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September beach conditions — historical average

Good
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📉 Our data shows more unsettled conditions in 2023-2024 compared to 2020-2021 for this destination and time of year
26.7°C Temp
24.8°C Sea temp
4.8 Rain days
10.4h Sunshine hrs
71.1% Humidity
100%

Reliable conditions

5 of 5 years were good

Year by year — mid September

2024 Good 24.3°C · 9 rainy days · 10.0h sun
2023 Excellent 27.8°C · 6 rainy days · 9.2h sun
2022 Excellent 27.1°C · 3 rainy days · 11.4h sun
2021 Excellent 26.4°C · 2 rainy days · 10.9h sun
2020 Excellent 28.0°C · 4 rainy days · 10.7h sun

Other months in Bastia

May June July August September October

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Each trip type is scored on what matters most for it — snow days for skiing, sea temp for beach, sunshine for sightseeing.

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About Bastia in September

Based on 5 years of ERA5 historical climate data, September in Bastia has historically been good for a beach holiday. Average temperatures of 26.7°C with sea temperatures around 24.8°C and 4.8 rainy days on average.

5 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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