Average annual temperature is 27.2 °C
Absolute maximum temperature: 35.3 °C
Absolute minimum temperature: 19.5 °C
Number of sunny days: 51 days
Number of rainy days: 314 days
Look at detailed online map of Kétonou
* Weather data for Kétonou 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) | 33.3 | 34.9 | 32.9 | 32.5 | 32.5 | 30.1 | 29.6 | 29.9 | 30.2 | 32.2 | 33.0 | 35.3 |
| Average daytime temperature (°C) | 31.9 | 32.3 | 31.7 | 31.6 | 31.0 | 28.7 | 28.2 | 28.0 | 28.5 | 30.1 | 31.1 | 32.9 |
| Average temperature (°C) | 27.1 | 28.1 | 28.3 | 28.4 | 28.1 | 26.2 | 25.8 | 25.8 | 25.9 | 27.0 | 27.6 | 27.8 |
| Average night temperature (°C) | 24.1 | 25.3 | 25.7 | 26.0 | 25.8 | 24.2 | 24.1 | 24.2 | 24.1 | 24.8 | 25.2 | 24.0 |
| Absolute minimum temperature (°C) | 19.5 | 21.6 | 23.8 | 24.0 | 24.3 | 22.8 | 23.1 | 23.3 | 22.9 | 22.8 | 23.1 | 21.2 |
| 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) | 11.8 | 11.9 | 12.1 | 12.3 | 12.4 | 12.5 | 12.5 | 12.3 | 12.2 | 12.0 | 11.8 | 11.8 |
| 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) | 9.4 | 10.0 | 9.1 | 8.8 | 9.3 | 7.1 | 8.6 | 8.7 | 7.8 | 9.0 | 9.5 | 10.2 |
| Precipitation (mm) | 20 | 17 | 73 | 158 | 160 | 263 | 215 | 141 | 207 | 203 | 82 | 40 |
| Sunny days | 15 | 10 | 5 | 3 | 1 | 2 | 0 | 0 | 0 | 1 | 1 | 13 |
| Rainy days | 16 | 18 | 26 | 27 | 30 | 28 | 31 | 31 | 30 | 30 | 29 | 18 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Kétonou is at