Average annual temperature is 25.6 °C
Absolute maximum temperature: 34.5 °C
Absolute minimum temperature: 16.6 °C
Number of sunny days: 49 days
Number of rainy days: 316 days
Look at detailed online map of Salt Marsh
* Weather data for Salt Marsh Jamaica is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 29.5 | 29.4 | 31.5 | 31.9 | 31.5 | 32.3 | 32.7 | 34.5 | 32.7 | 33.7 | 31.4 | 31.0 |
| Average daytime temperature (°C) | 27.3 | 27.7 | 28.4 | 28.9 | 29.8 | 30.5 | 31.5 | 31.8 | 31.6 | 30.8 | 29.2 | 28.1 |
| Average temperature (°C) | 23.5 | 23.7 | 23.7 | 24.3 | 25.5 | 26.7 | 27.7 | 27.6 | 27.1 | 26.6 | 25.6 | 24.8 |
| Average night temperature (°C) | 20.5 | 20.6 | 19.8 | 20.3 | 21.9 | 23.7 | 24.3 | 24.3 | 23.7 | 23.4 | 23.1 | 22.3 |
| Absolute minimum temperature (°C) | 16.7 | 16.9 | 16.6 | 18.5 | 20.4 | 21.7 | 22.3 | 22.6 | 22.4 | 21.6 | 19.6 | 20.0 |
| 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) | 10.4 | 10.7 | 10.9 | 11.6 | 11.1 | 10.1 | 11.8 | 11.2 | 10.9 | 10.2 | 9.0 | 9.2 |
| Precipitation (mm) | 21 | 22 | 83 | 82 | 220 | 164 | 42 | 107 | 92 | 92 | 138 | 46 |
| Sunny days | 9 | 4 | 10 | 1 | 1 | 4 | 8 | 3 | 1 | 0 | 4 | 4 |
| Rainy days | 22 | 24 | 21 | 29 | 30 | 26 | 23 | 28 | 29 | 31 | 26 | 27 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Salt Marsh is at