Average annual temperature is 24.8 °C
Absolute maximum temperature: 32.3 °C
Absolute minimum temperature: 16.4 °C
Number of sunny days: 10 days
Number of rainy days: 355 days
Look at detailed online map of Cornwall Barracks
* Weather data for Cornwall Barracks 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) | 27.5 | 27.9 | 28.1 | 29.9 | 31.0 | 32.1 | 30.9 | 32.3 | 31.7 | 31.7 | 29.6 | 29.2 |
| Average daytime temperature (°C) | 25.8 | 25.8 | 26.6 | 27.8 | 29.6 | 29.6 | 29.8 | 30.5 | 30.6 | 29.5 | 28.2 | 26.7 |
| Average temperature (°C) | 22.4 | 22.4 | 22.7 | 23.6 | 25.4 | 26.1 | 26.5 | 26.8 | 26.7 | 25.8 | 24.9 | 23.6 |
| Average night temperature (°C) | 19.7 | 19.6 | 19.5 | 20.1 | 22.3 | 23.5 | 23.8 | 24.0 | 23.5 | 23.3 | 22.5 | 21.4 |
| Absolute minimum temperature (°C) | 18.2 | 17.8 | 16.4 | 17.8 | 20.6 | 21.8 | 22.6 | 22.9 | 21.9 | 21.2 | 20.2 | 19.4 |
| 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) | 9.9 | 10.2 | 10.6 | 11.5 | 11.3 | 10.3 | 10.8 | 10.8 | 10.8 | 9.2 | 8.7 | 8.1 |
| Precipitation (mm) | 115 | 135 | 114 | 93 | 143 | 145 | 111 | 135 | 92 | 261 | 259 | 341 |
| Sunny days | 0 | 1 | 2 | 1 | 1 | 1 | 1 | 2 | 0 | 1 | 0 | 0 |
| Rainy days | 31 | 27 | 29 | 29 | 30 | 29 | 30 | 29 | 30 | 30 | 30 | 31 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Cornwall Barracks is at