Average annual temperature is 26.4 °C
Absolute maximum temperature: 37.6 °C
Absolute minimum temperature: 20.3 °C
Number of sunny days: 49 days
Number of rainy days: 316 days
Look at detailed online map of Vieux Assissi
* Weather data for Vieux Assissi French Guiana is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 30.9 | 30.8 | 33.1 | 32.9 | 33.3 | 32.8 | 32.3 | 35.6 | 37.6 | 37.4 | 37.3 | 34.8 |
| Average daytime temperature (°C) | 28.8 | 28.4 | 30.8 | 30.3 | 31.2 | 31.1 | 31.0 | 33.3 | 35.3 | 35.7 | 34.8 | 32.5 |
| Average temperature (°C) | 24.3 | 24.1 | 25.5 | 25.5 | 25.8 | 25.9 | 25.9 | 27.4 | 28.5 | 29.0 | 28.2 | 26.7 |
| Average night temperature (°C) | 21.9 | 22.1 | 22.2 | 22.6 | 23.2 | 23.0 | 22.7 | 23.2 | 23.5 | 24.1 | 24.0 | 23.4 |
| Absolute minimum temperature (°C) | 20.3 | 21.1 | 20.7 | 21.1 | 22.4 | 22.2 | 21.4 | 22.4 | 21.8 | 22.9 | 22.9 | 22.1 |
| 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 | 12.3 | 12.3 | 12.2 | 12.1 | 12.0 | 11.9 | 11.9 |
| 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) | 7.4 | 6.0 | 9.2 | 7.6 | 7.9 | 9.5 | 9.9 | 10.9 | 10.7 | 10.7 | 10.5 | 9.3 |
| Precipitation (mm) | 374 | 514 | 233 | 412 | 387 | 185 | 177 | 101 | 18 | 40 | 43 | 127 |
| Sunny days | 1 | 0 | 1 | 2 | 0 | 1 | 0 | 8 | 14 | 16 | 5 | 1 |
| Rainy days | 30 | 28 | 30 | 28 | 31 | 29 | 31 | 23 | 16 | 15 | 25 | 30 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Vieux Assissi is at