Average annual temperature is 27.0 °C
Absolute maximum temperature: 39.2 °C
Absolute minimum temperature: 18.2 °C
Number of sunny days: 143 days
Number of rainy days: 222 days
Look at detailed online map of Tchatchegou
* Weather data for Tchatchegou 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) | 37.7 | 39.2 | 39.0 | 38.3 | 36.2 | 34.7 | 32.6 | 31.9 | 33.0 | 34.4 | 35.2 | 36.8 |
| Average daytime temperature (°C) | 36.0 | 37.7 | 36.2 | 34.8 | 33.9 | 31.0 | 30.4 | 30.0 | 30.4 | 32.0 | 33.8 | 35.2 |
| Average temperature (°C) | 27.9 | 29.7 | 28.7 | 28.2 | 27.6 | 25.7 | 25.4 | 25.2 | 25.3 | 26.3 | 27.6 | 27.3 |
| Average night temperature (°C) | 20.9 | 22.9 | 23.6 | 24.1 | 23.9 | 22.6 | 22.5 | 22.4 | 22.3 | 22.8 | 22.9 | 20.6 |
| Absolute minimum temperature (°C) | 18.2 | 20.6 | 21.6 | 23.1 | 22.6 | 21.5 | 21.7 | 21.5 | 20.7 | 21.5 | 21.4 | 18.9 |
| 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) | 11.7 | 11.9 | 12.1 | 12.3 | 12.5 | 12.6 | 12.5 | 12.4 | 12.2 | 12.0 | 11.8 | 11.7 |
| 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) | 9.8 | 10.0 | 8.2 | 8.1 | 9.0 | 7.5 | 7.7 | 7.2 | 7.6 | 8.7 | 10.1 | 10.3 |
| Precipitation (mm) | 0 | 0 | 110 | 95 | 89 | 221 | 216 | 218 | 192 | 103 | 18 | 0 |
| Sunny days | 28 | 27 | 12 | 9 | 3 | 3 | 1 | 0 | 1 | 6 | 23 | 30 |
| Rainy days | 3 | 1 | 19 | 21 | 28 | 27 | 30 | 31 | 29 | 25 | 7 | 1 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Tchatchegou is at