Average annual temperature is 27.2 °C
Absolute maximum temperature: 38.2 °C
Absolute minimum temperature: 18.1 °C
Number of sunny days: 148 days
Number of rainy days: 217 days
Look at detailed online map of Kosu
* Weather data for Kosu 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) | 36.8 | 38.2 | 38.2 | 37.5 | 35.2 | 33.1 | 31.9 | 32.1 | 32.7 | 32.5 | 33.4 | 34.6 |
| Average daytime temperature (°C) | 35.3 | 36.8 | 34.6 | 34.9 | 33.4 | 30.0 | 30.4 | 29.8 | 30.4 | 31.4 | 31.7 | 32.8 |
| Average temperature (°C) | 27.8 | 29.5 | 29.1 | 29.5 | 28.3 | 25.9 | 26.1 | 25.7 | 25.9 | 26.5 | 26.8 | 25.9 |
| Average night temperature (°C) | 21.3 | 23.1 | 24.9 | 25.4 | 24.8 | 23.2 | 23.1 | 23.1 | 22.8 | 23.4 | 23.2 | 20.1 |
| Absolute minimum temperature (°C) | 18.7 | 20.3 | 22.5 | 23.3 | 23.8 | 22.2 | 21.3 | 21.8 | 21.7 | 22.7 | 20.5 | 18.1 |
| 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 | 11.7 |
| 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) | 10.7 | 10.8 | 8.1 | 9.1 | 8.6 | 7.0 | 8.2 | 7.0 | 8.3 | 8.4 | 9.0 | 10.7 |
| Precipitation (mm) | 1 | 0 | 39 | 36 | 136 | 239 | 176 | 220 | 191 | 200 | 103 | 0 |
| Sunny days | 29 | 28 | 18 | 14 | 6 | 2 | 1 | 0 | 2 | 4 | 13 | 31 |
| Rainy days | 2 | 0 | 13 | 16 | 25 | 28 | 30 | 31 | 28 | 27 | 17 | 0 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Kosu is at