Average annual temperature is 23.4 °C
Absolute maximum temperature: 38.4 °C
Absolute minimum temperature: 2.1 °C
Number of sunny days: 138 days
Number of rainy days: 227 days
Look at detailed online map of Mustique Bay
* Weather data for Mustique Bay United States is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 29.1 | 31.1 | 31.9 | 34.7 | 35.7 | 35.1 | 36.5 | 38.4 | 34.3 | 31.4 | 32.0 | 28.4 |
| Average daytime temperature (°C) | 23.4 | 27.1 | 28.0 | 30.0 | 31.4 | 31.4 | 33.6 | 34.1 | 32.1 | 28.8 | 26.0 | 22.2 |
| Average temperature (°C) | 17.3 | 20.5 | 21.5 | 23.9 | 25.1 | 26.4 | 28.5 | 28.9 | 26.8 | 23.8 | 20.5 | 17.6 |
| Average night temperature (°C) | 13.0 | 15.7 | 16.6 | 19.2 | 20.0 | 22.5 | 24.8 | 24.9 | 22.8 | 19.7 | 16.3 | 14.4 |
| Absolute minimum temperature (°C) | 2.1 | 7.7 | 7.5 | 13.8 | 15.3 | 20.2 | 23.4 | 23.2 | 19.9 | 11.4 | 6.7 | 7.1 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 | 13.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 |
| Daylight mean duration (h) | 10.6 | 11.2 | 12.0 | 12.8 | 13.5 | 13.9 | 13.7 | 13.1 | 12.3 | 11.5 | 10.8 | 10.4 |
| Daylight minimum duration (h) | 10.0 | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 10.0 |
| Sunshine mean duration (h) | 8.4 | 9.8 | 10.1 | 10.3 | 11.8 | 11.4 | 11.0 | 11.1 | 10.4 | 9.7 | 7.9 | 6.8 |
| Precipitation (mm) | 45 | 21 | 40 | 96 | 123 | 159 | 156 | 158 | 147 | 63 | 27 | 86 |
| Sunny days | 21 | 20 | 15 | 8 | 12 | 3 | 1 | 2 | 5 | 17 | 16 | 18 |
| Rainy days | 10 | 8 | 16 | 22 | 19 | 27 | 30 | 29 | 25 | 14 | 14 | 13 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Mustique Bay is at