Average annual temperature is 25.5 °C
Absolute maximum temperature: 36.8 °C
Absolute minimum temperature: 18.3 °C
Number of sunny days: 61 days
Number of rainy days: 304 days
Look at detailed online map of Jamiru
* Weather data for Jamiru Sierra Leone is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 36.6 | 36.7 | 36.8 | 34.7 | 34.3 | 31.5 | 32.2 | 32.1 | 32.0 | 32.1 | 32.2 | 35.1 |
| Average daytime temperature (°C) | 34.2 | 34.8 | 33.6 | 32.5 | 30.9 | 29.1 | 28.7 | 28.4 | 28.9 | 29.5 | 30.2 | 32.6 |
| Average temperature (°C) | 26.3 | 27.3 | 26.6 | 26.4 | 25.9 | 24.7 | 24.3 | 24.3 | 24.5 | 24.8 | 25.3 | 25.9 |
| Average night temperature (°C) | 21.4 | 23.0 | 22.9 | 23.4 | 23.2 | 22.5 | 22.2 | 22.4 | 22.3 | 22.4 | 22.6 | 21.5 |
| Absolute minimum temperature (°C) | 18.3 | 21.6 | 21.7 | 22.0 | 22.5 | 21.3 | 20.6 | 21.2 | 21.5 | 21.7 | 21.8 | 18.4 |
| 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) | 11.7 | 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) | 9.4 | 9.5 | 8.2 | 7.8 | 7.4 | 6.9 | 6.8 | 5.4 | 6.5 | 6.8 | 7.9 | 9.7 |
| Precipitation (mm) | 16 | 17 | 100 | 221 | 392 | 373 | 458 | 541 | 484 | 342 | 157 | 11 |
| Sunny days | 21 | 14 | 4 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 19 |
| Rainy days | 10 | 14 | 27 | 29 | 31 | 30 | 31 | 31 | 30 | 31 | 28 | 12 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Jamiru during the most sunny months:
The largest precipitation sum in Jamiru is at