Average annual temperature is 24.0 °C
Absolute maximum temperature: 35.5 °C
Absolute minimum temperature: 17.6 °C
Number of sunny days: 16 days
Number of rainy days: 349 days
Look at detailed online map of Holmia
* Weather data for Holmia 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) | 28.6 | 28.7 | 30.8 | 31.3 | 30.6 | 31.5 | 30.9 | 33.3 | 34.3 | 35.5 | 33.2 | 31.6 |
| Average daytime temperature (°C) | 26.6 | 26.5 | 28.6 | 28.9 | 28.6 | 28.7 | 29.4 | 31.1 | 32.5 | 32.9 | 31.1 | 30.1 |
| Average temperature (°C) | 22.0 | 22.1 | 23.1 | 23.5 | 23.7 | 23.6 | 23.9 | 24.8 | 25.7 | 26.1 | 25.1 | 24.5 |
| Average night temperature (°C) | 19.7 | 19.9 | 19.8 | 20.4 | 21.3 | 20.6 | 20.5 | 20.5 | 20.7 | 21.1 | 21.4 | 21.5 |
| Absolute minimum temperature (°C) | 17.6 | 18.5 | 18.5 | 18.0 | 19.8 | 19.1 | 18.8 | 18.1 | 18.9 | 19.5 | 19.4 | 20.7 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 |
| Daylight mean duration (h) | 11.9 | 12.0 | 12.1 | 12.2 | 12.3 | 12.4 | 12.4 | 12.3 | 12.1 | 12.0 | 11.9 | 11.8 |
| Daylight minimum duration (h) | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 |
| Sunshine mean duration (h) | 7.9 | 7.9 | 9.6 | 8.5 | 8.1 | 9.0 | 10.7 | 11.0 | 11.2 | 10.9 | 10.3 | 9.6 |
| Precipitation (mm) | 194 | 233 | 105 | 185 | 297 | 305 | 244 | 104 | 45 | 62 | 73 | 106 |
| Sunny days | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 2 | 6 | 5 | 1 | 0 |
| Rainy days | 30 | 28 | 31 | 29 | 31 | 30 | 31 | 29 | 24 | 26 | 29 | 31 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Holmia is at