Mongo weather in May

In May, Mongo sees average daytime highs of 39°C and overnight lows near 27°C, with 30 mm of rain across 8.3 wet days and about 12.6 hours of daylight. It is the 2nd-warmest and 5th-wettest month of the year here.

Highs ease over the month, from about 39°C in the first days to 38°C by the end. The sky is clear or mostly clear about 51% of the time in May, and the air most often feels muggy.

Daylight stretches from about 12 h 24 min at the start of May to 12 h 42 min by month's end. Set against the rest of the year, May is Mongo's 8th-clearest and 7th-windiest month. For the whole year in context, see Mongo's year-round climate.

Daytime high
39°
2nd warmest
Overnight low
27°
12th coldest
Rainfall
30 mm
8.3 wet days
Daylight
12 h 36 min
5:25 AM – 5:58 PM
Cloud cover
45%
8th clearest
Wind
9 km/h
7th windiest
Solar energy
6.55 kWh/m²
Travel score
0.7
out of 10

Mongo is city in Chad.

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

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 39°C in the first days to 38°C by the end.

A typical May day in Mongo reaches about 39°C in the afternoon and slips back to 27°C overnight — a 12°C spread between the day's warmth and the night's chill. On most days the high lands between 36°C and 41°C. Set against its neighbours, May runs about 1°C cooler than April and about 3°C warmer than June.

20°25°30°35°40°45°151015202531
Avg high (°C)Avg low (°C)
13927
23927
33927
43927
53927
63927
73927
83927
93927
103927
113927
123927
133927
143927
153927
163927
173927
183927
193927
203826
213826
223826
233826
243826
253826
263826
273826
283826
293826
303826
313826

How May really feels in Mongo

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.

Mongo weather by month

How May compares with the rest of the year at a glance. May is the 2nd-warmest and 5th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan33° / 16°0011.44.8
Feb35° / 18°0011.63.0
Mar38° / 22°00.111.91.1
Apr40° / 25°62.312.30.2
May39° / 27°308.312.60.7
Jun36° / 26°621312.71.8
Jul32° / 24°17623.312.62.7
Aug30° / 23°28926.912.43.0
Sep32° / 23°14018.312.13.2
Oct35° / 23°255.411.73.0
Nov35° / 20°10.211.43.1
Dec33° / 17°0011.34.4

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 51% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 18% of May, with mostly cloudy or overcast conditions the remaining 31%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16535
26535
36535
46535
56634
66634
76634
86733
96832
106931
116931
127129
137129
147129
157228
167228
177228
187129
197228
207228
217129
227129
237030
247030
256832
266832
276832
286733
296733
306733
316733

Chance of precipitation in May

Any precipitation

Mongo gets around 30 mm of rain over 8.3 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 26% and peaks near 35% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%40%50%151015202531
Rain chance (%)
118
218
319
420
520
620
721
821
922
1022
1122
1223
1323
1424
1525
1625
1726
1827
1928
2029
2130
2230
2331
2432
2533
2634
2734
2835
2935
3035
3135

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, May lands in the muggy band about 30% of days. Sticky, muggy-or-worse air turns up on roughly 36% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1371928151
2351929162
3331929172
4311930172
5301930182
6292031192
7272031193
8262031203
9252031213
10252031223
11242030234
12231930234
13231930244
14221830254
15221829275
16211729285
17201729296
18191628306
19181628326
20171528337
21161528357
22141427368
23131427388
24121327409
25101327419
2691226439
27811264510
28711264710
29610254810
3059255011
3149245211

Wind in May

Winds average 9 km/h in May.

Across May, daily wind ranges from about 9 km/h on the calmest days to 9 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
19calm
29calm
39calm
49calm
59calm
69calm
79calm
89calm
99calm
109calm
119calm
129calm
139calm
149calm
159calm
169calm
179calm
189calm
199calm
209calm
219calm
229calm
239calm
249calm
259calm
269calm
279calm
289calm
299calm
309calm
319calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 12 h 24 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 18 minutes over May. Sunrise moves from 5:30 AM to 5:23 AM, and sunset from 5:55 PM to 6:02 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.45:305:55
212.45:295:55
312.45:295:56
412.55:285:56
512.55:285:56
612.55:285:56
712.55:275:56
812.55:275:56
912.55:275:57
1012.55:265:57
1112.55:265:57
1212.55:265:57
1312.55:255:58
1412.55:255:58
1512.65:255:58
1612.65:255:58
1712.65:245:59
1812.65:245:59
1912.65:245:59
2012.65:245:59
2112.65:246:00
2212.65:246:00
2312.65:236:00
2412.65:236:00
2512.65:236:01
2612.65:236:01
2712.65:236:01
2812.65:236:01
2912.65:236:02
3012.75:236:02
3112.75:236:02

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 6.55 kWh/m².

For context, solar energy here swings from a low near 5.11 kWh/m² to a high of 7.1 kWh/m² in March across the year — May's 6.55 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
16.7Intense
26.7Intense
36.7Intense
46.7Intense
56.7Intense
66.7Intense
76.7Intense
86.7Intense
96.6Intense
106.6Intense
116.6Intense
126.6Intense
136.6Intense
146.6Intense
156.6Intense
166.6Intense
176.6Intense
186.6Intense
196.6Intense
206.5Intense
216.5Intense
226.5Intense
236.5Intense
246.5Intense
256.5Intense
266.4Intense
276.4Intense
286.4Intense
296.4Intense
306.4Intense
316.4Intense
Planning a trip in May

Hazard calendar for Mongo

In seasonPeak

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

Mongo's monsoon runs July–September, when most of the year's rain falls.

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

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

Is May a good time to visit Mongo?

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

0.7
Sightseeing
11th-best month of the year
3.5
Beach & pool
11th-best month of the year

May is a weaker month for outdoor sightseeing in Mongo.

What to pack for Mongo in May

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

In May, Mongo sees daytime highs around 39°C and nights near 27°C. Pack light clothes and sun protection. Worth having: rain gear. About 8 days see rain.

light clothessun protectionrain gear

UV index in Mongo 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 Mongo peaks around August 12 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 15 at about 8 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highAug 12UV 13Dec 15UV 8
UV index (midday)Level
Jan10Very high
Feb12Extreme
Mar12Extreme
Apr12Extreme
May10Extreme
Jun11Extreme
Jul12Extreme
Aug13Extreme
Sep11Extreme
Oct11Extreme
Nov9Very high
Dec8Very high

Air quality in Mongo 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 Mongo is worst in March — around 66 µg/m³ PM2.5 (unhealthy), about 3.5× the cleanest month (August, 19 µg/m³).

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

020406080JanFebMarAprMayJunJulAugSepOctNovDecPoorUnhealthyPoorModerateMar 1663 µg/m³Aug 1519 µg/m³
PM2.5 (µg/m³)Level
Jan35Poor
Feb44Poor
Mar66Unhealthy
Apr43Poor
May25Moderate
Jun25Moderate
Jul20Moderate
Aug19Moderate
Sep21Moderate
Oct28Moderate
Nov23Moderate
Dec27Moderate
Location & terrain

Where is Mongo?

Mongo sits at 12.2°N, 18.7°E, 429 m above sea level, in Chad. The nearest listed city is Bitkine, 56 km away.

MangalméAtiUmm HājarBokoroAm TimanBoussoMoussoro

Topography around Mongo

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

Within 3 km, the terrain around Mongo has significant variations in elevation — a maximum elevation change of 361 m around an average of 451 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 828 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,219 m.

The land around Mongo is covered by grassland (63%) within 3 km, grassland (81%) within 16 km, and grassland (65%) and shrubs (31%) within 80 km.

3 km
361 m
16 km
828 m
80 km
1,219 m
treesshrubsgrasslandcroplandartificial surfaces
May weather nearby: Bitkine 56 km · Mangalmé 102 km · Ati 120 km · Umm Hājar 165 km · Bokoro 178 km · Am Timan 215 km · Bousso 287 km · Moussoro 288 km

Chad travel facts

Travel advisory
Level 4
Do Not Travel
Power plugs
Type C / D / E / F
220 V · 50 Hz
Prices
≈ 35% of US
price level, 2025
GDP per capita
$1,022
2025
Happiness
4.4 / 10
World Happiness, 2025
Safe drinking water
6%
of population, 2024
Road deaths
32.4
per 100k/yr, 2019
Income group
Low
World Bank
Religion
Muslim 52%Protestant 24%Roman Catholic 20%none 3%

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 Mongo (12.1851°, 18.6884°, elevation 429 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).