Cannes, French Riviera, France
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Cannes

May beach and weather guide

Based on 5 years of historical ERA5 climate data

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May beach conditions — historical average

Mixed
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📉 Our data shows more unsettled conditions in 2024-2025 compared to 2021-2022 for this destination and time of year
21.4°C Temp
19.0°C Sea temp
5.6 Rain days
11.8h Sunshine hrs
70.0% Humidity
60%

Reliable conditions

3 of 5 years were good

Year by year — mid May

2025 Mixed 20.6°C · 7 rainy days · 12.2h sun
2024 Mixed 21.5°C · 5 rainy days · 12.3h sun
2023 Poor 20.8°C · 12 rainy days · 10.3h sun
2022 Mixed 23.2°C · 1 rainy day · 13.1h sun
2021 Mixed 20.9°C · 3 rainy days · 11.1h sun

Other months in Cannes

May June July August September October

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About Cannes in May

Based on 5 years of ERA5 historical climate data, May in Cannes has historically been mixed for a beach holiday. Average temperatures of 21.4°C with sea temperatures around 19.0°C and 5.6 rainy days on average.

3 of the last 5 years had good beach conditions during this period. This data uses ERA5 reanalysis records — real historical measurements, not generalised averages.

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