Boukoumbé weather in May

In May, Boukoumbé sees average daytime highs of 34°C and overnight lows near 25°C, with 83 mm of rain across 14.4 wet days and about 12.5 hours of daylight. It is the 7th-warmest and 6th-wettest month of the year here.

Highs ease over the month, from about 34°C in the first days to 33°C by the end. The sky is clear or mostly clear about 16% of the time in May, and the air most often feels oppressive.

Daylight stretches from about 12 h 24 min at the start of May to 12 h 30 min by month's end. Set against the rest of the year, May is Boukoumbé's 8th-clearest and 2nd-windiest month. For the whole year in context, see Boukoumbé's year-round climate.

Daytime high
34°
7th warmest
Overnight low
25°
10th coldest
Rainfall
83 mm
14.4 wet days
Daylight
12 h 30 min
6:38 AM – 7:06 PM
Cloud cover
69%
8th clearest
Wind
9 km/h
2nd windiest
Solar energy
5.85 kWh/m²
Travel score
2.8
out of 10

Boukoumbé is commune of Benin.

Density
22/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

Highs ease over the month, from about 34°C in the first days to 33°C by the end.

A typical May day in Boukoumbé reaches about 34°C in the afternoon and slips back to 25°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 31°C and 36°C. Set against its neighbours, May runs about 2°C cooler than April and about 2°C warmer than June.

20°25°30°35°40°151015202531
Avg high (°C)Avg low (°C)
13525
23525
33425
43425
53425
63425
73425
83425
93425
103425
113425
123425
133425
143425
153425
163425
173425
183425
193325
203325
213325
223325
233325
243325
253325
263325
273324
283324
293324
303324
313224

How May really feels in Boukoumbé

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
10 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.

Boukoumbé weather by month

How May compares with the rest of the year at a glance. May is the 7th-warmest and 6th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan34° / 20°10.211.54.1
Feb36° / 23°50.811.72.7
Mar37° / 25°163.811.91.7
Apr36° / 26°5511.512.21.9
May34° / 25°8314.412.52.8
Jun31° / 24°8614.712.63.7
Jul29° / 23°16222.712.53.7
Aug28° / 23°26327.212.33.4
Sep29° / 22°21323.812.13.4
Oct31° / 22°10015.611.83.8
Nov34° / 20°81.711.53.8
Dec34° / 19°0011.44.0

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 16% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 20% of May, with mostly cloudy or overcast conditions the remaining 64%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13763
23763
33763
43763
53763
63763
73862
83961
93961
103961
113961
123961
133961
144060
154060
164060
174060
183862
193862
203763
213763
223565
233565
243565
253367
263367
273268
283169
293169
303169
313070

Chance of precipitation in May

Any precipitation

Boukoumbé gets around 83 mm of rain over 14.4 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 47% and peaks near 49% on the wettest days.

0%20%40%60%151015202531
Rain chance (%)
149
248
348
448
547
647
747
846
946
1045
1145
1245
1344
1444
1544
1644
1745
1845
1945
2046
2146
2246
2347
2447
2548
2648
2749
2849
2949
3049
3149

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, May lands in the oppressive band about 90% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Muggy (%)Oppressive (%)Miserable (%)
14924
23925
33925
43925
52926
62926
72917
82917
92917
102908
112908
122908
132908
142908
152899
162899
172899
182899
192899
202899
212899
222899
232899
242908
252908
262908
272908
282908
292917
302917
312917

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 30 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 6 minutes over May. Sunrise moves from 6:42 AM to 6:37 AM, and sunset from 7:03 PM to 7:09 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.46:427:03
212.46:427:04
312.46:417:04
412.46:417:04
512.46:417:04
612.46:407:04
712.46:407:04
812.46:407:04
912.46:397:04
1012.46:397:05
1112.46:397:05
1212.46:397:05
1312.46:387:05
1412.56:387:05
1512.56:387:06
1612.56:387:06
1712.56:387:06
1812.56:387:06
1912.56:377:06
2012.56:377:07
2112.56:377:07
2212.56:377:07
2312.56:377:07
2412.56:377:08
2512.56:377:08
2612.56:377:08
2712.56:377:08
2812.56:377:09
2912.56:377:09
3012.56:377:09
3112.56:377:09

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 5.85 kWh/m².

For context, solar energy here swings from a low near 4.26 kWh/m² to a high of 6.47 kWh/m² in March across the year — May's 5.85 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
16.1Intense
26.1Intense
36.1Intense
46.0Intense
56.0Intense
66.0Intense
76.0Intense
86.0Bright
96.0Bright
106.0Bright
116.0Bright
125.9Bright
135.9Bright
145.9Bright
155.9Bright
165.9Bright
175.9Bright
185.8Bright
195.8Bright
205.8Bright
215.8Bright
225.8Bright
235.7Bright
245.7Bright
255.7Bright
265.6Bright
275.6Bright
285.6Bright
295.5Bright
305.5Bright
315.5Bright
Planning a trip in May

Hazard calendar for Boukoumbé

In seasonPeak

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

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

Boukoumbé sees seasonal dust haze (January–June), heaviest in March.

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

Is May a good time to visit Boukoumbé?

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

2.8
Sightseeing
9th-best month of the year
5.3
Beach & pool
7th-best month of the year

May is a weaker month for outdoor sightseeing in Boukoumbé.

What to pack for Boukoumbé in May

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

In May, Boukoumbé sees daytime highs around 34°C and nights near 25°C. Pack light clothes and rain gear. Worth having: sun protection. About 14 days see rain.

light clothesrain gearsun protection

UV index in Boukoumbé 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 Boukoumbé peaks around April 17 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 17 at about 8 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecVery highExtremeVery highApr 17UV 13Dec 17UV 8
UV index (midday)Level
Jan9Very high
Feb11Extreme
Mar11Extreme
Apr13Extreme
May12Extreme
Jun11Extreme
Jul11Extreme
Aug12Extreme
Sep13Extreme
Oct11Extreme
Nov9Very high
Dec8Very high

Air quality in Boukoumbé 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 Boukoumbé is worst in December — around 86 µg/m³ PM2.5 (unhealthy), about 5.9× the cleanest month (August, 15 µg/m³).

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

0306090JanFebMarAprMayJunJulAugSepOctNovDecUnhealthyPoorModerateUnhealthyDec 2084 µg/m³Aug 1015 µg/m³
PM2.5 (µg/m³)Level
Jan78Unhealthy
Feb81Unhealthy
Mar57Unhealthy
Apr41Poor
May22Moderate
Jun18Moderate
Jul15Moderate
Aug15Moderate
Sep19Moderate
Oct31Moderate
Nov66Unhealthy
Dec86Unhealthy
Location & terrain

Where is Boukoumbé?

Boukoumbé sits at 10.2°N, 1.1°E, 230 m above sea level, in Benin. The nearest listed city is Natitingou, 33 km away.

NiamtougouToukountounaTanguiétaMatériKopargoOuaké

Topography around Boukoumbé

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

Within 3 km, the terrain around Boukoumbé has only modest variations in elevation — a maximum elevation change of 95 m around an average of 231 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 455 m; within 80 km, large variations in elevation — a maximum elevation change of 677 m.

The land around Boukoumbé is covered by cropland (86%) within 3 km, cropland (53%) and shrubs (22%) within 16 km, and cropland (51%) and shrubs (25%) within 80 km.

3 km
95 m
16 km
455 m
80 km
677 m
treesshrubsgrasslandcroplandartificial surfaces
May weather nearby: Natitingou 33 km · Cobly 37 km · Niamtougou 45 km · Toukountouna 47 km · Tanguiéta 52 km · Matéri 58 km · Kopargo 61 km · Ouaké 65 km

Benin travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type C / E
220 V · 50 Hz
Prices
≈ 34% of US
price level, 2025
GDP per capita
$1,658
2025
Happiness
4.4 / 10
World Happiness, 2025
Safe drinking water
18%
of population, 2024
Homicide rate
1.1
per 100k, 2017
Road deaths
26.8
per 100k/yr, 2019
Income group
Lower middle
World Bank
English
Very low
EF EPI 406
Religion
Muslim 28%Roman Catholic 26%Protestant 14%Vodoun 12%

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 Boukoumbé (10.1771°, 1.1062°, elevation 230 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).