Average annual temperature is 25.6 °C
Absolute maximum temperature: 31.4 °C
Absolute minimum temperature: 19.5 °C
Number of sunny days: 79
Number of rainy days: 286
Number of snow days:
Average annual precipitation: 689 mm
Look at detailed online map of Charlestown
* Weather data for Charlestown Saint Kitts and Nevis is based on climate observations for 2023 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 25.2 | 24.5 | 24.8 | 26.1 | 26.9 | 29.6 | 30.9 | 31.4 | 31 | 30.5 | 29.1 | 28.7 |
| Average daytime temperature (°C) | 24.4 | 24 | 24.2 | 24.8 | 26.3 | 27.4 | 29.5 | 29.7 | 30.3 | 28.5 | 28.5 | 27.6 |
| Average temperature (°C) | 23.6 | 23.2 | 23.5 | 23.9 | 25.6 | 26.5 | 27.3 | 27.5 | 28 | 26.7 | 26.5 | 25.4 |
| Average night temperature (°C) | 22.4 | 22.2 | 22.5 | 22.9 | 24.7 | 25.5 | 25.4 | 25.6 | 25.9 | 25 | 24.8 | 23.5 |
| Absolute minimum temperature (°C) | 20.3 | 21.1 | 21.5 | 19.5 | 22.6 | 24 | 24 | 24 | 24.4 | 23.6 | 23.6 | 21.9 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 11.4 | 11.8 | 12.3 | 12.8 | 13.1 | 13.2 | 13.1 | 12.9 | 12.5 | 12 | 11.5 | 11.2 |
| Daylight mean duration (h) | 11.2 | 11.6 | 12.1 | 12.5 | 12.9 | 13.1 | 13 | 12.7 | 12.2 | 11.8 | 11.3 | 11.1 |
| Daylight minimum duration (h) | 11.1 | 11.4 | 11.8 | 12.3 | 12.8 | 13.1 | 12.9 | 12.5 | 12 | 11.5 | 11.2 | 11.1 |
| Sunshine mean duration (h) | 10.3 | 10.8 | 11.1 | 11.4 | 11.7 | 11.7 | 11.1 | 10.6 | 11.4 | 9.4 | 10.2 | 10 |
| Precipitation (mm) | 67 | 26 | 19 | 53 | 28 | 45 | 63 | 75 | 46 | 228 | 18 | 20 |
| Sunny days | 6 | 4 | 11 | 6 | 8 | 9 | 6 | 6 | 4 | 2 | 5 | 12 |
| Rainy days | 25 | 24 | 20 | 24 | 23 | 21 | 25 | 25 | 26 | 29 | 25 | 19 |
The largest precipitation sum in Charlestown is at