Climate averages 1991–2020
Benin City weather
in May.
A hot, very wet month: the 7th warmest and the 7th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
May is a hot month in Benin City: daytime highs average 29.6°C and nights cool to about 23.5°C. By daytime temperature it is the 7th warmest of the 12 months.
Expect about 256 mm of rain on roughly 29 days, which makes May a very wet month (the 7th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 24 min on an average May day.
The nearest other city in this atlas is Sapele (50 km away). In May its highs average 30.0°C, about as warm as Benin City, with 276 mm of rain.
Among the 143 cities listed in Nigeria, Benin City ranks joint 112th of 143 for the warmest May highs and 128th of 143 for the driest May (rainfall, lowest first). The mean May high of those 143 cities is 31.7°C; Benin City is 2.1°C cooler than that mean.
From May to June, average highs fall by 1.4°C to 28.2°C, and monthly rainfall rises from 256 mm to 295 mm.
The annual picture
May in context
Monthly rainfall
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Benin City climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 33.3°C23.0°C | 23.0°C | 33 | 8.9 | 11.812 h |
| February | 33.0°C24.1°C | 24.1°C | 59 | 14.9 | 11.912 h |
| March | 31.5°C24.3°C | 24.3°C | 146 | 23.8 | 12.112 h |
| April | 30.4°C24.0°C | 24.0°C | 205 | 25.6 | 12.312 h |
| May, selected | 29.6°C23.5°C | 23.5°C | 256 | 28.7 | 12.412 h |
| June | 28.2°C22.8°C | 22.8°C | 295 | 29.3 | 12.512 h |
| July | 27.2°C22.1°C | 22.1°C | 293 | 29.9 | 12.512 h |
| August | 27.3°C22.1°C | 22.1°C | 266 | 28.3 | 12.312 h |
| September | 27.8°C22.3°C | 22.3°C | 309 | 29.2 | 12.212 h |
| October | 28.7°C22.6°C | 22.6°C | 263 | 29.5 | 12.012 h |
| November | 30.1°C23.1°C | 23.1°C | 93 | 18.6 | 11.812 h |
| December | 31.9°C23.0°C | 23.0°C | 28 | 8.5 | 11.812 h |
Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
May in nearby cities
- Sapele in MayNigeria · 50 kmHigh 30.0°C · Low 23.7°C · 276 mm rain
- Uromi in MayNigeria · 88 kmHigh 29.8°C · Low 22.7°C · 185 mm rain
- Warri in MayNigeria · 92 kmHigh 29.9°C · Low 23.8°C · 323 mm rain
- Owo in MayNigeria · 96 kmHigh 30.0°C · Low 22.9°C · 182 mm rain
- Idanre in MayNigeria · 103 kmHigh 29.1°C · Low 22.9°C · 229 mm rain
- Ughelli in MayNigeria · 103 kmHigh 30.1°C · Low 23.6°C · 315 mm rain
- Akure in MayNigeria · 112 kmHigh 29.6°C · Low 23.0°C · 188 mm rain
- Ondo in MayNigeria · 121 kmHigh 29.1°C · Low 23.1°C · 243 mm rain
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Benin City) is explained once on the Benin City year overview and on the Sources, method and limits page.