Average annual temperature is 26.1 °C
Absolute maximum temperature: 38.3 °C
Absolute minimum temperature: 19.6 °C
Number of sunny days: 39 days
Number of rainy days: 326 days
Look at detailed online map of Grand Bala
* Weather data for Grand Bala French Guiana is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 30.8 | 30.5 | 32.7 | 32.6 | 32.5 | 33.0 | 32.5 | 35.6 | 37.4 | 38.3 | 37.9 | 34.5 |
| Average daytime temperature (°C) | 28.6 | 28.1 | 30.6 | 30.1 | 30.4 | 31.0 | 30.5 | 33.1 | 34.9 | 36.3 | 34.7 | 31.9 |
| Average temperature (°C) | 23.9 | 24.0 | 25.2 | 25.2 | 25.5 | 25.5 | 25.6 | 27.1 | 28.1 | 29.1 | 27.9 | 26.3 |
| Average night temperature (°C) | 21.5 | 22.0 | 21.9 | 22.3 | 22.8 | 22.7 | 22.5 | 22.9 | 23.4 | 24.1 | 23.7 | 23.2 |
| Absolute minimum temperature (°C) | 19.6 | 21.1 | 20.4 | 20.6 | 21.9 | 22.0 | 21.2 | 21.6 | 20.9 | 22.8 | 22.5 | 22.1 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 |
| Daylight mean duration (h) | 11.9 | 12.0 | 12.1 | 12.2 | 12.3 | 12.4 | 12.3 | 12.3 | 12.1 | 12.0 | 11.9 | 11.9 |
| Daylight minimum duration (h) | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 |
| Sunshine mean duration (h) | 6.7 | 5.4 | 9.4 | 7.0 | 7.4 | 8.6 | 9.1 | 10.6 | 10.5 | 10.3 | 10.1 | 8.9 |
| Precipitation (mm) | 466 | 491 | 238 | 460 | 534 | 247 | 315 | 131 | 34 | 63 | 88 | 180 |
| Sunny days | 1 | 0 | 0 | 1 | 0 | 0 | 1 | 8 | 14 | 12 | 1 | 1 |
| Rainy days | 30 | 28 | 31 | 29 | 31 | 30 | 30 | 23 | 16 | 19 | 29 | 30 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Grand Bala is at