Average annual temperature is 25.9 °C
Absolute maximum temperature: 36.1 °C
Absolute minimum temperature: 15.5 °C
Number of sunny days: 122 days
Number of rainy days: 243 days
Look at detailed online map of Déclin
* Weather data for Déclin 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) | 29.9 | 30.5 | 32.0 | 32.5 | 32.5 | 34.9 | 36.1 | 35.5 | 35.8 | 33.7 | 32.3 | 31.5 |
| Average daytime temperature (°C) | 28.0 | 29.0 | 29.7 | 29.6 | 30.1 | 32.1 | 34.2 | 33.2 | 33.3 | 31.5 | 30.4 | 28.2 |
| Average temperature (°C) | 23.1 | 23.6 | 24.4 | 24.7 | 26.1 | 27.7 | 28.4 | 28.1 | 27.9 | 27.1 | 25.6 | 23.9 |
| Average night temperature (°C) | 19.3 | 19.6 | 19.7 | 20.4 | 22.7 | 24.0 | 24.1 | 24.3 | 23.9 | 23.6 | 21.9 | 20.6 |
| Absolute minimum temperature (°C) | 15.5 | 18.0 | 16.6 | 17.7 | 21.0 | 22.5 | 22.7 | 22.5 | 22.2 | 21.2 | 19.5 | 18.1 |
| 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 | 13.0 | 12.0 | 11.0 | 11.0 | 11.0 |
| Daylight mean duration (h) | 11.1 | 11.5 | 12.0 | 12.6 | 13.1 | 13.3 | 13.2 | 12.8 | 12.3 | 11.7 | 11.2 | 11.0 |
| Daylight minimum duration (h) | 10.0 | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 11.0 | 10.0 |
| Sunshine mean duration (h) | 10.1 | 10.6 | 11.1 | 11.7 | 11.3 | 11.2 | 11.3 | 10.9 | 10.8 | 10.2 | 9.4 | 9.7 |
| Precipitation (mm) | 14 | 3 | 26 | 84 | 149 | 80 | 40 | 75 | 78 | 67 | 52 | 39 |
| Sunny days | 23 | 21 | 19 | 5 | 0 | 4 | 11 | 4 | 5 | 2 | 8 | 20 |
| Rainy days | 8 | 7 | 12 | 25 | 31 | 26 | 20 | 27 | 25 | 29 | 22 | 11 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Déclin is at