Average annual temperature is 24.0 °C
Absolute maximum temperature: 40.9 °C
Absolute minimum temperature: 9.8 °C
Number of sunny days: 199 days
Number of rainy days: 166 days
Look at detailed online map of Guiane
* Weather data for Guiane Mozambique is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 38.6 | 35.8 | 32.6 | 33.6 | 30.5 | 32.8 | 29.0 | 36.1 | 40.3 | 36.1 | 40.9 | 37.8 |
| Average daytime temperature (°C) | 33.6 | 31.5 | 29.8 | 30.0 | 27.7 | 27.6 | 25.1 | 27.0 | 31.3 | 29.2 | 33.5 | 31.4 |
| Average temperature (°C) | 27.7 | 26.6 | 25.0 | 24.2 | 22.4 | 21.2 | 18.8 | 20.8 | 24.6 | 23.7 | 27.1 | 26.3 |
| Average night temperature (°C) | 22.4 | 23.2 | 21.1 | 19.2 | 18.1 | 15.9 | 13.7 | 15.3 | 18.6 | 18.5 | 20.7 | 21.9 |
| Absolute minimum temperature (°C) | 17.4 | 21.1 | 17.5 | 15.5 | 15.5 | 12.3 | 9.8 | 11.0 | 13.6 | 12.9 | 15.1 | 16.5 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 | 13.0 |
| Daylight mean duration (h) | 13.4 | 12.9 | 12.2 | 11.5 | 11.0 | 10.7 | 10.8 | 11.3 | 12.0 | 12.7 | 13.3 | 13.6 |
| Daylight minimum duration (h) | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 10.0 | 10.0 | 11.0 | 11.0 | 12.0 | 13.0 | 13.0 |
| Sunshine mean duration (h) | 10.9 | 8.1 | 10.0 | 9.9 | 9.3 | 9.3 | 8.8 | 9.5 | 8.7 | 8.4 | 10.6 | 8.8 |
| Precipitation (mm) | 108 | 440 | 65 | 9 | 12 | 1 | 19 | 5 | 101 | 62 | 21 | 167 |
| Sunny days | 7 | 3 | 6 | 19 | 19 | 25 | 20 | 22 | 23 | 20 | 23 | 12 |
| Rainy days | 24 | 25 | 25 | 11 | 12 | 5 | 11 | 9 | 7 | 11 | 7 | 19 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Guiane is at