Average annual temperature is 28.0 °C
Absolute maximum temperature: 40.5 °C
Absolute minimum temperature: 17.0 °C
Number of sunny days: 241 days
Number of rainy days: 124 days
Look at detailed online map of Bionoma
* Weather data for Bionoma Benin is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 37.0 | 38.4 | 40.5 | 40.0 | 39.3 | 36.1 | 34.0 | 32.1 | 33.6 | 35.4 | 35.9 | 35.2 |
| Average daytime temperature (°C) | 33.5 | 36.0 | 37.8 | 38.0 | 36.3 | 32.2 | 31.6 | 29.5 | 30.2 | 32.8 | 34.7 | 33.4 |
| Average temperature (°C) | 26.4 | 28.9 | 31.1 | 31.6 | 30.7 | 27.6 | 26.9 | 25.4 | 26.0 | 27.4 | 28.5 | 26.2 |
| Average night temperature (°C) | 20.0 | 22.4 | 24.3 | 25.7 | 25.7 | 23.8 | 23.4 | 22.6 | 22.8 | 22.9 | 22.8 | 20.0 |
| Absolute minimum temperature (°C) | 17.0 | 19.2 | 21.0 | 21.9 | 23.8 | 22.2 | 22.5 | 21.7 | 20.7 | 21.1 | 21.3 | 17.4 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 |
| Daylight mean duration (h) | 11.6 | 11.8 | 12.1 | 12.4 | 12.6 | 12.7 | 12.7 | 12.5 | 12.2 | 11.9 | 11.6 | 11.5 |
| Daylight minimum duration (h) | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 |
| Sunshine mean duration (h) | 10.1 | 9.9 | 9.5 | 9.7 | 9.7 | 9.2 | 9.7 | 7.6 | 8.6 | 10.2 | 10.7 | 10.6 |
| Precipitation (mm) | 0 | 0 | 18 | 11 | 47 | 77 | 109 | 223 | 101 | 55 | 6 | 0 |
| Sunny days | 31 | 28 | 27 | 24 | 17 | 8 | 8 | 6 | 9 | 25 | 27 | 31 |
| Rainy days | 0 | 0 | 4 | 6 | 14 | 22 | 23 | 25 | 21 | 6 | 3 | 0 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Bionoma is at