Tandaltī weather in May

In May, Tandaltī sees average daytime highs of 40°C and overnight lows near 26°C, with 14 mm of rain across 4.3 wet days and about 12.6 hours of daylight. It is the 1st-warmest and 6th-wettest month of the year here.

Day-to-day highs hold fairly steady near 40°C through the month. The sky is clear or mostly clear about 60% of the time in May, and the air most often feels dry.

Daylight stretches from about 12 h 30 min at the start of May to 12 h 42 min by month's end. Set against the rest of the year, May is Tandaltī's 7th-clearest and 9th-windiest month. For the whole year in context, see Tandaltī's year-round climate.

Daytime high
40°
1st warmest
Overnight low
26°
12th coldest
Rainfall
14 mm
4.3 wet days
Daylight
12 h 36 min
6:31 AM – 7:07 PM
Cloud cover
36%
7th clearest
Wind
10 km/h
9th windiest
Solar energy
6.95 kWh/m²
Travel score
0.2
out of 10

Tandaltī is town in Sudan.

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 40°C through the month.

A typical May day in Tandaltī reaches about 40°C in the afternoon and slips back to 26°C overnight — a 13°C spread between the day's warmth and the night's chill. On most days the high lands between 37°C and 42°C. Set against its neighbours, May runs on par with April and about 2°C warmer than June.

20°25°30°35°40°45°151015202531
Avg high (°C)Avg low (°C)
14026
24026
34026
44026
54026
64026
74026
84026
94026
104026
114026
124026
134026
144026
154027
164027
174027
184027
194027
203927
213927
223927
233927
243927
253927
263927
273927
283927
293927
303927
313927

How May really feels in Tandaltī

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.

Tandaltī weather by month

How May compares with the rest of the year at a glance. May is the 1st-warmest and 6th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan31° / 17°0011.36.1
Feb33° / 19°0011.64.5
Mar37° / 22°0011.92.2
Apr39° / 25°10.512.30.5
May40° / 26°144.312.60.2
Jun38° / 26°277.112.81.2
Jul35° / 25°7514.412.72.5
Aug33° / 24°8614.212.43.3
Sep35° / 24°479.812.12.8
Oct37° / 25°154.111.71.8
Nov35° / 22°0011.43.3
Dec32° / 19°0011.25.5

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 60% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 19% of May, with mostly cloudy or overcast conditions the remaining 21%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
18515
28416
38416
48317
58317
68317
78317
88317
98317
108218
118218
128218
138119
148020
158020
167921
177921
187822
197822
207723
217723
227624
237624
247525
257525
267525
277426
287426
297426
307426
317624

Chance of precipitation in May

Any precipitation

Tandaltī gets around 14 mm of rain over 4.3 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 13% and peaks near 23% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%151015202531
Rain chance (%)
15
25
35
46
56
66
77
87
97
108
118
129
139
1410
1510
1611
1712
1813
1914
2015
2117
2218
2319
2420
2520
2621
2722
2822
2922
3023
3123

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 50% of days. Sticky, muggy-or-worse air turns up on roughly 18% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
17291450
270101460
369101560
469101560
567101670
667101670
766101680
865101681
964101691
1064101691
11631016101
12611017102
13611017102
14591018112
15571118122
16551119123
17531120133
18511120153
19481121163
20451222174
21421223194
22401224204
23371225225
24341226235
25311226255
26291227266
27271228276
28251229296
29231129306
30211130316
31201131326

Wind in May

Winds average 10 km/h in May.

Across May, daily wind ranges from about 10 km/h on the calmest days to 11 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
110calm
210calm
310calm
410calm
510calm
610calm
710calm
810calm
910calm
1010calm
1110calm
1210calm
1310calm
1410calm
1510calm
1610calm
1710calm
1810calm
1910calm
2010calm
2110calm
2210calm
2310calm
2410calm
2510calm
2610calm
2710calm
2810calm
2910calm
3011calm
3111calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 12 h 30 min at the start of May to 12 h 42 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 6:36 AM to 6:29 AM, and sunset from 7:03 PM to 7:11 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.56:367:03
212.56:367:04
312.56:357:04
412.56:357:04
512.56:347:04
612.56:347:04
712.56:347:05
812.56:337:05
912.56:337:05
1012.56:337:05
1112.66:327:06
1212.66:327:06
1312.66:327:06
1412.66:317:06
1512.66:317:06
1612.66:317:07
1712.66:317:07
1812.66:307:07
1912.66:307:08
2012.66:307:08
2112.66:307:08
2212.66:307:08
2312.76:297:09
2412.76:297:09
2512.76:297:09
2612.76:297:10
2712.76:297:10
2812.76:297:10
2912.76:297:10
3012.76:297:11
3112.76:297:11

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 6.95 kWh/m².

For context, solar energy here swings from a low near 5.76 kWh/m² to a high of 7.52 kWh/m² in April across the year — May's 6.95 kWh/m² sits near the top of that range.

02468151015202531
Solar energy (kWh/m²)Level
17.4Intense
27.3Intense
37.3Intense
47.3Intense
57.3Intense
67.3Intense
77.3Intense
87.2Intense
97.2Intense
107.2Intense
117.2Intense
127.1Intense
137.1Intense
147.1Intense
157.0Intense
167.0Intense
177.0Intense
186.9Intense
196.9Intense
206.8Intense
216.8Intense
226.8Intense
236.7Intense
246.7Intense
256.7Intense
266.6Intense
276.6Intense
286.6Intense
296.6Intense
306.5Intense
316.5Intense
Planning a trip in May

Hazard calendar for Tandaltī

In seasonPeak

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

Tandaltī sees seasonal dust haze (March–July), heaviest in April.

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

Is May a good time to visit Tandaltī?

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

0.2
Sightseeing
12th-best month of the year
3.2
Beach & pool
12th-best month of the year

May is a weaker month for outdoor sightseeing in Tandaltī.

What to pack for Tandaltī in May

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

In May, Tandaltī sees daytime highs around 40°C and nights near 26°C. Pack light clothes and sun protection. About 4 days see rain.

light clothessun protection

UV index in Tandaltī 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 Tandaltī peaks around March 18 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 12 at about 8 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeExtremeExtremeVery highMar 18UV 13Dec 12UV 8
UV index (midday)Level
Jan10Very high
Feb12Extreme
Mar13Extreme
Apr13Extreme
May9Very high
Jun11Extreme
Jul9Very high
Aug13Extreme
Sep11Extreme
Oct11Extreme
Nov9Very high
Dec8Very high

Air quality in Tandaltī 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 Tandaltī is worst in March — around 49 µg/m³ PM2.5 (poor), about 3.6× the cleanest month (August, 14 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecPoorModerateMar 1548 µg/m³Aug 1714 µg/m³
PM2.5 (µg/m³)Level
Jan43Poor
Feb43Poor
Mar49Poor
Apr40Poor
May25Moderate
Jun21Moderate
Jul17Moderate
Aug14Moderate
Sep16Moderate
Oct22Moderate
Nov24Moderate
Dec34Moderate
Location & terrain

Where is Tandaltī?

Tandaltī sits at 13.0°N, 31.9°E, 422 m above sea level, in Sudan. The nearest listed city is Umm Ruwaba, 72 km away.

Ad DouiemAr RahadBārahEl Obeid

Topography around Tandaltī

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

Within 3 km, the terrain around Tandaltī has only modest variations in elevation — a maximum elevation change of 11 m around an average of 419 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 24 m; within 80 km, significant variations in elevation — a maximum elevation change of 373 m.

The land around Tandaltī is covered by cropland (53%) and grassland (23%) within 3 km, cropland (74%) and grassland (23%) within 16 km, and cropland (50%) and grassland (48%) within 80 km.

3 km
11 m
16 km
24 m
80 km
373 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwetland
May weather nearby: Umm Ruwaba 72 km · Al Jazeera Aba 88 km · Kosti 88 km · Rabak 96 km · Ad Douiem 120 km · Ar Rahad 136 km · Bārah 179 km · El Obeid 180 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 Tandaltī (13.0167°, 31.8667°, elevation 422 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).