Petit-Bourg Weather & Climate: Best Time to Visit

With minimal seasonal shifts, Petit-Bourg experiences a constant climate year-round. Average daytime temperatures reach a comfortable 29°C (84°F) in September. In February, the coolest month of the year, temperatures drop to a comfortable 27°C (81°F).

At night, temperatures range from around 26°C (79°F) in September to 23°C (73°F) in February.

Check out our detailed temperature page for more information.

Temperature ranges by month

Petit-Bourg has a notably wet climate with abundant precipitation, recording 1078 mm (42 in) of rainfall per year. Petit-Bourg can be quite wet during October, receiving approximately 140 mm (5.5 in) of precipitation over 19 rainy days.

In contrast, during the driest month (March), you will experience much drier conditions, with 46 mm (1.8 in) of precipitation spread across 14 rainy days. For more details, please visit our Petit-Bourg Precipitation page.

The mean monthly precipitation over the year, including rain, hail, and snow

The average number of days each month with precipitation

Despite minor fluctuations, Petit-Bourg enjoys a fairly consistent amount of sunshine throughout the year. In August, you can expect approximately 8.3 hours of daily sunshine, while even in November, Petit-Bourg still receives about 6.9 hours.

Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Daily hours of sunshine

The mean water temperature over the year ranges from 26°C (79°F) in January to 29°C (84°F) in September.

Water temperature over the year

The relative humidity is high throughout the year in Petit-Bourg.

The city experiences its highest humidity in September, reaching 82%. In February, the humidity drops to its lowest level at 77%. What does this mean? Read our detailed page on humidity levels for further details.

Relative humidity over the year

The average wind speed over the year ranges from 2 m/s (4 knots) to 4 m/s (8 knots). It is lower in October, November and December and higher in May and June. What does this mean?

The mean monthly wind speed over the year (meters per second)