Measured, not vibes
Best Time to Visit Santorini
By measured weather comfort, the top months for Santorini are October, May, September — and RouteVerdict's editorial pick, which also weighs crowds and prices, is May, June, September, October. The table below is computed from ERA5 reanalysis data for 2020–2024, measured at Fira (Santorini) (244 m elevation).
Month by month
Santorini weather and comfort, 2020–2024
| Month | Avg high | Wet days | Comfort | Season |
|---|---|---|---|---|
| January | 13.7°C / 57°F | 7.3 | 50 | |
| February | 14.1°C / 57°F | 4.8 | 55 | |
| March | 14.7°C / 58°F | 6.2 | 57 | |
| April | 18.2°C / 65°F | 3.3 | 81 | |
| May | 21.7°C / 71°F | 2.8 | 93 | Best |
| June | 26.1°C / 79°F | 1 | 92 | |
| July | 28.6°C / 83°F | 0.3 | 82 | Shoulder |
| August | 28.5°C / 83°F | 0.8 | 82 | |
| September | 26.1°C / 79°F | 0.5 | 93 | Best |
| October | 22.2°C / 72°F | 1.7 | 96 | Best |
| November | 18.6°C / 65°F | 2.7 | 84 | Shoulder |
| December | 15.8°C / 60°F | 7.7 | 61 |
Comfort is RouteVerdict's 0–100 score: 100·exp(−(high−23)²/162) × (1 − min(0.35, wet days × 0.02)). The full method is on the methodology page. Weather data by Open-Meteo.com (ERA5, CC BY 4.0), 2020–2024 normals. Wet day = ≥1 mm precipitation.
FAQ
Santorini timing questions
What is the best month to visit Santorini?
By measured weather comfort (ERA5 2020–2024), the top months are October, May, and September, with October scoring highest. RouteVerdict's editorial pick is May, June, September, and October, which also weighs crowds, prices, and events.
What is the hottest month in Santorini?
July, with an average daily high of 28.6°C (83°F).
What is the rainiest month in Santorini?
December, averaging 7.7 days with at least 1 mm of precipitation.
When is shoulder season in Santorini?
November and July — the best-scoring months outside both the measured top three and RouteVerdict's editorial peak-season pick.