Average annual temperature is 25.5 °C
Absolute maximum temperature: 36.3 °C
Absolute minimum temperature: 16.8 °C
Number of sunny days: 113 days
Number of rainy days: 252 days
Look at detailed online map of Iso
* Weather data for Iso 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) | 34.4 | 36.0 | 36.3 | 34.4 | 33.6 | 31.7 | 31.8 | 32.2 | 32.3 | 33.4 | 34.7 | 35.1 |
| Average daytime temperature (°C) | 33.4 | 34.7 | 33.6 | 32.4 | 31.9 | 28.8 | 29.5 | 29.3 | 29.1 | 31.3 | 32.3 | 34.0 |
| Average temperature (°C) | 25.6 | 27.1 | 26.6 | 26.3 | 26.1 | 24.1 | 24.4 | 24.3 | 24.3 | 25.4 | 25.9 | 26.2 |
| Average night temperature (°C) | 19.9 | 21.7 | 22.6 | 22.7 | 22.8 | 21.7 | 21.9 | 21.7 | 21.8 | 22.3 | 22.2 | 20.3 |
| Absolute minimum temperature (°C) | 16.8 | 17.6 | 21.5 | 21.7 | 20.9 | 20.7 | 20.9 | 20.8 | 20.8 | 21.1 | 21.2 | 17.1 |
| 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 | 12.5 | 12.5 | 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 | 9.8 | 8.4 | 7.9 | 8.3 | 6.4 | 7.5 | 7.0 | 6.5 | 8.6 | 8.5 | 10.5 |
| Precipitation (mm) | 21 | 2 | 58 | 61 | 89 | 309 | 219 | 215 | 254 | 81 | 58 | 0 |
| Sunny days | 28 | 23 | 10 | 6 | 3 | 0 | 0 | 0 | 1 | 3 | 9 | 30 |
| Rainy days | 3 | 5 | 21 | 24 | 28 | 30 | 31 | 31 | 29 | 28 | 21 | 1 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Iso during the most sunny months:
The largest precipitation sum in Iso is at