Average annual temperature is 25.5 °C
Absolute maximum temperature: 33.0 °C
Absolute minimum temperature: 16.8 °C
Number of sunny days: 32 days
Number of rainy days: 333 days
Look at detailed online map of Grande Barrière
* Weather data for Grande Barrière Haiti is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 29.6 | 29.3 | 30.1 | 31.3 | 30.9 | 32.8 | 32.8 | 33.0 | 32.5 | 32.1 | 31.8 | 30.8 |
| Average daytime temperature (°C) | 27.9 | 28.2 | 28.3 | 28.4 | 29.8 | 30.7 | 31.4 | 31.4 | 31.3 | 30.8 | 29.9 | 28.7 |
| Average temperature (°C) | 23.3 | 23.5 | 23.6 | 24.2 | 25.5 | 26.9 | 27.3 | 27.3 | 27.1 | 26.8 | 25.8 | 24.7 |
| Average night temperature (°C) | 20.1 | 20.2 | 20.3 | 21.0 | 22.6 | 23.9 | 24.1 | 24.3 | 24.1 | 23.9 | 22.9 | 21.9 |
| Absolute minimum temperature (°C) | 16.8 | 18.8 | 18.8 | 19.3 | 21.2 | 22.8 | 22.1 | 23.6 | 22.7 | 22.8 | 21.1 | 20.2 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 | 13.0 | 13.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 |
| Daylight mean duration (h) | 11.2 | 11.5 | 12.0 | 12.6 | 13.0 | 13.2 | 13.1 | 12.7 | 12.2 | 11.7 | 11.3 | 11.0 |
| Daylight minimum duration (h) | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 | 11.0 |
| Sunshine mean duration (h) | 10.1 | 10.1 | 10.7 | 11.3 | 11.2 | 10.9 | 11.0 | 11.5 | 10.7 | 10.4 | 9.7 | 9.5 |
| Precipitation (mm) | 37 | 48 | 87 | 168 | 252 | 143 | 146 | 222 | 165 | 153 | 117 | 89 |
| Sunny days | 12 | 7 | 1 | 2 | 0 | 2 | 0 | 1 | 0 | 0 | 2 | 5 |
| Rainy days | 19 | 21 | 30 | 28 | 31 | 28 | 31 | 30 | 30 | 31 | 28 | 26 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Grande Barrière is at