Best time to visit Corsica for good weather
When is the best weather in Corsica? Monthly breakdown of temperature, rainfall, and sunshine hours — ranked by what actually matters for your trip.
Best month
September
The other Goldilocks month — French schools back, sea still 23°C, GR20 at perfect temperature.
↑French schools back week 1 — Palombaggia beaches civilised again
↑GR20 at peak hiking conditions — warm days, cool nights
↑Sea at 23°C through whole month, diving exceptional
All months ranked — Good weather
Best match
The other Goldilocks month — French schools back, sea still 23°C, GR20 at perfect temperature.
#1 for good weather
Best match
First real sweet spot — 21°C and dry, GR20 lower stages open, Bonifacio beaches without crowds.
#2 for good weather
Best match
Best month overall — GR20 fully open, 25°C, sea 21°C, French schools still in.
#3 for good weather
Best match
Last warm month — chestnut harvest in Castagniccia, sea still 21°C, rates back to spring levels.
#4 for good weather
Strong option
Hotels start reopening for Easter — coastal towns wake up, mountain interior still wintering.
#5 for good weather
Strong option
Wettest month — coastal resorts shut down, mountain interior receives first snows.
#6 for good weather
Strong option
Maquis (the wild scrub) begins to flower — yellow gorse, white rockrose, pink heather.
#7 for good weather
Strong option
Mountain interior properly snowy — quiet Christmas in island villages, almost no foreign tourists.
#8 for good weather
Worth considering
Mainland French and Italians arrive in force — ferries booked months out, Porto-Vecchio gridlocked.
#9 for good weather
Worth considering
Island all but closed — coastal towns shuttered, mountain interior properly snowed in.
#10 for good weather
Worth considering
Still winter — mountain villages snowed in, coast cool and grey, almost no tourists.
#11 for good weather
Worth considering
Peak overwhelm — the island's population triples, every beach a parking war by 10:00.
#12 for good weather