Al Mash‘ilīyah weather in May

In May, Al Mash‘ilīyah sees average daytime highs of 37°C and overnight lows near 22°C, with 2 mm of rain across 0.5 wet days and about 12.8 hours of daylight. It is the 4th-warmest and 4th-wettest month of the year here.

Highs climb over the month, from about 36°C in the first days to 38°C by the end. The sky is clear or mostly clear about 75% of the time in May, and the air most often feels dry.

Daylight stretches from about 12 h 36 min at the start of May to 13 hours by month's end. Set against the rest of the year, May is Al Mash‘ilīyah's 8th-clearest and 4th-windiest month. For the whole year in context, see Al Mash‘ilīyah's year-round climate.

Daytime high
37°
4th warmest
Overnight low
22°
9th coldest
Rainfall
2 mm
0.5 wet days
Daylight
12 h 48 min
5:33 AM – 6:23 PM
Cloud cover
25%
8th clearest
Wind
12 km/h
4th windiest
Solar energy
7.57 kWh/m²
Travel score
2.1
out of 10

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

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

A typical May day in Al Mash‘ilīyah reaches about 37°C in the afternoon and slips back to 22°C overnight — a 15°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, May runs about 3°C warmer than April and about 2°C cooler than June.

15°20°25°30°35°40°151015202531
Avg high (°C)Avg low (°C)
13521
23521
33621
43621
53621
63621
73622
83622
93622
103622
113622
123722
133722
143722
153722
163722
173722
183722
193722
203722
213722
223722
233722
243722
253822
263822
273822
283822
293822
303822
313822

How May really feels in Al Mash‘ilīyah

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
heat index over the day's high
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.

Al Mash‘ilīyah weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan25° / 10°10.311.19.3
Feb28° / 13°10.411.48.3
Mar31° / 17°61.211.95.9
Apr34° / 20°6212.43.9
May37° / 22°20.512.82.1
Jun39° / 23°10.1130.9
Jul40° / 25°10.1130.3
Aug39° / 25°20.312.60.4
Sep37° / 21°0012.12.4
Oct31° / 16°20.311.65.9
Nov28° / 13°10.111.28.6
Dec25° / 11°00119.4

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 75% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 15% of May, with mostly cloudy or overcast conditions the remaining 10%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
18911
28911
38812
48812
58812
68812
78911
88911
98911
108911
118911
128911
138911
148911
158911
168911
178911
188911
199010
20919
21919
22919
23919
24919
25919
26919
27928
28928
29928
30928
31928

Chance of precipitation in May

Any precipitation

Al Mash‘ilīyah gets around 2 mm of rain over 0.5 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 2% and peaks near 4% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
14
24
33
43
53
62
72
82
92
102
112
121
131
141
151
162
172
182
192
202
212
221
231
241
251
261
271
281
291
301
310

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, May lands in the dry band about 96% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)
19073
29262
39262
49352
59352
69442
79442
89631
99631
109631
119721
129721
139721
149721
159721
169811
179811
189811
199811
209721
219721
229721
239721
249721
259721
269721
279721
289721
299811
309811
319811

Wind in May

Winds average 12 km/h in May.

Across May, daily wind ranges from about 11 km/h on the calmest days to 12 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
111calm
211calm
312calm
412calm
512calm
612calm
712calm
812calm
912calm
1012calm
1112calm
1212calm
1312calm
1412calm
1512calm
1612calm
1712light breeze
1812light breeze
1912light breeze
2012light breeze
2112light breeze
2212light breeze
2312light breeze
2412light breeze
2512light breeze
2612light breeze
2712light breeze
2812light breeze
2912light breeze
3012light breeze
3112light breeze

Sunrise & sunset in May

DaylightNight

Daylight runs from about 12 h 36 min at the start of May to 13 hours by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 24 minutes over May. Sunrise moves from 5:40 AM to 5:30 AM, and sunset from 6:18 PM to 6:29 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.65:406:18
212.65:406:19
312.75:396:19
412.75:396:19
512.75:386:20
612.75:386:20
712.75:376:20
812.75:376:21
912.75:366:21
1012.85:366:21
1112.85:356:22
1212.85:356:22
1312.85:356:22
1412.85:346:23
1512.85:346:23
1612.85:336:23
1712.85:336:24
1812.95:336:24
1912.95:336:24
2012.95:326:25
2112.95:326:25
2212.95:326:25
2312.95:316:26
2412.95:316:26
2512.95:316:27
2612.95:316:27
2712.95:316:27
2813.05:316:28
2913.05:306:28
3013.05:306:28
3113.05:306:29

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 7.57 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 5.41 kWh/m² to a high of 7.57 kWh/m² in May across the year — May's 7.57 kWh/m² sits near the top of that range.

02468151015202531
Solar energy (kWh/m²)Level
17.4Intense
27.4Intense
37.5Intense
47.5Intense
57.5Intense
67.5Intense
77.5Intense
87.5Intense
97.5Intense
107.5Intense
117.6Intense
127.6Intense
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
267.5Intense
277.5Intense
287.5Intense
297.5Intense
307.5Intense
317.5Intense
Planning a trip in May

Hazard calendar for Al Mash‘ilīyah

In seasonPeak

In May, Al Mash‘ilīyah sits inside its dust season. The full year is below, with each hazard's peak months called out.

Al Mash‘ilīyah sees seasonal dust haze (February–September), heaviest in July.

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

Is May a good time to visit Al Mash‘ilīyah?

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

2.1
Sightseeing
9th-best month of the year
5.7
Beach & pool
9th-best month of the year

May is a weaker month for outdoor sightseeing in Al Mash‘ilīyah.

What to pack for Al Mash‘ilīyah in May

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

In May, Al Mash‘ilīyah sees daytime highs around 37°C and nights near 22°C. Pack light clothes and sun protection.

light clothessun protection

UV index in Al Mash‘ilīyah in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 12 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Al Mash‘ilīyah peaks around April 14 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 14 at about 8 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeExtremeVery highApr 14UV 14Dec 14UV 8
UV index (midday)Level
Jan9Very high
Feb12Extreme
Mar13Extreme
Apr14Extreme
May12Extreme
Jun11Extreme
Jul11Extreme
Aug12Extreme
Sep10Very high
Oct11Extreme
Nov8Very high
Dec7Very high

Air quality in Al Mash‘ilīyah 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 Al Mash‘ilīyah is worst in February — around 81 µg/m³ PM2.5 (unhealthy), about 2.2× the cleanest month (October, 37 µg/m³).

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

0306090JanFebMarAprMayJunJulAugSepOctNovDecUnhealthyPoorFeb 1779 µg/m³Oct 1938 µg/m³
PM2.5 (µg/m³)Level
Jan69Unhealthy
Feb81Unhealthy
Mar73Unhealthy
Apr69Unhealthy
May60Unhealthy
Jun64Unhealthy
Jul73Unhealthy
Aug64Unhealthy
Sep48Poor
Oct37Poor
Nov42Poor
Dec50Poor
Location & terrain

Where is Al Mash‘ilīyah?

Al Mash‘ilīyah sits at 17.8°N, 44.5°E, 1,134 m above sea level, in Saudi Arabia. The nearest listed city is Najran, 46 km away.

Sarāt ‘AbīdahFayfā’Al ḨazmḐamadKhamis MushaitAbū ‘Arīsh

Topography around Al Mash‘ilīyah

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Al Mash‘ilīyah.

Within 3 km, the terrain around Al Mash‘ilīyah has only modest variations in elevation — a maximum elevation change of 98 m around an average of 1,164 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 382 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,350 m.

The land around Al Mash‘ilīyah is covered by bare terrain (90%) within 3 km, bare terrain (98%) within 16 km, and bare terrain (99%) within 80 km.

3 km
98 m
16 km
382 m
80 km
1,350 m
artificial surfacesbare terrain
May weather nearby: Najran 46 km · Sa'dah 117 km · Sarāt ‘Abīdah 146 km · Fayfā’ 151 km · Al Ḩazm 180 km · Ḑamad 193 km · Khamis Mushait 193 km · Abū ‘Arīsh 194 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 Al Mash‘ilīyah (17.7556°, 44.468°, elevation 1,134 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. 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).