Average annual temperature is 7.1 °C
Absolute maximum temperature: 33.5 °C
Absolute minimum temperature: -31.9 °C
Number of sunny days: 143 days
Number of rainy days: 168 days
Number of snow days: 54 days
Look at detailed online map of Saint-Barthélemy
* Weather data for Saint-Barthélemy Canada is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 4.6 | 7.0 | 8.0 | 23.0 | 30.8 | 33.5 | 31.3 | 25.8 | 29.6 | 25.4 | 11.8 | 6.1 |
| Average daytime temperature (°C) | -2.7 | -3.4 | 3.0 | 11.9 | 19.2 | 23.0 | 26.0 | 23.0 | 21.8 | 15.4 | 3.5 | 0.2 |
| Average temperature (°C) | -6.6 | -9.0 | -1.7 | 5.4 | 12.7 | 18.2 | 21.2 | 18.4 | 17.0 | 11.6 | -0.3 | -3.3 |
| Average night temperature (°C) | -10.6 | -13.9 | -6.1 | 0.3 | 6.8 | 13.8 | 17.3 | 14.4 | 13.1 | 8.5 | -3.5 | -6.4 |
| Absolute minimum temperature (°C) | -20.8 | -31.9 | -13.8 | -11.1 | -1.1 | 8.8 | 11.4 | 10.2 | 7.5 | -2.3 | -13.8 | -19.3 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 15.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 8.0 |
| Daylight mean duration (h) | 9.1 | 10.3 | 11.9 | 13.6 | 15.0 | 15.7 | 15.4 | 14.1 | 12.6 | 10.9 | 9.5 | 8.7 |
| Daylight minimum duration (h) | 8.0 | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 8.0 | 8.0 |
| Sunshine mean duration (h) | 3.4 | 5.5 | 6.9 | 8.3 | 10.9 | 9.8 | 10.4 | 10.0 | 9.4 | 5.4 | 5.4 | 3.3 |
| Precipitation (mm) | 100 | 67 | 57 | 130 | 115 | 155 | 201 | 118 | 59 | 161 | 63 | 105 |
| Sunny days | 8 | 5 | 11 | 14 | 20 | 12 | 4 | 7 | 18 | 10 | 16 | 18 |
| Rainy days | 4 | 5 | 11 | 16 | 11 | 18 | 27 | 24 | 12 | 21 | 10 | 9 |
| Snow days | 19 | 18 | 9 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 4 |
The best time to visit Saint-Barthélemy during the most sunny months:
Months with the longest average daylight duration in Saint-Barthélemy:
The largest precipitation sum in Saint-Barthélemy is at