Umm al Quwain weather in September

In September, Umm al Quwain sees average daytime highs of 37°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 4th-warmest and 9th-wettest month of the year here.

Highs ease over the month, from about 38°C in the first days to 36°C by the end. The sky is clear or mostly clear about 97% 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 Umm al Quwain's 2nd-clearest and 9th-windiest month. For the whole year in context, see Umm al Quwain's year-round climate.

Daytime high
37°
4th warmest
Overnight low
30°
10th coldest
Rainfall
0 mm
0 wet days
Daylight
12 h 06 min
6:08 AM – 6:17 PM
Cloud cover
4%
2nd clearest
Wind
12 km/h
9th windiest
Solar energy
6.25 kWh/m²
Travel score
2.3
out of 10
Air quality
Very high
PM10 114.5 µg/m³ · 2020

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 38°C in the first days to 36°C by the end.

A typical September day in Umm al Quwain reaches about 37°C in the afternoon and slips back to 30°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 35°C and 39°C. Set against its neighbours, September runs about 2°C cooler than August and about 3°C warmer than October.

25°30°35°40°45°151015202530
Avg high (°C)Avg low (°C)
13831
23831
33831
43831
53831
63831
73830
83730
93730
103730
113730
123730
133730
143730
153730
163730
173730
183730
193729
203629
213629
223629
233629
243629
253629
263629
273629
283629
293629
303528

How September really feels in Umm al Quwain

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.

Umm al Quwain weather by month

How September compares with the rest of the year at a glance. September is the 4th-warmest and 9th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan23° / 18°232.810.68.6
Feb24° / 18°171.811.18.9
Mar26° / 20°20211.88.4
Apr30° / 24°50.812.66.3
May35° / 27°0013.23.7
Jun37° / 30°0013.62.1
Jul38° / 32°10.113.41.1
Aug39° / 32°0012.91.0
Sep37° / 30°0012.22.3
Oct34° / 27°10.211.44.5
Nov29° / 23°40.810.87.3
Dec25° / 20°132.310.48.7

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 97% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 2% of September, with mostly cloudy or overcast conditions the remaining 1%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
1982
2982
3982
4982
5982
6982
7982
8982
9991
10991
11991
121000
131000
141000
151000
161000
171000
181000
191000
201000
211000
221000
231000
241000
251000
261000
271000
281000
291000
301000

Chance of precipitation in September

Any precipitation

Umm al Quwain 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 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 75% of days. Sticky, muggy-or-worse air turns up on roughly 98% of them.

0%25%50%75%100%151015202530
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
10121582
20121582
30121582
40121582
50121582
60131581
70131482
80131482
90231481
100231481
110231580
120231580
130231580
141231678
151241677
161241776
171241875
181341874
191241974
201242073
211242172
221242271
231242370
241242469
251242568
261242568
271252666
281252666
291252765
301252765

Wind in September

Winds average 12 km/h in September.

Across September, daily wind ranges from about 11 km/h on the calmest days to 13 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
113light breeze
213light breeze
313light breeze
413light breeze
512light breeze
612light breeze
712light breeze
812light breeze
912light breeze
1012light breeze
1112light breeze
1212light breeze
1312calm
1412calm
1512calm
1612calm
1712calm
1812calm
1912calm
2012calm
2112calm
2212calm
2311calm
2411calm
2511calm
2611calm
2711calm
2811calm
2911calm
3011calm

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 6:02 AM to 6:13 AM, and sunset from 6:33 PM to 6:01 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.56:026:33
212.56:026:32
312.56:026:31
412.56:036:30
512.46:036:29
612.46:046:28
712.46:046:27
812.46:056:26
912.36:056:24
1012.36:056:23
1112.36:066:22
1212.36:066:21
1312.26:066:20
1412.26:076:19
1512.26:076:18
1612.16:086:17
1712.16:086:15
1812.16:086:14
1912.16:096:13
2012.06:096:12
2112.06:106:11
2212.06:106:10
2312.06:106:09
2411.96:116:07
2511.96:116:06
2611.96:126:05
2711.96:126:04
2811.86:136:03
2911.86:136:02
3011.86:136:01

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 6.25 kWh/m².

For context, solar energy here swings from a low near 3.96 kWh/m² to a high of 7.56 kWh/m² in May across the year — September's 6.25 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
16.6Intense
26.5Intense
36.5Intense
46.5Intense
56.5Intense
66.5Intense
76.4Intense
86.4Intense
96.4Intense
106.4Intense
116.3Intense
126.3Intense
136.3Intense
146.3Intense
156.3Intense
166.2Intense
176.2Intense
186.2Intense
196.2Intense
206.2Intense
216.1Intense
226.1Intense
236.1Intense
246.1Intense
256.0Intense
266.0Intense
276.0Intense
286.0Bright
296.0Bright
305.9Bright
Planning a trip in September

Hazard calendar for Umm al Quwain

In seasonPeak

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

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

Umm al Quwain 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 Umm al Quwain?

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

2.3
Sightseeing
9th-best month of the year
6.0
Beach & pool
9th-best month of the year

September is a weaker month for outdoor sightseeing in Umm al Quwain.

What to pack for Umm al Quwain in September

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

In September, Umm al Quwain sees daytime highs around 37°C and nights near 30°C. Pack light clothes and sun protection.

light clothessun protection

Sea temperature near Umm al Quwain 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 22°C.

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

20°25°30°35°JanFebMarAprMayJunJulAugSepOctNovDeccoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan23Refreshing
Feb22Refreshing
Mar23Refreshing
Apr25Warm
May28Tropical
Jun31Tropical
Jul33Tropical
Aug33Tropical
Sep32Tropical
Oct31Tropical
Nov28Tropical
Dec25Warm

UV index in Umm al Quwain 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 Umm al Quwain peaks around June 14 at about 10 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 17 at about 4 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecHighVery highVery highHighModerateJun 14UV 10Dec 17UV 4
UV index (midday)Level
Jan5High
Feb8Very high
Mar8Very high
Apr9Very high
May10Very high
Jun10Extreme
Jul9Very high
Aug9Very high
Sep9Very high
Oct7Very high
Nov5High
Dec4Moderate

Air quality in Umm al Quwain 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 Umm al Quwain is worst in July — around 92 µg/m³ PM2.5 (unhealthy), about 2.5× the cleanest month (December, 37 µg/m³).

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

0306090120JanFebMarAprMayJunJulAugSepOctNovDecPoorUnhealthyPoorJul 1991 µg/m³Dec 1037 µg/m³
PM2.5 (µg/m³)Level
Jan45Poor
Feb56Unhealthy
Mar65Unhealthy
Apr70Unhealthy
May77Unhealthy
Jun80Unhealthy
Jul92Unhealthy
Aug86Unhealthy
Sep67Unhealthy
Oct51Poor
Nov37Poor
Dec37Poor
Location & terrain

Where is Umm al Quwain?

Umm al Quwain sits at 25.6°N, 55.6°E, 2 m above sea level, in United Arab Emirates. The nearest listed city is Al Jurf, 17 km away.

HalwanAl SajaahSharjahAl Majaz

Topography around Umm al Quwain

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

Within 3 km, the terrain around Umm al Quwain has only modest variations in elevation — a maximum elevation change of 9 m around an average of 1 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 51 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,899 m.

The land around Umm al Quwain is covered by water (53%) and artificial surfaces (24%) within 3 km, water (61%) and bare terrain (29%) within 16 km, and water (51%) and bare terrain (43%) within 80 km.

3 km
9 m
16 km
51 m
80 km
1,899 m
shrubsartificial surfacesbare terrainwaterwetlandmangroves
September weather nearby: Al Jurf 17 km · Al Ḩamīdīyah 18 km · Ajman 20 km · Ar Rumaylah 22 km · Halwan 28 km · Al Sajaah 29 km · Sharjah 29 km · Al Majaz 32 km

United Arab Emirates travel facts

Travel advisory
Level 3
Reconsider Travel
Power plugs
Type G
230 V · 50 Hz
Prices
≈ 63% of US
price level, 2024
GDP per capita
$50,274
2024
Happiness
6.8 / 10
World Happiness, 2025
Safe drinking water
99%
of population, 2024
Homicide rate
0.7
per 100k, 2022
Road deaths
8.9
per 100k/yr, 2019
Income group
High
World Bank
English
Low
EF EPI 487

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 Umm al Quwain (25.5647°, 55.5552°, 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).