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Santorini in June: weather, sea & travel advice

This month's data profile

Strong month under the current formula

Santorini in June is climatically well suited to city breaks, family holidays, beach holidays and active holidays and hiking. The average daily high is around 25 °C, and the sea is about 22 °C. With about 1 rainy day it is very dry.

Historical monthly averages, not a weather forecast. Individual days and years can differ substantially.

Rank among 12 monthly averages

91/100 · #4

Warmth

#4

Dryness

#3

Sun

#1

Sea warmth

#5

Published best categories: Overall, Beach, City break, Active, Family

White houses above the caldera of SantoriniSantorini · JunePhoto: Carl Rottmann · PDM-owner

Climate facts

Average high
25 °C
Average low
22 °C
Sea
22 °C
Rainy days (est.)
1 rainy day (est.)
Sun (est.)
10 h/day
Humidity
74 %

Climate evidence with direct month comparison

The highlighted row is the selected month. Precipitation total and rainy days are separate monthly averages.

Climate averages for Santorini: selected and adjacent months
MonthAvg high °CAvg low °CRainy days (est.)Precipitation mmSun h/day (est.)Humidity %Wind m/sSea °CScore
May21183178.7774.21980
June (selected)2522159.8744.52291
July2724029.7735.42492

How do the previous and next months compare?

Baseline: June (91/100)

Positive and negative values show the change from the selected month.

Score ΔAverage high ΔAverage low ΔRainy days ΔRain ΔSun ΔHumidity ΔWind ΔSea Δ
May-11-3.9 °C-3.6 °C+2.3+12.1 mm-1.1 h+2.9 %-0.3 m/s-3.1 °C
July+1+1.9 °C+1.8 °C-0.7-2.8 mm-0.1 h-0.5 %+0.9 m/s+1.7 °C

All twelve months in context

Average daily high°C
15
J
14
F
15
M
17
A
21
M
25
J
27
J
27
A
25
S
22
O
19
N
16
D
Rainy days (estimated)
13
J
11
F
8
M
5
A
3
M
1
J
0
J
1
A
2
S
6
O
9
N
13
D
Sunshine hours (estimated)h/day
3
J
4
F
6
M
7
A
9
M
10
J
10
J
9
A
7
S
5
O
3
N
3
D
Sea temperature°C
17
J
16
F
16
M
17
A
19
M
22
J
24
J
25
A
24
S
22
O
20
N
18
D
White houses above the caldera of Santorini

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Where to stay in Santorini

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Useful next decisions

Santorini · Month by month

Frequently asked questions

How warm is Santorini in June?

The average daily high is around 25 °C, with an average daily low of about 22 °C.

Can you swim in Santorini in June?

The sea is about 22 °C (swimmable).

Does it rain a lot in Santorini in June?

The curated estimate is about 1 rainy day per month, not a directly measured long-term average. Total precipitation averages around 5 mm for the month. A rainy day does not mean all-day rain.

When is the best time to visit Santorini?

By the climate score, June, July, August and September are the strongest months for Santorini. For a beach trip: June, July, August and September. June is one of them.