Santorini in Summer — Weather & What to Expect
Summer in Santorini (June, July, August) averages daytime highs of 27.9°C and lows of 22.6°C, with around 11.7mm of rain across the season (2 rainy days in total). It includes some of the best months of the year to visit (June, July, August).
In the northern hemisphere, summer in Santorini covers June, July, August.
Summer in Santorini month by month
| Month | High | Low | Rain | Rainy days | Rating |
|---|---|---|---|---|---|
| June | 26.0°C | 20.6°C | 8.1mm | 1 | 10/10 |
| July | 28.9°C | 23.4°C | 0.6mm | 0 | 10/10 |
| August | 28.9°C | 23.7°C | 3.0mm | 1 | 10/10 |
What to pack for Santorini in summer
- Light layers
- Sunscreen
- T-shirts and light trousers or shorts
Frequently Asked Questions
Is summer a good time to visit Santorini?
Summer in Santorini rates around 10/10 — excellent time to visit. Average highs are 27.9°C with 11.7mm of rain across the season.
How hot is Santorini in summer?
Daytime highs average 27.9°C (82.2°F) across June, July, August, with nights around 22.6°C.
What months are summer in Santorini?
Santorini is in the northern hemisphere, so summer covers June, July, August.
See also: best time to visit Santorini · Santorini annual climate · Santorini in spring · Santorini in autumn · Santorini in winter
Compare Hertz, Avis, Budget, Sixt and 800+ rental companies — book now, pay at pickup.
Compare car hire prices → Affiliate link — we earn a commission at no extra cost to youAs an Amazon Associate we earn from qualifying purchases. We also earn commission from other retail partners. Links below are affiliate links.
Once you know what summer in Santorini looks like, find out exactly what to pack for Santorini at 247PackingList. For currency, language and country facts, see the Greece guide at 247CountryInfo.
Summer in Santorini — what to pack
Hot-weather travel clothing
Sun protection, lightweight layers and a reusable water bottle are essential here.
Check Price →Check clothing sizes in Greece at 247Sizing before you shop.
More summer travel essentials
Last updated:
Climate data sourced from Open-Meteo (open source, open data licence). Monthly averages calculated from 2020–2023 historical data. Weather can be unpredictable — always check a live forecast before travelling.