Click on a day for an hourly weather forecast
The temperatures in Petit Bourg during September are extremely high, between 28°C and hot as 29°C, drinking water regularly is advisable.
You can expect rain for roughly half of the month of September in Petit Bourg. We’re expecting roughly 8 to 15 days of rain, so your rubber boots and umbrella are going to see plenty of use this month if you’re keen on staying dry.
Our weather forecast can give you a great sense of what weather to expect in Petit Bourg in September 2025.
If you’re planning to visit Petit Bourg in the near future, we highly recommend that you review the 14 day weather forecast for Petit Bourg before you arrive.
Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
---|---|---|---|---|---|---|---|
January | 27° / 25° | 2 | 29 | 0 | 75 mm | Perfect | Petit Bourg in January |
February | 26° / 25° | 3 | 26 | 0 | 69 mm | Perfect | Petit Bourg in February |
March | 27° / 25° | 2 | 29 | 0 | 69 mm | Perfect | Petit Bourg in March |
April | 27° / 25° | 4 | 26 | 0 | 99 mm | Perfect | Petit Bourg in April |
May | 28° / 26° | 6 | 25 | 0 | 165 mm | Perfect | Petit Bourg in May |
June | 28° / 27° | 5 | 25 | 0 | 141 mm | Perfect | Petit Bourg in June |
July | 28° / 27° | 8 | 23 | 0 | 209 mm | Good | Petit Bourg in July |
August | 29° / 27° | 8 | 23 | 0 | 247 mm | Ok | Petit Bourg in August |
September | 29° / 28° | 9 | 21 | 0 | 236 mm | Ok | Petit Bourg in September |
October | 29° / 27° | 10 | 21 | 0 | 217 mm | Ok | Petit Bourg in October |
November | 28° / 27° | 6 | 24 | 0 | 181 mm | Perfect | Petit Bourg in November |
December | 27° / 26° | 5 | 26 | 0 | 122 mm | Perfect | Petit Bourg in December |