Average annual temperature is 26.3 °C
Absolute maximum temperature: 35.4 °C
Absolute minimum temperature: 17.1 °C
Number of sunny days: 50 days
Number of rainy days: 315 days
Look at detailed online map of Simpson
* Weather data for Simpson 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) | 30.3 | 30.0 | 32.0 | 32.5 | 32.0 | 33.0 | 33.4 | 35.4 | 33.5 | 34.4 | 32.0 | 31.6 |
| Average daytime temperature (°C) | 27.9 | 28.3 | 28.9 | 29.4 | 30.4 | 31.4 | 32.4 | 32.6 | 32.4 | 31.5 | 30.0 | 28.8 |
| Average temperature (°C) | 24.3 | 24.5 | 24.5 | 25.0 | 26.2 | 27.6 | 28.5 | 28.3 | 27.9 | 27.2 | 26.4 | 25.5 |
| Average night temperature (°C) | 21.5 | 21.5 | 20.8 | 21.1 | 22.8 | 24.7 | 25.0 | 25.0 | 24.3 | 24.0 | 23.8 | 23.1 |
| Absolute minimum temperature (°C) | 17.3 | 17.8 | 17.1 | 19.4 | 21.3 | 22.6 | 23.1 | 23.2 | 22.6 | 22.2 | 20.0 | 20.4 |
| 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 | 11.5 | 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 | 10.8 | 11.6 | 11.1 | 10.3 | 11.8 | 11.2 | 11.0 | 10.3 | 9.0 | 9.3 |
| Precipitation (mm) | 19 | 23 | 90 | 85 | 207 | 136 | 36 | 115 | 82 | 91 | 129 | 40 |
| Sunny days | 9 | 5 | 9 | 3 | 2 | 4 | 7 | 3 | 1 | 0 | 3 | 4 |
| Rainy days | 22 | 23 | 22 | 27 | 29 | 26 | 24 | 28 | 29 | 31 | 27 | 27 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Simpson is at