Average annual temperature is 26.2 °C
Absolute maximum temperature: 36.1 °C
Absolute minimum temperature: 18.2 °C
Number of sunny days: 16 days
Number of rainy days: 349 days
Look at detailed online map of Barima-Waini Region
* Weather data for Barima-Waini Region 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) | 29.8 | 30.8 | 32.0 | 32.3 | 32.3 | 32.0 | 31.3 | 33.7 | 35.4 | 36.1 | 32.9 | 33.0 |
| Average daytime temperature (°C) | 28.2 | 28.8 | 29.9 | 30.5 | 30.2 | 29.7 | 30.1 | 31.5 | 33.3 | 33.8 | 31.2 | 31.1 |
| Average temperature (°C) | 24.1 | 24.7 | 25.2 | 25.9 | 26.1 | 25.5 | 25.8 | 26.9 | 28.1 | 28.4 | 26.6 | 26.4 |
| Average night temperature (°C) | 21.1 | 21.9 | 21.8 | 22.8 | 23.4 | 23.0 | 23.0 | 23.7 | 24.3 | 24.5 | 23.4 | 23.1 |
| Absolute minimum temperature (°C) | 18.2 | 20.0 | 20.6 | 21.7 | 21.7 | 21.6 | 21.9 | 22.7 | 23.1 | 23.3 | 22.5 | 21.9 |
| 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 | 12.6 | 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) | 8.4 | 9.0 | 10.6 | 8.8 | 8.6 | 7.7 | 9.4 | 10.5 | 11.1 | 10.5 | 9.9 | 9.6 |
| Precipitation (mm) | 184 | 105 | 95 | 191 | 265 | 370 | 289 | 127 | 54 | 68 | 146 | 74 |
| Sunny days | 2 | 2 | 1 | 2 | 0 | 0 | 0 | 3 | 0 | 6 | 0 | 0 |
| Rainy days | 29 | 26 | 30 | 28 | 31 | 30 | 31 | 28 | 30 | 25 | 30 | 31 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Barima-Waini Region is at