Umm al Quwain weather in May

In May, Umm al Quwain sees average daytime highs of 35°C and overnight lows near 27°C, with 0 mm of rain across 0 wet days and about 13.2 hours of daylight. It is the 5th-warmest and 10th-wettest month of the year here.

Highs climb over the month, from about 33°C in the first days to 36°C by the end. The sky is clear or mostly clear about 89% of the time in May, and the air most often feels oppressive.

Daylight stretches from about 12 h 54 min at the start of May to 13 h 30 min by month's end. Set against the rest of the year, May is Umm al Quwain's 5th-clearest and 2nd-windiest month. For the whole year in context, see Umm al Quwain's year-round climate.

Daytime high
35°
5th warmest
Overnight low
27°
8th coldest
Rainfall
0 mm
0 wet days
Daylight
13 h 12 min
5:37 AM – 6:51 PM
Cloud cover
11%
5th clearest
Wind
14 km/h
2nd windiest
Solar energy
7.56 kWh/m²
Travel score
3.7
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 May

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 33°C in the first days to 36°C by the end.

A typical May day in Umm al Quwain reaches about 35°C in the afternoon and slips back to 27°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 32°C and 38°C. Set against its neighbours, May runs about 4°C warmer than April and about 3°C cooler than June.

20°25°30°35°40°151015202531
Avg high (°C)Avg low (°C)
13325
23326
33326
43326
53326
63426
73426
83426
93426
103427
113427
123427
133427
143527
153527
163527
173527
183527
193527
203528
213528
223528
233528
243628
253628
263628
273628
283628
293628
303628
313629

How May really feels in Umm al Quwain

Once humidity and wind are folded in, May averages 31 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
31
15 feel dangerously hot (≥ 39°C)
Days feeling ≤ C
0
wind chill below the day's low

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

Umm al Quwain weather by month

How May compares with the rest of the year at a glance. May is the 5th-warmest and 10th-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 May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 89% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 4% of May, with mostly cloudy or overcast conditions the remaining 7%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
18713
28713
38812
48812
58812
68911
78911
89010
9919
10919
11919
12928
13928
14928
15937
16937
17937
18946
19955
20955
21955
22955
23964
24964
25964
26964
27973
28982
29982
30982
31982

Chance of precipitation in May

Any precipitation

Umm al Quwain gets around 0 mm of rain over 0 wet days in May. 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%151015202531
Rain chance (%)
11
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
310

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, May lands in the oppressive band about 50% of days. Sticky, muggy-or-worse air turns up on roughly 95% of them.

0%25%50%75%100%151015202531
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
111357281
211256301
311156311
411056321
51955341
60953362
70853372
80751393
90749413
100647433
110545454
120543485
130440515
140438526
150335557
160333568
170331588
180229609
1902266111
2002246212
2102226214
2201216216
2301196218
2401176220
2501166122
2601156024
2701135927
2801125730
2901125433
3001115236
3101105039

Wind in May

Winds average 14 km/h in May.

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

05101520151015202531
Wind speed (km/h)Feels
114light breeze
214light breeze
314light breeze
414light breeze
514light breeze
614light breeze
714light breeze
814light breeze
914light breeze
1014light breeze
1114light breeze
1214light breeze
1314light breeze
1414light breeze
1514light breeze
1614light breeze
1714light breeze
1814light breeze
1914light breeze
2014light breeze
2114light breeze
2214light breeze
2314light breeze
2414light breeze
2514light breeze
2614light breeze
2714light breeze
2814light breeze
2914light breeze
3014light breeze
3114light breeze

Sunrise & sunset in May

DaylightNight

Daylight runs from about 12 h 54 min at the start of May to 13 h 30 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 36 minutes over May. Sunrise moves from 5:47 AM to 5:31 AM, and sunset from 6:43 PM to 6:59 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.95:476:43
213.05:466:44
313.05:456:44
413.05:446:45
513.05:446:45
613.15:436:46
713.15:426:47
813.15:416:47
913.15:416:48
1013.15:406:48
1113.25:406:49
1213.25:396:49
1313.25:386:50
1413.25:386:50
1513.25:376:51
1613.25:376:51
1713.35:366:52
1813.35:366:52
1913.35:356:53
2013.35:356:53
2113.35:346:54
2213.35:346:55
2313.45:346:55
2413.45:336:56
2513.45:336:56
2613.45:336:57
2713.45:326:57
2813.45:326:58
2913.45:326:58
3013.55:316:59
3113.55:316:59

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 7.56 kWh/m² — the sunniest month for solar.

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 — May's 7.56 kWh/m² sits near the top of that range.

02468151015202531
Solar energy (kWh/m²)Level
17.3Intense
27.4Intense
37.4Intense
47.4Intense
57.4Intense
67.5Intense
77.5Intense
87.5Intense
97.5Intense
107.5Intense
117.5Intense
127.5Intense
137.6Intense
147.6Intense
157.6Intense
167.6Intense
177.6Intense
187.6Intense
197.6Intense
207.6Intense
217.6Intense
227.6Intense
237.6Intense
247.6Intense
257.6Intense
267.6Intense
277.6Intense
287.6Intense
297.6Intense
307.6Intense
317.6Intense
Planning a trip in May

Hazard calendar for Umm al Quwain

In seasonPeak

In May, Umm al Quwain sits inside its cyclone and dust 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 May a good time to visit Umm al Quwain?

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

3.7
Sightseeing
8th-best month of the year
7.5
Beach & pool
6th-best month of the year

May is a weaker month for outdoor sightseeing in Umm al Quwain. The water and warmth also suit a beach or pool day.

What to pack for Umm al Quwain in May

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

In May, Umm al Quwain sees daytime highs around 35°C and nights near 27°C. Pack light clothes and sun protection.

light clothessun protection

Sea temperature near Umm al Quwain in May

The nearest coast averages about 28°C in May — 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 May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 10 (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 May

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where May 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
May 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).