Average annual temperature is 26.3 °C
Absolute maximum temperature: 34.4 °C
Absolute minimum temperature: 19.1 °C
Number of sunny days: 47 days
Number of rainy days: 318 days
Look at detailed online map of Chelsea
* Weather data for Chelsea 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) | 28.6 | 28.8 | 29.9 | 33.0 | 31.9 | 32.7 | 33.3 | 34.4 | 32.8 | 33.7 | 31.2 | 30.7 |
| Average daytime temperature (°C) | 26.6 | 26.8 | 27.8 | 28.7 | 30.4 | 31.2 | 32.0 | 32.3 | 31.9 | 30.6 | 29.5 | 27.9 |
| Average temperature (°C) | 23.6 | 23.8 | 24.1 | 24.9 | 26.6 | 27.8 | 28.5 | 28.7 | 28.3 | 27.3 | 26.5 | 25.1 |
| Average night temperature (°C) | 21.1 | 21.4 | 21.3 | 21.7 | 23.4 | 25.2 | 25.9 | 25.9 | 25.5 | 24.7 | 24.2 | 23.0 |
| Absolute minimum temperature (°C) | 19.1 | 19.9 | 19.4 | 20.5 | 22.1 | 23.2 | 24.6 | 24.7 | 24.0 | 23.0 | 21.9 | 21.3 |
| 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 | 10.3 | 10.7 | 11.6 | 11.4 | 10.8 | 11.3 | 11.2 | 10.9 | 9.3 | 8.8 | 8.1 |
| Precipitation (mm) | 92 | 85 | 92 | 114 | 157 | 81 | 47 | 131 | 142 | 331 | 167 | 339 |
| Sunny days | 4 | 3 | 8 | 3 | 3 | 6 | 7 | 4 | 1 | 3 | 2 | 3 |
| Rainy days | 27 | 25 | 23 | 27 | 28 | 24 | 24 | 27 | 29 | 28 | 28 | 28 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Chelsea is at