Average annual temperature is 27.1 °C
Absolute maximum temperature: 33.6 °C
Absolute minimum temperature: 22.0 °C
Number of sunny days: 28 days
Number of rainy days: 337 days
Look at detailed online map of Fort Wellington
* Weather data for Fort Wellington Guyana is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 28.2 | 28.5 | 28.8 | 29.8 | 30.8 | 30.7 | 31.4 | 31.9 | 33.5 | 33.6 | 31.9 | 31.0 |
| Average daytime temperature (°C) | 27.1 | 27.5 | 28.2 | 28.6 | 28.7 | 29.2 | 30.0 | 30.9 | 31.9 | 32.2 | 30.9 | 29.8 |
| Average temperature (°C) | 25.2 | 25.6 | 26.3 | 26.5 | 26.6 | 26.7 | 27.1 | 27.8 | 28.8 | 29.1 | 28.2 | 27.2 |
| Average night temperature (°C) | 23.4 | 23.9 | 24.9 | 24.9 | 24.7 | 24.4 | 24.3 | 25.3 | 26.7 | 27.2 | 26.4 | 25.1 |
| Absolute minimum temperature (°C) | 22.2 | 22.0 | 22.8 | 23.6 | 23.2 | 22.6 | 23.1 | 22.8 | 23.8 | 24.6 | 23.3 | 22.7 |
| 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) | 11.8 | 11.9 | 12.1 | 12.3 | 12.4 | 12.5 | 12.4 | 12.3 | 12.2 | 12.0 | 11.8 | 11.8 |
| 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) | 9.1 | 9.3 | 10.8 | 9.9 | 9.1 | 10.4 | 11.0 | 11.0 | 11.3 | 10.9 | 10.5 | 10.5 |
| Precipitation (mm) | 259 | 185 | 86 | 177 | 377 | 366 | 203 | 128 | 44 | 59 | 107 | 153 |
| Sunny days | 3 | 1 | 7 | 3 | 0 | 0 | 0 | 2 | 4 | 6 | 2 | 0 |
| Rainy days | 28 | 27 | 24 | 27 | 31 | 30 | 31 | 29 | 26 | 25 | 28 | 31 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Fort Wellington is at