Abomey-Calavi weather in May

In May, Abomey-Calavi sees average daytime highs of 30°C and overnight lows near 25°C, with 166 mm of rain across 24.6 wet days and about 12.3 hours of daylight. It is the 7th-warmest and 2nd-wettest month of the year here.

Day-to-day highs hold fairly steady near 30°C through the month. The sky is clear or mostly clear about 7% of the time in May, and the air most often feels miserable.

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

Daytime high
30°
7th warmest
Overnight low
25°
9th coldest
Rainfall
166 mm
24.6 wet days
Daylight
12 h 18 min
6:38 AM – 6:56 PM
Cloud cover
79%
8th clearest
Wind
10 km/h
8th windiest
Solar energy
4.78 kWh/m²
Travel score
3.2
out of 10

Abomey-Calavi is commune and city in Atlantique Department, Benin.

Density
593/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 30°C through the month.

A typical May day in Abomey-Calavi reaches about 30°C in the afternoon and slips back to 25°C overnight — a 5°C spread between the day's warmth and the night's chill. On most days the high lands between 28°C and 31°C. Set against its neighbours, May runs about 1°C cooler than April and about 2°C warmer than June.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13026
23026
33026
43026
53026
63026
73026
83026
93026
103026
113026
123026
133025
143025
153025
163025
173025
183025
193025
203025
213025
223025
233025
243025
253025
262925
272925
282925
292925
302925
312925

How May really feels in Abomey-Calavi

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
heat index over the day's high
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.

Abomey-Calavi weather by month

How May compares with the rest of the year at a glance. May is the 7th-warmest and 2nd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 25°257.811.75.2
Feb31° / 26°379.411.84.5
Mar31° / 26°6615.7123.8
Apr31° / 26°9117.612.13.6
May30° / 25°16624.612.33.2
Jun28° / 24°21525.712.43.5
Jul27° / 24°1262112.34.6
Aug27° / 23°961712.25.1
Sep28° / 24°14122.7124.1
Oct29° / 24°15025.211.93.6
Nov30° / 25°741911.73.9
Dec30° / 25°339.211.65.1

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 7% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 16% of May, with mostly cloudy or overcast conditions the remaining 78%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12674
22674
32674
42674
52674
62674
72674
82674
92674
102674
112674
122773
132773
142674
152674
162674
172575
182377
192377
202278
212179
222080
231981
241882
251783
261684
271684
281585
291486
301486
311486

Chance of precipitation in May

Any precipitation

Abomey-Calavi gets around 166 mm of rain over 24.6 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 79% and peaks near 86% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%100%151015202531
Rain chance (%)
170
270
371
472
572
673
774
874
975
1075
1176
1276
1377
1478
1578
1679
1780
1881
1982
2082
2183
2283
2384
2484
2585
2685
2786
2886
2986
3086
3186

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, May lands in the miserable band about 74% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Oppressive (%)Miserable (%)
11189
21189
31189
41288
51288
61387
71486
81486
91585
101684
111783
121882
131981
142080
152179
162278
172377
182575
192773
202872
213070
223268
233466
243664
253862
264060
274357
284555
294753
305050
315248

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
111calm
211calm
311calm
411calm
511calm
611calm
711calm
810calm
910calm
1010calm
1110calm
1210calm
1310calm
1410calm
1510calm
1610calm
1710calm
1810calm
1910calm
2010calm
2110calm
2210calm
2310calm
2410calm
2510calm
2610calm
2710calm
2810calm
2910calm
3010calm
3110calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 12 h 12 min at the start of May to 12 h 18 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 6:41 AM to 6:38 AM, and sunset from 6:54 PM to 6:58 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.26:416:54
212.26:416:54
312.26:416:55
412.26:406:55
512.26:406:55
612.26:406:55
712.36:406:55
812.36:396:55
912.36:396:55
1012.36:396:55
1112.36:396:55
1212.36:396:55
1312.36:386:55
1412.36:386:55
1512.36:386:55
1612.36:386:56
1712.36:386:56
1812.36:386:56
1912.36:386:56
2012.36:386:56
2112.36:386:56
2212.36:386:57
2312.36:386:57
2412.36:386:57
2512.36:386:57
2612.36:386:57
2712.36:386:57
2812.36:386:58
2912.36:386:58
3012.36:386:58
3112.36:386:58

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 4.78 kWh/m².

For context, solar energy here swings from a low near 4.09 kWh/m² to a high of 5.45 kWh/m² in February across the year — May's 4.78 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.1Bright
25.1Bright
35.1Bright
45.0Bright
55.0Bright
65.0Bright
75.0Bright
85.0Bright
95.0Bright
104.9Bright
114.9Bright
124.9Bright
134.9Bright
144.9Bright
154.8Bright
164.8Bright
174.8Bright
184.8Bright
194.8Bright
204.7Bright
214.7Bright
224.7Bright
234.6Bright
244.6Bright
254.5Bright
264.5Bright
274.5Bright
284.4Bright
294.4Bright
304.4Bright
314.3Bright
Planning a trip in May

Hazard calendar for Abomey-Calavi

In seasonPeak

None of Abomey-Calavi's seasonal hazards are active in May. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.

Abomey-Calavi sees seasonal dust haze (January–April), heaviest in February.

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

Is May a good time to visit Abomey-Calavi?

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

3.2
Sightseeing
12th-best month of the year
4.5
Beach & pool
11th-best month of the year

May is a weaker month for outdoor sightseeing in Abomey-Calavi.

What to pack for Abomey-Calavi in May

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

In May, Abomey-Calavi sees daytime highs around 30°C and nights near 25°C. Pack light clothes and rain gear. Worth having: sun protection. About 25 days see rain.

light clothesrain gearsun protection

Sea temperature near Abomey-Calavi in May

The nearest coast averages about 29°C in May — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea offshore is warmest in May at about 29°C and coldest in August near 25°C.

The water stays above 20°C all year — warm enough for a swim any month.

24°26°28°30°JanFebMarAprMayJunJulAugSepOctNovDecrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan28Warm
Feb28Tropical
Mar29Tropical
Apr29Tropical
May29Tropical
Jun28Warm
Jul26Warm
Aug25Warm
Sep26Warm
Oct27Warm
Nov29Tropical
Dec28Tropical

UV index in Abomey-Calavi 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 Abomey-Calavi peaks around April 10 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 highExtremeExtremeVery highApr 10UV 13Dec 17UV 8
UV index (midday)Level
Jan9Very high
Feb10Very high
Mar13Extreme
Apr13Extreme
May11Extreme
Jun11Extreme
Jul10Extreme
Aug10Very high
Sep12Extreme
Oct12Extreme
Nov9Very high
Dec8Very high

Air quality in Abomey-Calavi 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 Abomey-Calavi is worst in January — around 102 µg/m³ PM2.5 (unhealthy), about 4.2× the cleanest month (August, 25 µg/m³).

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

0306090120JanFebMarAprMayJunJulAugSepOctNovDecUnhealthyPoorModeratePoorUnhealthyJan 16100 µg/m³Aug 1425 µg/m³
PM2.5 (µg/m³)Level
Jan102Unhealthy
Feb86Unhealthy
Mar47Poor
Apr44Poor
May33Moderate
Jun30Moderate
Jul27Moderate
Aug25Moderate
Sep29Moderate
Oct39Poor
Nov46Poor
Dec89Unhealthy
Location & terrain

Where is Abomey-Calavi?

Abomey-Calavi sits at 6.4°N, 2.4°E, 11 m above sea level, in Benin. The nearest listed city is Ganvié, 4.0 km away.

Topography around Abomey-Calavi

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

Within 3 km, the terrain around Abomey-Calavi has only modest variations in elevation — a maximum elevation change of 32 m around an average of 11 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 60 m; within 80 km, only modest variations in elevation — a maximum elevation change of 184 m.

The land around Abomey-Calavi is covered by artificial surfaces (49%) and water (32%) within 3 km, artificial surfaces (28%) and water (28%) within 16 km, and trees (38%) and water (32%) within 80 km.

3 km
32 m
16 km
60 m
80 km
184 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwaterwetland
May weather nearby: Ganvié 4.0 km · Godomè 7.0 km · Cotonou 12 km · Zinvié 19 km · Ekpé 21 km · Porto-Novo 28 km · Missérété 29 km · Semi 30 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 Abomey-Calavi (6.4485°, 2.3557°, elevation 11 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. Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. 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).