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Island, France

Corsica weather by month and the best time to visit

Updated October 2026Sources
May–Jun, Sep–OctBest time to visit

When to go to Corsica

May–June and September–October for warm sea and quiet trails. July–August is crowded and hot; GR20 opens roughly June–September; winter shuts many places.

Corsica weather by month

Average daily high, rainfall and conditions.

PleasantHotRainyCool or coldBest months
5°10°15°20°25°30°35°JFMAMJJASOND
Average highAverage lowRainfall

Monthly averages

MonthHighLowRainHumidityConditions
January12°C54°F8°C47°F100 mm80%Cool
February13°C55°F8°C47°F91 mm78%Cool
March15°C59°F10°C50°F82 mm77%Cool
April18°C65°F12°C54°F63 mm73%Pleasant
May22°C72°F16°C61°F60 mm70%Pleasant
June27°C81°F20°C69°F24 mm64%Pleasant
July30°C86°F23°C74°F10 mm58%Pleasant
August30°C87°F24°C75°F16 mm57%Pleasant
September26°C79°F20°C69°F57 mm64%Pleasant
October22°C72°F17°C63°F104 mm73%Pleasant
November17°C63°F13°C56°F128 mm78%Cool
December14°C57°F10°C50°F99 mm79%Cool

Best months across France

PlaceBest monthsWarmest month
ParisApr–Jun, Sep–OctJul (25°C)
NiceMay–Jun, Sep–OctAug (26°C)
ProvenceMay–Jun, Sep–OctJul (32°C)
French RivieraMay–Jun, Sep–OctAug (26°C)
LyonApr–Jun, Sep–OctJul (28°C)
MarseilleApr–Jun, Sep–OctJul (33°C)
BordeauxMay–Jun, Sep–OctAug (28°C)
CannesMay–Jun, Sep–OctJul (30°C)
StrasbourgMay–Jun, Sep–Oct, DecJul (27°C)
ChamonixJun–Sep, Dec–MarJul (22°C)
AnnecyMay–Jul, SepJul (26°C)
CorsicaMay–Jun, Sep–OctAug (30°C)
Aix-en-ProvenceApr–Jun, Sep–OctJul (32°C)
ToulouseApr–Jun, Sep–OctJul (30°C)
Loire ValleyMay–Jun, Sep–OctJul (27°C)
NormandyMay–Jul, SepJul (23°C)
MontpellierApr–Jun, Sep–OctJul (30°C)
AvignonApr–Jun, Sep–OctJul (33°C)
BiarritzMay–Jun, Sep–OctAug (27°C)
ColmarMay–Jun, Sep–OctJul (27°C)
Saint-TropezMay–Jun, SepJul (30°C)
AntibesMay–Jun, Sep–OctJul (30°C)
NantesMay–SepJul (25°C)
LilleMay–SepJul (23°C)
CarcassonneApr–Jun, Sep–OctJul (31°C)
BrittanyJun–SepJul (24°C)
DordogneMay–Jun, Sep–OctAug (28°C)

Quick answers

What is the best month to visit Corsica?

May–Jun, Sep–Oct. May–June and September–October for warm sea and quiet trails. July–August is crowded and hot; GR20 opens roughly June–September; winter shuts many places.

When is the rainy season in Corsica?

Rain peaks in November with about 128 mm. No month averages 150 mm or more.

What is the hottest month in Corsica?

August, with average highs of 30°C (87°F).

How cold does Corsica get?

The coolest nights are in February, averaging 8°C (47°F).

More about Corsica

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Sources

Climate averages are modelled from NASA POWER (MERRA-2) for 2001–2020 at about 50 km resolution, so coasts and valleys can differ a little. Temperatures are adjusted by 1.9°C for the city's elevation. Compiled and reviewed by SoloSquare. How we compile and score this. Spotted something out of date? Tell us.