Average annual temperature is 27.1 °C
Absolute maximum temperature: 32.2 °C
Absolute minimum temperature: 21.3 °C
Number of sunny days: 34 days
Number of rainy days: 331 days
Look at detailed online map of Greathead
* Weather data for Greathead Saint Vincent and the Grenadines 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 | 29.6 | 30.0 | 30.7 | 31.3 | 30.3 | 31.4 | 32.2 | 32.2 | 30.2 | 29.6 |
| Average daytime temperature (°C) | 27.4 | 27.6 | 28.6 | 28.9 | 30.0 | 29.9 | 29.3 | 30.0 | 31.2 | 30.7 | 29.2 | 28.6 |
| Average temperature (°C) | 25.3 | 25.2 | 25.9 | 26.3 | 27.5 | 27.7 | 27.4 | 28.1 | 28.8 | 28.4 | 27.3 | 26.6 |
| Average night temperature (°C) | 23.7 | 23.4 | 23.9 | 24.3 | 25.7 | 25.8 | 25.7 | 26.5 | 26.9 | 26.6 | 25.7 | 25.1 |
| Absolute minimum temperature (°C) | 22.2 | 21.3 | 22.6 | 23.1 | 24.1 | 24.5 | 24.4 | 24.2 | 25.1 | 24.3 | 24.6 | 24.1 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 |
| Daylight mean duration (h) | 11.4 | 11.7 | 12.1 | 12.4 | 12.7 | 12.9 | 12.8 | 12.6 | 12.2 | 11.8 | 11.5 | 11.4 |
| Daylight minimum duration (h) | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 |
| Sunshine mean duration (h) | 10.2 | 10.8 | 11.2 | 11.5 | 11.4 | 11.0 | 10.8 | 10.6 | 11.3 | 10.1 | 10.3 | 10.2 |
| Precipitation (mm) | 57 | 50 | 29 | 65 | 70 | 150 | 124 | 92 | 49 | 90 | 73 | 60 |
| Sunny days | 4 | 4 | 8 | 0 | 3 | 1 | 1 | 0 | 5 | 3 | 2 | 3 |
| Rainy days | 27 | 24 | 23 | 30 | 28 | 29 | 30 | 31 | 25 | 28 | 28 | 28 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Greathead is at