Average annual temperature is 26.5 °C
Absolute maximum temperature: 36.0 °C
Absolute minimum temperature: 17.7 °C
Number of sunny days: 65 days
Number of rainy days: 300 days
Look at detailed online map of Isiwu
* Weather data for Isiwu 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) | 34.7 | 36.0 | 33.1 | 33.2 | 33.2 | 30.7 | 29.6 | 29.8 | 30.3 | 31.7 | 33.1 | 34.5 |
| Average daytime temperature (°C) | 32.5 | 33.0 | 32.0 | 31.7 | 31.0 | 28.5 | 28.0 | 28.1 | 28.4 | 29.8 | 31.1 | 33.0 |
| Average temperature (°C) | 26.5 | 27.6 | 27.7 | 27.7 | 27.3 | 25.5 | 25.2 | 25.3 | 25.3 | 26.3 | 27.0 | 27.1 |
| Average night temperature (°C) | 22.2 | 23.8 | 24.5 | 24.9 | 24.6 | 23.4 | 23.4 | 23.5 | 23.3 | 23.8 | 24.1 | 22.4 |
| Absolute minimum temperature (°C) | 17.7 | 19.1 | 22.8 | 23.4 | 23.0 | 22.0 | 22.7 | 22.7 | 22.1 | 21.9 | 21.7 | 19.2 |
| 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 | 11.7 |
| 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) | 9.2 | 9.7 | 8.7 | 8.0 | 9.0 | 6.8 | 7.5 | 7.5 | 6.7 | 8.3 | 9.1 | 10.3 |
| Precipitation (mm) | 18 | 18 | 95 | 88 | 112 | 231 | 283 | 185 | 238 | 156 | 62 | 8 |
| Sunny days | 18 | 11 | 4 | 2 | 1 | 1 | 0 | 0 | 0 | 1 | 5 | 22 |
| Rainy days | 13 | 17 | 27 | 28 | 30 | 29 | 31 | 31 | 30 | 30 | 25 | 9 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Isiwu is at