Average annual temperature is 27.2 °C
Absolute maximum temperature: 34.0 °C
Absolute minimum temperature: 21.9 °C
Number of sunny days: 56 days
Number of rainy days: 309 days
Look at detailed online map of Siriwon
* Weather data for Siriwon 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) | 32.5 | 34.0 | 31.3 | 31.2 | 31.1 | 29.2 | 28.2 | 28.2 | 28.6 | 30.6 | 31.7 | 33.4 |
| Average daytime temperature (°C) | 30.6 | 30.9 | 30.3 | 30.2 | 29.7 | 27.7 | 27.1 | 27.1 | 27.3 | 28.7 | 29.6 | 31.2 |
| Average temperature (°C) | 27.3 | 28.2 | 28.2 | 28.3 | 27.9 | 26.3 | 25.9 | 25.8 | 25.9 | 27.0 | 27.5 | 27.9 |
| Average night temperature (°C) | 24.8 | 26.0 | 26.4 | 26.7 | 26.3 | 24.7 | 24.7 | 24.7 | 24.7 | 25.6 | 25.8 | 24.7 |
| Absolute minimum temperature (°C) | 21.9 | 23.3 | 24.3 | 24.5 | 24.6 | 23.3 | 23.2 | 23.3 | 23.4 | 24.1 | 23.7 | 22.4 |
| 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 | 11.8 |
| 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) | 9.5 | 9.8 | 9.1 | 8.2 | 9.2 | 6.4 | 7.8 | 8.1 | 6.7 | 8.9 | 9.4 | 10.5 |
| Precipitation (mm) | 25 | 22 | 82 | 95 | 128 | 386 | 284 | 211 | 398 | 135 | 72 | 31 |
| Sunny days | 19 | 10 | 3 | 0 | 1 | 2 | 0 | 0 | 0 | 2 | 2 | 17 |
| Rainy days | 12 | 18 | 28 | 30 | 30 | 28 | 31 | 31 | 30 | 29 | 28 | 14 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Siriwon is at