Greece
Best time to visit Santorini
Based on 0 years of real historical weather data (2015–2026). Sunshine hours, rainfall, and temperature — week by week.
Planning a trip, an event, or a party in Santorini? Here's what to expect. Summers here run warm, and winters are cooler. For the best odds of good weather, aim for October, May and September. Days run warm, with up to 10h of sunshine and very dry.
Month-by-month weather
Santorini in January runs cool, averaging 14.4°C.
Santorini in February runs mild, averaging 15.3°C.
Santorini in March runs mild, averaging 16.5°C.
Santorini in April runs mild, averaging 19.5°C.
Santorini in May runs warm, averaging 23.4°C.
Santorini in June runs hot, averaging 27.7°C.
Santorini in July runs hot, averaging 29.7°C.
Santorini in August runs hot, averaging 29.5°C.
Santorini in September runs hot, averaging 27°C.
Santorini in October runs warm, averaging 23.2°C.
Santorini in November runs mild, averaging 19.8°C.
Santorini in December runs mild, averaging 16.7°C.
Frequently asked questions
What is the best time to visit Santorini?
If you're planning a trip, wedding, or outdoor event in Santorini, aim for October, May and September — Days run warm, with up to 10h of sunshine and very dry. This is based on 0 years of real historical weather data (2015–2026), not a single forecast.
What is the weather like in Santorini in October?
If you visit Santorini in October, expect warm days around 23.2°C You'll get around 10h of sunshine per day and 0.3mm of rain — very dry.
What is the hottest month in Santorini?
July is typically the hottest month, running hot — good to know if you're planning something outdoors and want to avoid the peak heat.
What is the driest month in Santorini?
July is your safest bet if you want to avoid rain, averaging only 0.1mm per day. February is the wettest, at 1.8mm per day — worth planning around if you're hosting anything outdoors.
All weeks ranked by weather score
| Week | Dates | Midday temp | Range | Sun / day | Rain / day | Score |
|---|---|---|---|---|---|---|
| W42 | Oct 14–20 | 23.1°C | 17.4° → 24.2° | 10.0h | 0.1mm | 97 |
| W19 | May 6–12 | 21.9°C | 15.7° → 23.7° | 12.7h | 0.2mm | 96 |
| W40 | Sep 30–Oct 6 | 24.6°C | 19.3° → 26.7° | 11.0h | 0.1mm | 96 |
| W41 | Oct 7–13 | 23.9°C | 18.6° → 25.9° | 10.1h | 0.2mm | 96 |
| W17 | Apr 22–28 | 21.5°C | 13.4° → 23.8° | 12.1h | 0.0mm | 94 |
| W18 | Apr 29–May 5 | 21.7°C | 15.5° → 23.1° | 11.9h | 0.6mm | 94 |
| W20 | May 13–19 | 24.1°C | 16.6° → 26.5° | 12.7h | 0.3mm | 94 |
| W44 | Oct 28–Nov 3 | 22.1°C | 15.9° → 23.9° | 9.5h | 0.3mm | 94 |
| W22 | May 27–Jun 2 | 24.6°C | 18.3° → 26.5° | 13.2h | 0.6mm | 93 |
| W43 | Oct 21–27 | 22.3°C | 16.6° → 23.8° | 9.5h | 0.9mm | 93 |
| W21 | May 20–26 | 24.5°C | 17.8° → 26.5° | 12.7h | 0.3mm | 92 |
| W38 | Sep 16–22 | 26.4°C | 20.1° → 28.7° | 11.7h | 0.0mm | 92 |
| W39 | Sep 23–29 | 25.7°C | 19.5° → 27.8° | 11.2h | 0.7mm | 91 |
| W45 | Nov 4–10 | 21.1°C | 15.2° → 22.3° | 9.5h | 0.2mm | 91 |
| W23 | Jun 3–9 | 26.0°C | 19.3° → 28.1° | 13.7h | 0.1mm | 90 |
| W16 | Apr 15–21 | 19.2°C | 12.9° → 21.1° | 11.7h | 0.4mm | 89 |
| W24 | Jun 10–16 | 26.8°C | 20.6° → 28.9° | 13.8h | 0.1mm | 89 |
| W37 | Sep 9–15 | 27.8°C | 22.1° → 29.1° | 11.9h | 0.0mm | 89 |
| W36 | Sep 2–8 | 28.0°C | 21.9° → 29.2° | 12.1h | 0.1mm | 88 |
| W15 | Apr 8–14 | 19.1°C | 13° → 21.7° | 11.0h | 0.5mm | 87 |
| W29 | Jul 15–21 | 29.3°C | 23.2° → 31.1° | 13.4h | 0.1mm | 87 |
| W27 | Jul 1–7 | 29.5°C | 22.9° → 30.9° | 13.8h | 0.0mm | 86 |
| W35 | Aug 26–Sep 1 | 28.8°C | 23° → 29.8° | 12.6h | 0.1mm | 86 |
| W25 | Jun 17–23 | 28.7°C | 21.5° → 30.5° | 13.9h | 0.1mm | 85 |
| W26 | Jun 24–30 | 29.2°C | 22.7° → 30.6° | 13.8h | 0.3mm | 85 |
| W28 | Jul 8–14 | 29.8°C | 23.1° → 31.7° | 13.6h | 0.1mm | 85 |
| W32 | Aug 5–11 | 29.7°C | 24° → 31.1° | 13.0h | 0.0mm | 85 |
| W33 | Aug 12–18 | 29.4°C | 23.8° → 30.6° | 13.0h | 0.0mm | 85 |
| W34 | Aug 19–25 | 28.9°C | 23.1° → 30.1° | 12.8h | 0.2mm | 85 |
| W46 | Nov 11–17 | 20.2°C | 14.2° → 22° | 8.9h | 0.9mm | 85 |
| W14 | Apr 1–7 | 18.1°C | 11.7° → 20.5° | 10.2h | 0.9mm | 84 |
| W30 | Jul 22–28 | 30.3°C | 23.5° → 32.1° | 13.2h | 0.0mm | 84 |
| W31 | Jul 29–Aug 4 | 30.7°C | 24.2° → 32.4° | 13.0h | 0.0mm | 83 |
| W12 | Mar 18–24 | 16.6°C | 10.6° → 18.9° | 10.7h | 0.3mm | 82 |
| W47 | Nov 18–24 | 19.2°C | 12.9° → 21.1° | 8.9h | 1.2mm | 82 |
| W10 | Mar 4–10 | 16.3°C | 10.2° → 18.5° | 10.2h | 1.2mm | 79 |
| W8 | Feb 19–25 | 16.1°C | 10.5° → 17.7° | 10.1h | 1.4mm | 78 |
| W11 | Mar 11–17 | 16.0°C | 10.9° → 18.2° | 10.0h | 1.1mm | 78 |
| W48 | Nov 25–Dec 1 | 18.5°C | 12.2° → 20.7° | 8.0h | 1.7mm | 75 |
| W49 | Dec 2–8 | 17.3°C | 11.4° → 19.4° | 8.3h | 1.4mm | 75 |
| W5 | Jan 29–Feb 4 | 15.5°C | 9.3° → 17.2° | 8.4h | 0.8mm | 73 |
| W51 | Dec 16–22 | 15.9°C | 10.7° → 17.7° | 7.5h | 1.0mm | 72 |
| W13 | Mar 25–31 | 17.2°C | 10.8° → 20° | 9.7h | 3.0mm | 71 |
| W50 | Dec 9–15 | 17.5°C | 11.9° → 19.3° | 7.9h | 2.1mm | 71 |
| W52 | Dec 23–29 | 16.2°C | 10.8° → 17.9° | 8.1h | 1.8mm | 71 |
| W6 | Feb 5–11 | 14.7°C | 9.2° → 17.2° | 8.7h | 1.4mm | 69 |
| W3 | Jan 15–21 | 14.5°C | 8.3° → 16.5° | 7.8h | 1.1mm | 68 |
| W9 | Feb 26–Mar 3 | 16.0°C | 10.2° → 18.3° | 9.2h | 3.0mm | 67 |
| W1 | Jan 1–7 | 15.2°C | 9° → 17.2° | 7.9h | 2.2mm | 66 |
| W7 | Feb 12–18 | 14.2°C | 7.9° → 16.5° | 8.9h | 2.2mm | 65 |
| W4 | Jan 22–28 | 13.6°C | 7.4° → 16.4° | 7.8h | 1.5mm | 64 |
| W2 | Jan 8–14 | 14.2°C | 7.7° → 17.1° | 7.9h | 2.2mm | 63 |
Nail down the right dates for Santorini
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