Average annual temperature is 27.5 °C
Absolute maximum temperature: 39.6 °C
Absolute minimum temperature: 15.2 °C
Number of sunny days: 192 days
Number of rainy days: 173 days
Look at detailed online map of Riri
* Weather data for Riri 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) | 37.9 | 38.4 | 39.6 | 39.3 | 36.9 | 33.6 | 33.2 | 34.1 | 34.0 | 34.8 | 34.3 | 34.9 |
| Average daytime temperature (°C) | 34.7 | 36.3 | 36.4 | 35.8 | 34.1 | 30.7 | 31.1 | 30.5 | 31.0 | 33.0 | 33.2 | 33.4 |
| Average temperature (°C) | 26.6 | 28.2 | 29.8 | 29.9 | 29.0 | 26.4 | 26.5 | 26.1 | 26.3 | 27.6 | 27.5 | 26.0 |
| Average night temperature (°C) | 19.4 | 20.8 | 24.6 | 25.1 | 24.8 | 23.3 | 23.1 | 22.9 | 22.7 | 23.4 | 22.8 | 19.3 |
| Absolute minimum temperature (°C) | 16.5 | 18.5 | 22.2 | 23.3 | 22.9 | 21.7 | 21.7 | 22.2 | 20.6 | 22.3 | 20.6 | 15.2 |
| 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) | 11.7 | 11.9 | 12.1 | 12.3 | 12.5 | 12.6 | 12.6 | 12.4 | 12.2 | 11.9 | 11.7 | 11.6 |
| 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 | 10.7 | 9.1 | 9.0 | 9.1 | 7.6 | 8.7 | 7.1 | 8.7 | 9.9 | 9.0 | 10.8 |
| Precipitation (mm) | 0 | 0 | 35 | 39 | 99 | 186 | 131 | 223 | 155 | 52 | 24 | 0 |
| Sunny days | 31 | 28 | 24 | 20 | 8 | 1 | 3 | 1 | 5 | 18 | 22 | 31 |
| Rainy days | 0 | 0 | 7 | 10 | 23 | 29 | 28 | 30 | 25 | 13 | 8 | 0 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Riri is at