Average annual temperature is 25.9 °C
Absolute maximum temperature: 36.6 °C
Absolute minimum temperature: 18.6 °C
Number of sunny days: 58 days
Number of rainy days: 307 days
Look at detailed online map of Grima
* Weather data for Grima 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) | 35.6 | 36.6 | 36.4 | 34.6 | 33.7 | 31.5 | 32.9 | 32.3 | 32.3 | 32.0 | 33.2 | 34.6 |
| Average daytime temperature (°C) | 34.2 | 34.7 | 33.6 | 32.5 | 31.5 | 29.2 | 28.8 | 28.6 | 28.9 | 29.8 | 30.7 | 32.8 |
| Average temperature (°C) | 26.7 | 27.2 | 27.0 | 26.8 | 26.4 | 25.1 | 24.7 | 24.7 | 24.9 | 25.1 | 25.8 | 26.2 |
| Average night temperature (°C) | 22.1 | 23.0 | 23.2 | 23.8 | 23.6 | 22.9 | 22.6 | 22.7 | 22.6 | 22.7 | 23.0 | 21.8 |
| Absolute minimum temperature (°C) | 20.2 | 21.4 | 21.6 | 22.5 | 22.7 | 21.9 | 22.1 | 21.6 | 21.8 | 22.3 | 22.0 | 18.6 |
| 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 | 12.5 | 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) | 9.6 | 9.7 | 8.6 | 8.1 | 7.4 | 6.6 | 6.0 | 5.5 | 6.6 | 6.5 | 8.0 | 9.9 |
| Precipitation (mm) | 16 | 22 | 73 | 202 | 317 | 396 | 602 | 664 | 437 | 431 | 193 | 17 |
| Sunny days | 19 | 11 | 5 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 2 | 19 |
| Rainy days | 12 | 17 | 26 | 29 | 30 | 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 Grima during the most sunny months:
The largest precipitation sum in Grima is at