Average annual temperature is 26.2 °C
Absolute maximum temperature: 37.6 °C
Absolute minimum temperature: 17.2 °C
Number of sunny days: 124 days
Number of rainy days: 241 days
Look at detailed online map of Osun
* Weather data for Osun Nigeria is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 35.8 | 37.6 | 36.7 | 34.9 | 33.9 | 32.7 | 31.6 | 31.7 | 32.0 | 33.7 | 34.7 | 36.0 |
| Average daytime temperature (°C) | 34.8 | 35.6 | 34.0 | 33.1 | 32.3 | 29.6 | 29.6 | 29.1 | 29.9 | 31.5 | 32.5 | 34.3 |
| Average temperature (°C) | 26.6 | 28.1 | 27.4 | 27.3 | 26.8 | 25.0 | 25.0 | 24.7 | 24.9 | 25.9 | 26.5 | 26.6 |
| Average night temperature (°C) | 20.6 | 22.9 | 23.4 | 23.8 | 23.5 | 22.5 | 22.5 | 22.3 | 22.3 | 22.8 | 23.0 | 20.6 |
| Absolute minimum temperature (°C) | 17.2 | 19.5 | 22.0 | 22.8 | 21.8 | 21.0 | 21.7 | 21.5 | 21.1 | 21.5 | 21.5 | 17.6 |
| 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) | 9.7 | 9.5 | 8.4 | 8.2 | 8.7 | 6.8 | 7.8 | 6.7 | 6.2 | 8.1 | 9.1 | 10.2 |
| Precipitation (mm) | 3 | 1 | 32 | 36 | 85 | 242 | 137 | 200 | 146 | 71 | 53 | 0 |
| Sunny days | 26 | 23 | 11 | 7 | 4 | 3 | 1 | 0 | 1 | 4 | 13 | 31 |
| Rainy days | 5 | 5 | 20 | 23 | 27 | 27 | 30 | 31 | 29 | 27 | 17 | 0 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Osun is at