Average annual temperature is 24.7 °C
Absolute maximum temperature: 33.9 °C
Absolute minimum temperature: 15.2 °C
Number of sunny days: 33 days
Number of rainy days: 332 days
Look at detailed online map of Great Valley
* Weather data for Great Valley 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) | 30.0 | 30.6 | 32.1 | 32.6 | 32.3 | 33.6 | 32.9 | 33.9 | 32.0 | 32.5 | 31.1 | 30.1 |
| Average daytime temperature (°C) | 27.7 | 28.3 | 29.0 | 29.5 | 30.4 | 30.5 | 31.1 | 31.2 | 31.3 | 30.3 | 28.7 | 27.5 |
| Average temperature (°C) | 22.4 | 22.7 | 22.7 | 23.5 | 24.8 | 25.6 | 26.4 | 26.6 | 26.6 | 25.9 | 25.0 | 23.9 |
| Average night temperature (°C) | 18.9 | 18.9 | 18.3 | 19.1 | 20.9 | 22.2 | 22.9 | 23.5 | 23.3 | 23.2 | 22.5 | 21.4 |
| Absolute minimum temperature (°C) | 16.0 | 16.1 | 15.2 | 17.4 | 19.2 | 20.4 | 21.7 | 21.8 | 22.4 | 21.8 | 20.3 | 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 | 11.5 | 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 | 10.6 | 10.7 | 11.5 | 11.0 | 10.0 | 11.5 | 10.9 | 10.8 | 10.2 | 9.0 | 9.4 |
| Precipitation (mm) | 34 | 51 | 93 | 78 | 174 | 200 | 87 | 126 | 101 | 122 | 117 | 67 |
| Sunny days | 9 | 7 | 6 | 1 | 1 | 0 | 0 | 3 | 1 | 1 | 2 | 2 |
| Rainy days | 22 | 21 | 25 | 29 | 30 | 30 | 31 | 28 | 29 | 30 | 28 | 29 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Great Valley is at