Average annual temperature is 27.0 °C
Absolute maximum temperature: 32.7 °C
Absolute minimum temperature: 21.4 °C
Number of sunny days: 21 days
Number of rainy days: 344 days
Look at detailed online map of Jackson
* Weather data for Jackson 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) | 28.3 | 29.3 | 29.2 | 29.9 | 29.9 | 30.3 | 30.7 | 31.8 | 32.5 | 32.7 | 31.7 | 30.5 |
| Average daytime temperature (°C) | 27.1 | 27.5 | 28.2 | 28.7 | 28.7 | 28.5 | 29.3 | 30.6 | 31.4 | 31.8 | 30.1 | 29.3 |
| Average temperature (°C) | 25.0 | 25.6 | 26.2 | 26.5 | 26.7 | 26.4 | 26.9 | 27.8 | 28.7 | 29.0 | 27.7 | 27.1 |
| Average night temperature (°C) | 23.1 | 23.8 | 24.6 | 24.8 | 24.7 | 24.2 | 24.5 | 25.6 | 26.8 | 27.0 | 25.8 | 25.1 |
| Absolute minimum temperature (°C) | 21.4 | 21.8 | 22.2 | 23.1 | 23.2 | 22.5 | 22.9 | 23.1 | 23.7 | 25.2 | 23.2 | 22.9 |
| 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) | 11.7 | 11.9 | 12.1 | 12.3 | 12.5 | 12.5 | 12.5 | 12.4 | 12.2 | 12.0 | 11.8 | 11.7 |
| 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 | 9.5 | 10.8 | 10.0 | 9.4 | 9.6 | 11.2 | 11.3 | 11.4 | 11.0 | 10.4 | 10.3 |
| Precipitation (mm) | 242 | 153 | 95 | 146 | 254 | 392 | 235 | 153 | 34 | 52 | 142 | 176 |
| Sunny days | 1 | 3 | 5 | 1 | 0 | 0 | 0 | 2 | 6 | 2 | 1 | 0 |
| Rainy days | 30 | 25 | 26 | 29 | 31 | 30 | 31 | 29 | 24 | 29 | 29 | 31 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Jackson is at