Average annual temperature is 25.3 °C
Absolute maximum temperature: 37.7 °C
Absolute minimum temperature: 12.8 °C
Number of sunny days: 130 days
Number of rainy days: 235 days
Look at detailed online map of Roy
* Weather data for Roy 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) | 30.4 | 32.0 | 33.9 | 34.2 | 34.5 | 34.5 | 37.7 | 36.6 | 34.3 | 33.9 | 33.9 | 32.7 |
| Average daytime temperature (°C) | 28.2 | 30.2 | 31.0 | 29.9 | 31.1 | 32.3 | 35.2 | 33.3 | 32.3 | 31.8 | 31.1 | 29.4 |
| Average temperature (°C) | 22.1 | 23.3 | 24.4 | 24.1 | 25.3 | 26.5 | 28.4 | 27.3 | 26.7 | 26.1 | 25.3 | 23.9 |
| Average night temperature (°C) | 16.6 | 17.0 | 18.5 | 19.6 | 20.7 | 21.4 | 22.4 | 22.3 | 22.1 | 21.8 | 20.3 | 19.2 |
| Absolute minimum temperature (°C) | 12.8 | 15.7 | 15.3 | 17.1 | 19.1 | 19.1 | 20.0 | 20.5 | 21.0 | 20.8 | 17.4 | 16.8 |
| 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) | 11.1 | 11.5 | 12.0 | 12.6 | 13.0 | 13.2 | 13.1 | 12.8 | 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 | 10.0 |
| Sunshine mean duration (h) | 10.0 | 10.6 | 11.0 | 11.0 | 10.4 | 10.5 | 11.0 | 10.4 | 10.3 | 9.8 | 9.9 | 9.7 |
| Precipitation (mm) | 19 | 2 | 19 | 162 | 237 | 105 | 29 | 117 | 96 | 151 | 24 | 56 |
| Sunny days | 20 | 25 | 17 | 2 | 1 | 6 | 16 | 4 | 5 | 2 | 12 | 20 |
| Rainy days | 11 | 3 | 14 | 28 | 30 | 24 | 15 | 27 | 25 | 29 | 18 | 11 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Roy is at