Dassa-Zoumè weather in May

In May, Dassa-Zoumè sees average daytime highs of 33°C and overnight lows near 24°C, with 129 mm of rain across 19.1 wet days and about 12.3 hours of daylight. It is the 7th-warmest and 5th-wettest month of the year here.

Day-to-day highs hold fairly steady near 33°C through the month. The sky is clear or mostly clear about 5% of the time in May, and the air most often feels oppressive.

Daylight stretches from about 12 h 18 min at the start of May to 12 h 24 min by month's end. Set against the rest of the year, May is Dassa-Zoumè's 8th-clearest and 5th-windiest month. For the whole year in context, see Dassa-Zoumè's year-round climate.

Daytime high
33°
7th warmest
Overnight low
24°
10th coldest
Rainfall
129 mm
19.1 wet days
Daylight
12 h 24 min
6:37 AM – 6:58 PM
Cloud cover
78%
8th clearest
Wind
7 km/h
5th windiest
Solar energy
5.05 kWh/m²
Travel score
2.7
out of 10

Dassa-Zoumè is commune and city in Collines Department, Benin.

Density
17/km²
people per km²
Founded
1200

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 33°C through the month.

A typical May day in Dassa-Zoumè reaches about 33°C in the afternoon and slips back to 24°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 35°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)
13324
23324
33324
43324
53324
63324
73324
83324
93324
103324
113324
123324
133324
143324
153324
163324
173324
183324
193324
203324
213324
223324
233224
243224
253224
263224
273224
283224
293224
303224
313224

How May really feels in Dassa-Zoumè

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
6 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.

Dassa-Zoumè weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan34° / 22°61.311.63.7
Feb35° / 24°173.211.72.7
Mar35° / 25°49911.92.3
Apr34° / 25°871412.22.5
May33° / 24°12919.112.32.7
Jun31° / 23°1502212.43.1
Jul30° / 23°16923.412.43.5
Aug29° / 23°18122.412.33.7
Sep30° / 23°17523123.3
Oct32° / 23°9616.511.83.5
Nov34° / 23°184.211.63.6
Dec34° / 23°51.311.63.8

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 5% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 14% of May, with mostly cloudy or overcast conditions the remaining 80%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12179
22179
32080
42080
52080
62179
72179
82179
92278
102278
112278
122179
132179
142179
152179
162080
172080
182080
192080
201981
211981
221981
231882
241783
251783
261684
271684
281684
291783
301783
311783

Chance of precipitation in May

Any precipitation

Dassa-Zoumè gets around 129 mm of rain over 19.1 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 61% and peaks near 71% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%151015202531
Rain chance (%)
155
256
356
457
558
658
759
859
959
1059
1159
1259
1359
1459
1559
1659
1759
1860
1960
2061
2161
2262
2363
2464
2565
2667
2768
2869
2969
3070
3171

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 71% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Oppressive (%)Miserable (%)
16733
26733
36733
46733
56733
66832
76832
86832
96832
106832
116832
126832
136832
146931
156931
166931
177030
187030
197129
207129
217228
227327
237426
247426
257525
267723
277822
287921
298020
308119
318218

Wind in May

Winds average 7 km/h in May.

Across May, daily wind ranges from about 7 km/h on the calmest days to 7 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
17calm
27calm
37calm
47calm
57calm
67calm
77calm
87calm
97calm
107calm
117calm
127calm
137calm
147calm
157calm
167calm
177calm
187calm
197calm
207calm
217calm
227calm
237calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm
317calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 12 h 18 min at the start of May to 12 h 24 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 6:40 AM to 6:36 AM, and sunset from 6:57 PM to 7:01 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.36:406:57
212.36:406:57
312.36:406:57
412.36:396:57
512.36:396:57
612.36:396:57
712.36:396:57
812.36:386:57
912.36:386:57
1012.36:386:57
1112.36:386:57
1212.36:386:58
1312.36:376:58
1412.36:376:58
1512.36:376:58
1612.46:376:58
1712.46:376:58
1812.46:376:58
1912.46:376:59
2012.46:366:59
2112.46:366:59
2212.46:366:59
2312.46:366:59
2412.46:367:00
2512.46:367:00
2612.46:367:00
2712.46:367:00
2812.46:367:00
2912.46:367:01
3012.46:367:01
3112.46:367:01

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 5.05 kWh/m².

For context, solar energy here swings from a low near 3.92 kWh/m² to a high of 5.89 kWh/m² in February across the year — May's 5.05 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.3Bright
25.3Bright
35.2Bright
45.2Bright
55.2Bright
65.2Bright
75.2Bright
85.2Bright
95.2Bright
105.2Bright
115.1Bright
125.1Bright
135.1Bright
145.1Bright
155.1Bright
165.1Bright
175.1Bright
185.1Bright
195.0Bright
205.0Bright
215.0Bright
225.0Bright
235.0Bright
244.9Bright
254.9Bright
264.8Bright
274.8Bright
284.8Bright
294.7Bright
304.7Bright
314.7Bright
Planning a trip in May

Hazard calendar for Dassa-Zoumè

In seasonPeak

In May, Dassa-Zoumè sits inside its monsoon season. The full year is below, with each hazard's peak months called out.

Dassa-Zoumè's monsoon runs April–October, when most of the year's rain falls.

Dassa-Zoumè sees seasonal dust haze (January–April), heaviest in February.

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

Is May a good time to visit Dassa-Zoumè?

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

2.7
Sightseeing
9th-best month of the year
4.8
Beach & pool
8th-best month of the year

May is a weaker month for outdoor sightseeing in Dassa-Zoumè.

What to pack for Dassa-Zoumè in May

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

In May, Dassa-Zoumè sees daytime highs around 33°C and nights near 24°C. Pack light clothes and rain gear. Worth having: sun protection. About 19 days see rain.

light clothesrain gearsun protection

UV index in Dassa-Zoumè 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 Dassa-Zoumè peaks around April 11 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 18 at about 7 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecVery highExtremeVery highApr 11UV 13Dec 18UV 7
UV index (midday)Level
Jan8Very high
Feb9Very high
Mar13Extreme
Apr13Extreme
May11Extreme
Jun11Extreme
Jul11Extreme
Aug10Extreme
Sep12Extreme
Oct12Extreme
Nov9Very high
Dec7High

Air quality in Dassa-Zoumè 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 Dassa-Zoumè is worst in January — around 97 µg/m³ PM2.5 (unhealthy), about 4.2× the cleanest month (August, 23 µg/m³).

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

0306090120JanFebMarAprMayJunJulAugSepOctNovDecUnhealthyPoorModeratePoorUnhealthyJan 1796 µg/m³Aug 1323 µg/m³
PM2.5 (µg/m³)Level
Jan97Unhealthy
Feb87Unhealthy
Mar46Poor
Apr42Poor
May28Moderate
Jun26Moderate
Jul24Moderate
Aug23Moderate
Sep26Moderate
Oct35Moderate
Nov43Poor
Dec85Unhealthy
Location & terrain

Where is Dassa-Zoumè?

Dassa-Zoumè sits at 7.8°N, 2.2°E, 156 m above sea level, in Benin. The nearest listed city is Glazoué, 25 km away.

SavéDjidjaKpozounCovéKétouBohicon

Topography around Dassa-Zoumè

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

Within 3 km, the terrain around Dassa-Zoumè has significant variations in elevation — a maximum elevation change of 268 m around an average of 162 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 378 m; within 80 km, significant variations in elevation — a maximum elevation change of 526 m.

The land around Dassa-Zoumè is covered by trees (27%), shrubs (24%) and cropland (23%) within 3 km, shrubs (44%), cropland (22%) and trees (20%) within 16 km, and shrubs (44%) and trees (32%) within 80 km.

3 km
268 m
16 km
378 m
80 km
526 m
treesshrubsgrasslandcroplandartificial surfaces
May weather nearby: Glazoué 25 km · Savalou 30 km · Savé 46 km · Djidja 53 km · Kpozoun 58 km · Cové 61 km · Kétou 63 km · Bohicon 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 Dassa-Zoumè (7.75°, 2.1833°, elevation 156 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).