Az Zulfī weather in May

In May, Az Zulfī sees average daytime highs of 38°C and overnight lows near 24°C, with 2 mm of rain across 0.5 wet days and about 13.3 hours of daylight. It is the 5th-warmest and 7th-wettest month of the year here.

Highs climb over the month, from about 35°C in the first days to 40°C by the end. The sky is clear or mostly clear about 73% of the time in May, and the air most often feels dry.

Daylight stretches from about 13 hours at the start of May to 13 h 30 min by month's end. Set against the rest of the year, May is Az Zulfī's 6th-clearest and 4th-windiest month. For the whole year in context, see Az Zulfī's year-round climate.

Daytime high
38°
5th warmest
Overnight low
24°
8th coldest
Rainfall
2 mm
0.5 wet days
Daylight
13 h 18 min
5:18 AM – 6:36 PM
Cloud cover
25%
6th clearest
Wind
15 km/h
4th windiest
Solar energy
7.66 kWh/m²
Travel score
1.5
out of 10

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 35°C in the first days to 40°C by the end.

A typical May day in Az Zulfī reaches about 38°C in the afternoon and slips back to 24°C overnight — a 13°C spread between the day's warmth and the night's chill. On most days the high lands between 34°C and 41°C. Set against its neighbours, May runs about 6°C warmer than April and about 4°C cooler than June.

20°30°40°151015202531
Avg high (°C)Avg low (°C)
13522
23522
33522
43622
53623
63623
73623
83623
93723
103724
113724
123724
133724
143724
153824
163825
173825
183825
193825
203925
213925
223925
233926
243926
253926
264026
274026
284026
294026
304027
314027

How May really feels in Az Zulfī

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
9 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.

Az Zulfī weather by month

How May compares with the rest of the year at a glance. May is the 5th-warmest and 7th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan19° / 18310.57.7
Feb22° / 10°101.611.18.6
Mar26° / 14°152.611.88.2
Apr32° / 19°172.612.65.0
May38° / 24°20.513.31.5
Jun41° / 27°0013.60.0
Jul42° / 27°0013.50.0
Aug43° / 28°0012.90.0
Sep40° / 25°0012.20.4
Oct34° / 20°20.311.43.8
Nov26° / 15°283.510.77.9
Dec21° / 10°152.710.48.0

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 73% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 12% of May, with mostly cloudy or overcast conditions the remaining 15%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
17921
28020
37921
47921
57921
68020
78020
88020
98119
108119
118119
128119
138218
148218
158317
168317
178515
188515
198614
208614
218713
228812
238911
248911
258911
26919
27919
28919
29937
30937
31937

Chance of precipitation in May

Any precipitation

Az Zulfī 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 6% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
16
25
35
44
54
64
73
83
92
102
112
122
132
142
152
162
172
182
192
201
211
221
231
241
251
260
270
280
290
300
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 98% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
193331
294321
394321
494321
595221
695221
796211
896211
996211
1097210
1197210
1298110
1398110
1498110
1598110
1698110
1798110
1898110
1998110
2098110
2198110
2298110
23100000
24100000
25100000
26100000
27100000
28100000
29100000
30100000
31100000

Wind in May

Winds average 15 km/h in May.

Across May, daily wind ranges from about 15 km/h on the calmest days to 16 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
116light breeze
216light breeze
316light breeze
416light breeze
516light breeze
616light breeze
716light breeze
816light breeze
916light breeze
1016light breeze
1116light breeze
1216light breeze
1316light breeze
1416light breeze
1515light breeze
1615light breeze
1715light breeze
1815light breeze
1915light breeze
2015light breeze
2115light breeze
2215light breeze
2315light breeze
2415light breeze
2515light breeze
2615light breeze
2715light breeze
2815light breeze
2915light breeze
3015light breeze
3115light breeze

Sunrise & sunset in May

DaylightNight

Daylight runs from about 13 hours 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 30 minutes over May. Sunrise moves from 5:29 AM to 5:13 AM, and sunset from 6:27 PM to 6:44 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.05:296:27
213.05:286:28
313.05:276:28
413.05:266:29
513.15:256:29
613.15:256:30
713.15:246:31
813.15:236:31
913.25:236:32
1013.25:226:32
1113.25:216:33
1213.25:216:33
1313.25:206:34
1413.25:206:34
1513.35:196:35
1613.35:186:36
1713.35:186:36
1813.35:176:37
1913.35:176:37
2013.45:166:38
2113.45:166:38
2213.45:166:39
2313.45:156:39
2413.45:156:40
2513.45:146:40
2613.45:146:41
2713.55:146:41
2813.55:146:42
2913.55:136:43
3013.55:136:43
3113.55:136:44

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 7.66 kWh/m².

For context, solar energy here swings from a low near 3.98 kWh/m² to a high of 7.85 kWh/m² in June across the year — May's 7.66 kWh/m² sits near the top of that range.

02468151015202531
Solar energy (kWh/m²)Level
17.4Intense
27.4Intense
37.4Intense
47.5Intense
57.5Intense
67.5Intense
77.5Intense
87.5Intense
97.5Intense
107.6Intense
117.6Intense
127.6Intense
137.6Intense
147.6Intense
157.7Intense
167.7Intense
177.7Intense
187.7Intense
197.7Intense
207.7Intense
217.7Intense
227.8Intense
237.8Intense
247.8Intense
257.8Intense
267.8Intense
277.8Intense
287.8Intense
297.8Intense
307.8Intense
317.8Intense
Planning a trip in May

Hazard calendar for Az Zulfī

In seasonPeak

In May, Az Zulfī sits inside its dust season. The full year is below, with each hazard's peak months called out.

Az Zulfī sees seasonal dust haze (February–September), heaviest in May.

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

Is May a good time to visit Az Zulfī?

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

1.5
Sightseeing
8th-best month of the year
4.9
Beach & pool
6th-best month of the year

May is a weaker month for outdoor sightseeing in Az Zulfī.

What to pack for Az Zulfī in May

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

In May, Az Zulfī sees daytime highs around 38°C and nights near 24°C. Pack light clothes and sun protection.

light clothessun protection

UV index in Az Zulfī in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May 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 Az Zulfī peaks around July 17 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 19 at about 5 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecHighVery highHighVery highExtremeVery highHighModerateJul 17UV 12Dec 19UV 5
UV index (midday)Level
Jan5Moderate
Feb7High
Mar8Very high
Apr6High
May9Very high
Jun11Extreme
Jul12Extreme
Aug11Extreme
Sep10Very high
Oct8Very high
Nov6High
Dec5Moderate

Air quality in Az Zulfī 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 Az Zulfī is worst in March — around 98 µg/m³ PM2.5 (unhealthy), about 1.9× the cleanest month (September, 52 µg/m³).

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

0306090120JanFebMarAprMayJunJulAugSepOctNovDecUnhealthyPoorUnhealthyMar 2097 µg/m³Sep 2053 µg/m³
PM2.5 (µg/m³)Level
Jan68Unhealthy
Feb77Unhealthy
Mar98Unhealthy
Apr89Unhealthy
May88Unhealthy
Jun63Unhealthy
Jul60Unhealthy
Aug59Unhealthy
Sep52Poor
Oct54Poor
Nov61Unhealthy
Dec65Unhealthy
Location & terrain

Where is Az Zulfī?

Az Zulfī sits at 26.3°N, 44.8°E, 620 m above sea level, in Saudi Arabia. The nearest listed city is Al Mithnab, 77 km away.

‘Uyūn al Jiwā’Al Khabrā’Shaqra

Topography around Az Zulfī

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

Within 3 km, the terrain around Az Zulfī has only modest variations in elevation — a maximum elevation change of 94 m around an average of 623 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 165 m; within 80 km, significant variations in elevation — a maximum elevation change of 342 m.

The land around Az Zulfī is covered by artificial surfaces (54%) and bare terrain (37%) within 3 km, bare terrain (92%) within 16 km, and bare terrain (98%) within 80 km.

3 km
94 m
16 km
165 m
80 km
342 m
treesshrubscroplandartificial surfacesbare terrain
May weather nearby: Al Mithnab 77 km · Buraydah 84 km · Unaizah 84 km · Al Badā’i‘ al Wusţá 113 km · Al Bukayrīyah 117 km · ‘Uyūn al Jiwā’ 120 km · Al Khabrā’ 121 km · Shaqra 126 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 Az Zulfī (26.2995°, 44.8154°, elevation 620 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).