30°C. Pack light clothes and sun protection.

light clothessun protection

Sea temperature near Şaḩam in September

The nearest coast averages about 31°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 June at about 32°C and coldest in February near 23°C.

The water stays above 20°C all year — warm enough for a swim any month.

25°30°35°JanFebMarAprMayJunJulAugSepOctNovDecrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan24Refreshing
Feb23Refreshing
Mar24Warm
Apr27Warm
May30Tropical
Jun32Tropical
Jul32Tropical
Aug32Tropical
Sep31Tropical
Oct30Tropical
Nov28Tropical
Dec25Warm

UV index in Şaḩam in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 9 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Şaḩam peaks around May 19 at about 11 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 18 at about 5 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecHighVery highExtremeVery highHighMay 19UV 11Dec 18UV 5
UV index (midday)Level
Jan6High
Feb9Very high
Mar9Very high
Apr9Very high
May11Extreme
Jun10Very high
Jul9Very high
Aug10Very high
Sep9Very high
Oct8Very high
Nov6High
Dec5High

Air quality in Şaḩam 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 Şaḩam is worst in July — around 62 µg/m³ PM2.5 (unhealthy), about 2.8× the cleanest month (December, 22 µg/m³).

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

020406080JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorUnhealthyPoorModerateJul 1661 µg/m³Dec 1522 µg/m³
PM2.5 (µg/m³)Level
Jan27Moderate
Feb31Moderate
Mar38Poor
Apr44Poor
May49Poor
Jun52Poor
Jul62Unhealthy
Aug51Poor
Sep36Poor
Oct29Moderate
Nov26Moderate
Dec22Moderate
Location & terrain

Where is Şaḩam?

Şaḩam sits at 24.2°N, 56.9°E, 2 m above sea level, in Oman. The nearest listed city is Sohar, 27 km away.

As SuwayqYanqulShināşRustaqHatta

Topography around Şaḩam

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

Within 3 km, the terrain around Şaḩam has only modest variations in elevation — a maximum elevation change of 20 m around an average of 4 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 148 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,753 m.

The land around Şaḩam is covered by water (45%) and artificial surfaces (20%) within 3 km, water (48%) and bare terrain (39%) within 16 km, and bare terrain (65%) and water (30%) within 80 km.

3 km
20 m
16 km
148 m
80 km
1,753 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
September weather nearby: Sohar 27 km · Al Khābūrah 30 km · Liwá 52 km · As Suwayq 66 km · Yanqul 74 km · Shināş 76 km · Rustaq 103 km · Hatta 104 km

Oman travel facts

Travel advisory
Level 3
Reconsider Travel
Power plugs
Type G
240 V · 50 Hz
Prices
≈ 47% of US
price level, 2025
GDP per capita
$19,947
2025
Happiness
6.2 / 10
World Happiness, 2025
Safe drinking water
91%
of population, 2024
Homicide rate
0.1
per 100k, 2023
Road deaths
10.6
per 100k/yr, 2019
Income group
High
World Bank
English
Very low
EF EPI 407
Religion
Muslim 86%Christian 6%Hindu 6%other and unaffiliated 2%

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 Şaḩam (24.1722°, 56.8886°, elevation 2 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. Tropical-cyclone seasons are the published climatological basin seasons (NOAA National Hurricane Center / regional warning centres). 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).