Average annual temperature is 25.7 °C
Absolute maximum temperature: 35.7 °C
Absolute minimum temperature: 16.2 °C
Number of sunny days: 38 days
Number of rainy days: 327 days
Look at detailed online map of Harmons
* Weather data for Harmons 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) | 31.7 | 32.2 | 31.9 | 32.4 | 33.7 | 33.0 | 35.6 | 35.5 | 35.7 | 34.3 | 32.9 | 31.9 |
| Average daytime temperature (°C) | 29.7 | 30.1 | 30.0 | 30.6 | 31.7 | 30.9 | 33.0 | 33.6 | 33.9 | 32.2 | 30.7 | 29.9 |
| Average temperature (°C) | 23.6 | 24.0 | 24.1 | 24.8 | 26.4 | 26.6 | 27.4 | 27.8 | 27.4 | 26.6 | 25.4 | 24.7 |
| Average night temperature (°C) | 19.2 | 19.3 | 19.5 | 20.1 | 22.4 | 23.1 | 22.9 | 23.4 | 23.0 | 22.9 | 21.9 | 21.2 |
| Absolute minimum temperature (°C) | 16.2 | 17.5 | 16.9 | 17.8 | 21.0 | 21.4 | 21.1 | 22.4 | 21.8 | 21.6 | 19.1 | 19.9 |
| 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 | 11.6 | 12.0 | 12.6 | 13.0 | 13.2 | 13.1 | 12.7 | 12.2 | 11.7 | 11.3 | 11.1 |
| 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) | 10.3 | 10.8 | 10.9 | 11.5 | 11.4 | 10.3 | 11.7 | 11.1 | 10.8 | 10.0 | 9.1 | 9.8 |
| Precipitation (mm) | 27 | 36 | 106 | 92 | 157 | 167 | 77 | 101 | 97 | 118 | 210 | 45 |
| Sunny days | 11 | 6 | 3 | 1 | 1 | 1 | 3 | 2 | 1 | 1 | 2 | 6 |
| Rainy days | 20 | 22 | 28 | 29 | 30 | 29 | 28 | 29 | 29 | 30 | 28 | 25 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Harmons is at