Cannes weather in August 2025

The weather in Cannes in August is hot. The average temperatures are between 21°C and 28°C.

You can expect a few rainy days in Cannes during August, but usually the weather is comfortable in August.

Our weather forecast can give you a great sense of what weather to expect in Cannes in August 2025.

If you’re planning to visit Cannes in the near future, we highly recommend that you review the 14 day weather forecast for Cannes before you arrive.

Temperatures

28° / 21°

Rainy Days

Snowy Days

Dry Days

Rainfall

Sun Hours

11.9

Hrs

Explore the weather in Cannes in other months

Month	Temperatures	Rainy Days	Dry Days	Snowy Days	Rainfall	Weather	More details
January	12° / 7°	3	28	0	63 mm	Ok	Cannes in January
February	13° / 7°	4	23	1	76 mm	Ok	Cannes in February
March	15° / 9°	4	27	0	71 mm	Good	Cannes in March
April	17° / 11°	4	26	0	87 mm	Good	Cannes in April
May	21° / 14°	3	28	0	74 mm	Good	Cannes in May
June	25° / 18°	3	27	0	49 mm	Perfect	Cannes in June
July	27° / 21°	2	29	0	33 mm	Perfect	Cannes in July
August	28° / 21°	1	30	0	23 mm	Perfect	Cannes in August
September	25° / 19°	2	28	0	54 mm	Perfect	Cannes in September
October	20° / 15°	4	27	0	129 mm	Good	Cannes in October
November	16° / 11°	5	25	0	180 mm	Good	Cannes in November
December	13° / 8°	3	28	0	100 mm	Ok	Cannes in December