Corsica · Month comparison
October vs May
May ranks #1 overall vs October at #4. First real sweet spot — 21°C and dry, GR20 lower stages open, Bonifacio beaches without crowds.
October
#4 of 12 months
Best match
Last warm month — chestnut harvest in Castagniccia, sea still 21°C, rates back to spring levels.
- ↑Castagniccia chestnut festival mid-month — chestnut flour pulenta, beer, polenta
- ↑Sea still 21°C for half the month — beach days viable
May
#1 of 12 months
Best match
First real sweet spot — 21°C and dry, GR20 lower stages open, Bonifacio beaches without crowds.
- ↑GR20 lower stages open from mid-May — full traverse from early June
- ↑Cap Corse driving loop without summer traffic
| Factor | October | May |
|---|---|---|
| Weather score | 8 | 9 |
| Value score | 8 | 7 |
| Crowd score | 8 | 7 |
| Events score | 7 | 8 |
| Atmosphere | 9 | 10 |
| Avg high temp | 22°C | 21°C |
| Monthly rain | 95mm | 45mm |
| Daily sunshine | 7hrs | 9hrs |
October trade-offs
- ↓95mm rain in concentrated autumn storms
- ↓Many resort hotels close last week of October until April
May trade-offs
- ↓Sea still 17°C — only Northern Europeans swim
- ↓Upper GR20 stages still snow-bound until early June
Scores compare months within Corsica. Climate data: Open Meteo ERA5 30-year normals (1991–2020). Methodology →