Khartoum weather in May

In May, Khartoum sees average daytime highs of 41°C and overnight lows near 28°C, with 3 mm of rain across 1.2 wet days and about 12.7 hours of daylight. It is the 1st-warmest and 5th-wettest month of the year here.

Day-to-day highs hold fairly steady near 41°C through the month. The sky is clear or mostly clear about 82% 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 12 h 48 min by month's end. Set against the rest of the year, May is Khartoum's 7th-clearest and 10th-windiest month. For the whole year in context, see Khartoum's year-round climate.

Daytime high
41°
1st warmest
Overnight low
28°
11th coldest
Rainfall
3 mm
1.2 wet days
Daylight
12 h 42 min
6:24 AM – 7:08 PM
Cloud cover
20%
7th clearest
Wind
15 km/h
10th windiest
Solar energy
7.39 kWh/m²
Travel score
0.0
out of 10

Khartoum is capital city of Sudan.

Density
66/km²
people per km²

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

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 41°C through the month.

A typical May day in Khartoum reaches about 41°C in the afternoon and slips back to 28°C overnight — a 13°C spread between the day's warmth and the night's chill. On most days the high lands between 38°C and 43°C. Set against its neighbours, May runs about 2°C warmer than April and on par with June.

20°25°30°35°40°45°151015202531
Avg high (°C)Avg low (°C)
14127
24127
34127
44127
54127
64127
74127
84127
94128
104128
114128
124128
134128
144128
154128
164128
174128
184128
194128
204128
214128
224128
234128
244129
254129
264129
274129
284129
294129
304129
314129

How May really feels in Khartoum

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
31 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.

Khartoum weather by month

How May compares with the rest of the year at a glance. May is the 1st-warmest and 5th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 17°0011.26.9
Feb32° / 18°0011.55.2
Mar36° / 21°0011.92.8
Apr39° / 25°00.112.30.5
May41° / 28°31.212.70.0
Jun40° / 28°31.212.90.1
Jul38° / 27°204.912.81.3
Aug37° / 27°245.912.51.9
Sep38° / 27°102.712.11.1
Oct38° / 27°4111.61.1
Nov35° / 22°0011.33.7
Dec31° / 18°0011.16.2

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 82% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 8% of May, with mostly cloudy or overcast conditions the remaining 10%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
1928
2928
3928
4919
5919
6919
7919
8919
9919
10919
11919
12919
13919
14919
159010
169010
179010
188911
198911
208911
218911
228812
238812
248812
258812
268812
278812
288812
298812
308911
318911

Chance of precipitation in May

Any precipitation

Khartoum gets around 3 mm of rain over 1.2 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 3% and peaks near 5% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
11
21
31
42
52
62
72
82
92
103
113
123
133
143
153
164
174
184
194
204
214
225
235
245
255
265
275
285
295
305
315

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 78% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1935200
2935200
3925300
4925300
5916300
6916300
7896410
8896410
9887410
10877510
11877510
12858520
13858520
14829621
15829621
168110621
177910731
187811731
197612831
207413931
217214941
2269151042
2368151142
2467161142
2565161252
2663171352
2763171352
2862171452
2962171452
3060181552
3160181552

Wind in May

Winds average 15 km/h in May.

Across May, daily wind ranges from about 14 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
215light breeze
315light breeze
415light breeze
515light breeze
615light breeze
715light breeze
815light breeze
915light breeze
1015light breeze
1115light breeze
1215light breeze
1315light breeze
1415light breeze
1515light breeze
1615light breeze
1715light breeze
1815light 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 36 min at the start of May to 12 h 48 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 12 minutes over May. Sunrise moves from 6:31 AM to 6:22 AM, and sunset from 7:04 PM to 7:13 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.66:317:04
212.66:307:04
312.66:307:04
412.66:297:04
512.66:297:05
612.66:287:05
712.66:287:05
812.66:277:05
912.66:277:06
1012.76:277:06
1112.76:267:06
1212.76:267:07
1312.76:257:07
1412.76:257:07
1512.76:257:07
1612.76:247:08
1712.76:247:08
1812.76:247:08
1912.86:247:09
2012.86:237:09
2112.86:237:09
2212.86:237:10
2312.86:237:10
2412.86:237:10
2512.86:227:11
2612.86:227:11
2712.86:227:11
2812.86:227:12
2912.86:227:12
3012.86:227:12
3112.86:227:13

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 7.39 kWh/m².

For context, solar energy here swings from a low near 5.59 kWh/m² to a high of 7.67 kWh/m² in April across the year — May's 7.39 kWh/m² sits near the top of that range.

02468151015202531
Solar energy (kWh/m²)Level
17.7Intense
27.6Intense
37.6Intense
47.6Intense
57.6Intense
67.6Intense
77.6Intense
87.6Intense
97.6Intense
107.6Intense
117.5Intense
127.5Intense
137.5Intense
147.5Intense
157.5Intense
167.4Intense
177.4Intense
187.4Intense
197.3Intense
207.3Intense
217.3Intense
227.3Intense
237.3Intense
247.2Intense
257.2Intense
267.2Intense
277.2Intense
287.2Intense
297.2Intense
307.1Intense
317.1Intense
Planning a trip in May

Hazard calendar for Khartoum

In seasonPeak

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

Khartoum sees seasonal dust haze (March–September), heaviest in June.

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

Is May a good time to visit Khartoum?

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

0.0
Sightseeing
12th-best month of the year
2.5
Beach & pool
12th-best month of the year

May is a weaker month for outdoor sightseeing in Khartoum.

What to pack for Khartoum in May

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

In May, Khartoum sees daytime highs around 41°C and nights near 28°C. Pack light clothes and sun protection.

light clothessun protection

UV index in Khartoum in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 11 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Khartoum peaks around April 11 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 13 at about 7 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecVery highExtremeVery highExtremeVery highApr 11UV 12Dec 13UV 7
UV index (midday)Level
Jan9Very high
Feb11Extreme
Mar12Extreme
Apr12Extreme
May11Extreme
Jun11Extreme
Jul9Very high
Aug10Very high
Sep11Extreme
Oct10Very high
Nov8Very high
Dec7Very high

Air quality in Khartoum 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 Khartoum is worst in March — around 73 µg/m³ PM2.5 (unhealthy), about 2.5× the cleanest month (August, 29 µg/m³).

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

020406080JanFebMarAprMayJunJulAugSepOctNovDecUnhealthyPoorModeratePoorUnhealthyMar 1372 µg/m³Aug 1230 µg/m³
PM2.5 (µg/m³)Level
Jan71Unhealthy
Feb69Unhealthy
Mar73Unhealthy
Apr61Unhealthy
May56Unhealthy
Jun44Poor
Jul32Moderate
Aug29Moderate
Sep40Poor
Oct52Poor
Nov51Poor
Dec61Unhealthy
Location & terrain

Where is Khartoum?

Khartoum sits at 15.6°N, 32.5°E, 381 m above sea level, in Sudan. The nearest listed city is Khartoum North, 11 km away.

Al HilāliyyaAl HasaheisaRufā‘aAl Manāqil

Topography around Khartoum

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

Within 3 km, the terrain around Khartoum has only modest variations in elevation — a maximum elevation change of 14 m around an average of 384 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 33 m; within 80 km, only modest variations in elevation — a maximum elevation change of 190 m.

The land around Khartoum is covered by artificial surfaces (76%) within 3 km, artificial surfaces (45%), bare terrain (23%) and cropland (20%) within 16 km, and bare terrain (69%) within 80 km.

3 km
14 m
16 km
33 m
80 km
190 m
treesgrasslandcroplandartificial surfacesbare terrainwater
May weather nearby: Khartoum North 11 km · Omdurman 12 km · Al Qiţena 78 km · Al-Quṭaynah 96 km · Al Hilāliyya 101 km · Al Hasaheisa 121 km · Rufā‘a 126 km · Al Manāqil 153 km

Sudan travel facts

Travel advisory
Level 4
Do Not Travel
Power plugs
Type C / D / F / G
230 V · 50 Hz
Prices
≈ 215% of US
price level, 2025
GDP per capita
$1,165
2025
Happiness
4.1 / 10
World Happiness, 2017
Homicide rate
5.1
per 100k, 2008
Road deaths
26.8
per 100k/yr, 2019
Income group
Low
World Bank
English
Very low
EF EPI 421

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 Khartoum (15.5518°, 32.5324°, elevation 381 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).