Average annual temperature is 27.6 °C
Absolute maximum temperature: 38.5 °C
Absolute minimum temperature: 16.3 °C
Number of sunny days: 185 days
Number of rainy days: 180 days
Look at detailed online map of Dumay
* Weather data for Dumay 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) | 32.4 | 32.4 | 33.4 | 35.0 | 35.7 | 35.3 | 38.5 | 37.7 | 37.6 | 36.1 | 34.1 | 33.7 |
| Average daytime temperature (°C) | 30.3 | 31.6 | 31.6 | 31.8 | 33.5 | 33.7 | 35.8 | 34.8 | 34.9 | 33.7 | 32.4 | 31.4 |
| Average temperature (°C) | 24.3 | 25.4 | 25.5 | 26.1 | 28.0 | 28.7 | 30.3 | 29.9 | 29.6 | 28.9 | 27.6 | 26.5 |
| Average night temperature (°C) | 19.5 | 20.2 | 20.8 | 22.0 | 23.8 | 24.7 | 26.0 | 26.1 | 25.8 | 25.4 | 24.0 | 22.9 |
| Absolute minimum temperature (°C) | 16.3 | 19.1 | 19.4 | 19.6 | 22.6 | 23.3 | 24.6 | 24.8 | 24.8 | 23.2 | 21.9 | 20.8 |
| 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 | 10.6 | 11.2 | 11.6 | 11.2 | 10.9 | 11.1 | 11.0 | 10.8 | 10.4 | 9.9 | 10.0 |
| Precipitation (mm) | 22 | 9 | 44 | 62 | 141 | 58 | 9 | 95 | 50 | 167 | 54 | 71 |
| Sunny days | 23 | 24 | 20 | 8 | 8 | 10 | 20 | 12 | 12 | 7 | 20 | 21 |
| Rainy days | 8 | 4 | 11 | 22 | 23 | 20 | 11 | 19 | 18 | 24 | 10 | 10 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Dumay is at