Average annual temperature is 27 °C
Absolute maximum temperature: 36.6 °C
Absolute minimum temperature: 17.9 °C
Number of sunny days: 56
Number of rainy days: 309
Number of snow days:
Average annual precipitation: 1362 mm
Look at detailed online map of Porto-Novo
* Weather data for Porto-Novo Benin is based on climate observations for 2023 year
| Jan | Feb | Mar | Apr | Maggio | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 34.4 | 35.5 | 34 | 33.5 | 32.9 | 31.2 | 30.5 | 30.3 | 31.7 | 32.4 | 33.9 | 36.6 |
| Average daytime temperature (°C) | 32.7 | 33.2 | 32.4 | 32.1 | 31.5 | 29.1 | 28.6 | 28.4 | 29 | 30.6 | 31.5 | 33.9 |
| Average temperature (°C) | 26.9 | 27.9 | 28.1 | 28.1 | 27.7 | 25.9 | 25.7 | 25.7 | 25.7 | 26.8 | 27.3 | 27.7 |
| Average night temperature (°C) | 23.1 | 24.4 | 25 | 25.4 | 25.1 | 23.9 | 23.8 | 23.8 | 23.7 | 24.4 | 24.6 | 23.4 |
| Absolute minimum temperature (°C) | 17.9 | 20.7 | 23.2 | 24.2 | 23.6 | 22.4 | 23.1 | 23 | 22.2 | 22.1 | 22.2 | 20.8 |
| Jan | Feb | Mar | Apr | Maggio | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 11.9 | 12 | 12.2 | 12.4 | 12.5 | 12.5 | 12.5 | 12.4 | 12.2 | 12.1 | 11.9 | 11.8 |
| Daylight mean duration (h) | 11.8 | 11.9 | 12.1 | 12.3 | 12.4 | 12.5 | 12.5 | 12.3 | 12.2 | 12 | 11.8 | 11.8 |
| Daylight minimum duration (h) | 11.8 | 11.9 | 12 | 12.2 | 12.4 | 12.5 | 12.4 | 12.3 | 12.1 | 11.9 | 11.8 | 11.8 |
| Sunshine mean duration (h) | 9.4 | 10.1 | 9.1 | 8.8 | 9.3 | 7.2 | 8.8 | 8.8 | 7.9 | 9.1 | 9.5 | 10.2 |
| Precipitation (mm) | 17 | 20 | 73 | 138 | 157 | 199 | 175 | 120 | 208 | 145 | 87 | 23 |
| Sunny days | 18 | 11 | 4 | 3 | 2 | 2 | 1 | 15 | ||||
| Rainy days | 13 | 17 | 27 | 27 | 29 | 28 | 31 | 31 | 30 | 31 | 29 | 16 |
The largest precipitation sum in Porto-Novo is at