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Cannes weather in August 2025
Expect 27°C daytime maximum temperatures in the shade with on average 10 hours of sunshine per day in Cannes in August. Check more long-term weather averages for Cannes in August before you book your next holiday to France in 2025/2026.
- 27°C max day temperature
27 - 10 hours of sunshine per day
- 5 days with some rainfall
5 - 19°C min night temperature
19 - 14 hours of daylight per day
14 - Low heat & humidity
L - 41 mm of monthly rainfall
41 - 7 (High) UV index
7 - 24°C sea temperature
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The August weather guide for France (Cannes) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.
Metric (°C / mm) | Imperial (°F / inches)
More about France
How hot is it in Cannes in August?
Daytime temperatures usually reach 27°C in Cannes in August with low heat and humidity, falling to 19°C at night.
How sunny is it in Cannes in August?
There are normally 10 hours of bright sunshine each day in Cannes in August - that's 70% of daylight hours.
How warm is the sea around Cannes in August?
The average sea temperature around Cannes in August is 24°C.
Does it rain in Cannes in August?
There are usually 5 days with some rain in Cannes in August and the average monthly rainfall is 41mm.
Cannes August sunrise & sunset times
Browse the sunrise and sunset times for Cannes in August 2025. Select a month to view Cannes sunrise and sunset times for the next 12 months.
JanFebMarAprMayJunJulAugSepOctNovDec
| Date | Sunrise times | Sunset times |
|---|---|---|
| Friday, 1st August 2025 | 05:21 | 19:54 |
| Saturday, 16th August 2025 | 05:38 | 19:34 |
| Sunday, 31st August 2025 | 05:55 | 19:09 |
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