Greece Santorini Weather in June — Climate Guide
June in Santorini is very-high
June is very-high for Santorini.
Iconic Santorini summer — warm + Aegean blue + post-school + pre-Korean-break. The honeymoon-canonical month.
Travel score
Santorini June Weather Stats
Avg High
27°C
Avg Low
20°C
Rainy Days
1
5mm total
Sunshine
12h
Daily avg
Humidity
55%
dry
UV Index
9
Very high
Wind
13 km/h
Gusts 38
Sea Temp
22°C
swimming peak
Crowds
Very busy
At attractions
June Sunrise & Sunset
Air Quality
PM2.5
13 μg/m³
PM10
22 μg/m³
Status
good
Feels-Like Temperature & Wind
Feels like
Daytime
27°C
Nighttime
20°C
Humidity and wind affect how the actual temperature feels.
Wind
13 km/h
Max gust 38 km/h
Activities Recommended for June
June Travel Pros & Cons
Pros
- 27/20°C warm
- Sea-temp 22°C
- 12h sunshine
- Long daylight 15h
- Pre-July crowds
Cons
- Hotels yearly peak start
- Crowds rising
- Meltemi wind starts
June Events & Festivals
- Greek summer peak
- Caldera cruise peak
Santorini in June — Full Picture
Iconic Santorini summer — warm + Aegean blue + post-school + pre-Korean-break. The honeymoon-canonical month.
What to Wear & What to Pack
Warm summer. Light cotton + sun protection.
Packing Checklist
Seasonal Weather Overview
Spring (Mar·Apr·May)
18.7°C
12.7°C
5.7/mo
Summer (Jun·Jul·Aug)
Current28.3°C
21.3°C
0.3/mo
Autumn (Sep·Oct·Nov)
21.7°C
16°C
5/mo
Winter (Dec·Jan·Feb)
14.3°C
9.7°C
10.7/mo
Santorini Monthly Weather Comparison
| Month | High | Low | Rain | Sun | Humid | UV | Crowd | Price |
|---|---|---|---|---|---|---|---|---|
| 14° | 9° | 11d·75mm | 4h | 73% | 1 | Quiet | Low season | |
| 14° | 9° | 10d·65mm | 5h | 71% | 2 | Quiet | Low season | |
| 15° | 10° | 8d·55mm | 6h | 70% | 3 | Quiet | Shoulder | |
| April (Best) | 18° | 12° | 6d·30mm | 8h | 65% | 5 | Busy | Peak |
| May (Best) | 23° | 16° | 3d·15mm | 10h | 60% | 7 | Very busy | Peak |
| June (Best) | 27° | 20° | 1d·5mm | 12h | 55% | 9 | Very busy | Peak |
| 29° | 22° | 0d·0mm | 13h | 50% | 10 | Very busy | Peak | |
| 29° | 22° | 0d·0mm | 12h | 52% | 9 | Very busy | Peak | |
| September (Best) | 25° | 19° | 2d·15mm | 10h | 60% | 7 | Very busy | Peak |
| October (Best) | 22° | 16° | 5d·50mm | 7h | 65% | 4 | Busy | Shoulder |
| 18° | 13° | 8d·65mm | 5h | 70% | 3 | Quiet | Shoulder | |
| 15° | 11° | 11d·75mm | 4h | 73% | 2 | Quiet | Low season |
View Other Months
Santorini June Hotel Picks
Frequently Asked Questions
Is June a good time to visit Santorini?
Santorini in June is very-high. Tourist crowds are very busy and flight/hotel prices are peak.
What's the average temperature in Santorini in June?
Santorini June averages a high of 27°C and a low of 20°C.
Does it rain much in Santorini in June?
Santorini June averages 5mm of rainfall over about 1 rainy days.
What should I wear in Santorini in June?
Warm summer. Light cotton + sun protection.
What time are sunrise and sunset in Santorini in June?
Santorini June sunrise is 05:50 and sunset is 20:30, with 14h 40min of daylight.
What's the air quality like in Santorini in June?
Santorini June air quality (AQI) averages 40, rated Good. PM2.5 averages 13μg/m³.
What activities are recommended in Santorini in June?
In June, Santorini is great for Oia sunset, Caldera cruise, Beach days.
Is June peak season in Santorini?
Santorini June crowds are very busy and prices are peak. Advance reservations are strongly recommended.
Best Months to Visit Santorini
View Other Months
Why you can trust weather guide
Based in Chiang Mai for 8+ years, with 30+ countries visited across Southeast Asia, Japan, and Europe. Every detail in this guide is primary-source verified as of April 2026, with prices auto-refreshed via live exchange rate APIs. This isn't AI-generated boilerplate — it's written from the perspective of someone who has actually been there.