Santorini weather

Usually in May
- 22
- 15
- 10
Weather by month
Now Today
- 22
- 7
5-day forecast

Below are the temperatures expected today at popular destinations in Santorini. Select a destination to compare today's forecast with average weather conditions.

More destinations >>

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Destination

Recommended for Santorini

The weather guide for Santorini (Thira) shows long term weather averages processed from data supplied by CRU (University of East Anglia) & today's weather forecast provided by meteoblue. Find out more about our data sources.

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

When is the best time to go to Santorini?

The best time to go to Santorini (Thira) is May, June, July, August and September based on the following average weather conditions.

Maximum daytime temperature = 22 - 30°C [remove]
Daily hours of sunshine = 10 hours or more [remove]

Change the criteria to reflect your weather preferences.

0.5
Jan
1
Feb
1.5
Mar
3.5
Apr
5
May
5
Jun
5
Jul
5
Aug
5
Sep
4
Oct
2
Nov
0.5
Dec

Change criteria

Max Day Temperature (°C)

14
Jan
14
Feb
16
Mar
19
Apr
22
May
26
Jun
28
Jul
27
Aug
25
Sep
22
Oct
19
Nov
16
Dec

Hours of Sunshine (daily)

4
Jan
5
Feb
6
Mar
8
Apr
10
May
13
Jun
13
Jul
12
Aug
10
Sep
7
Oct
5
Nov
4
Dec

Best time to go for the weather

Destination

Daytime temperature

Sunshine hours

Sea temperature

Monthly rainfall

Days with some rain

Heat & humidity

Metric (°C / mm) | Imperial (°F / inches)

More about Greece

Which is the hottest month in Santorini?

The hottest time of year in Thira, Santorini is normally August. Expect maximum daytime temperatures to reach 27°C with moderate heat and humidity.

Which month has the most rain in Santorini?

In terms of rainfall, January is usually the wettest month in Thira, Santorini with 114mm on average. There are normally 11 days in January with some rain.

When is it sunniest in Santorini?

The sunniest time of year in Thira, Santorini is normally July with bright sunshine on average for 93% of daylight hours; that's 13 hours of sunshine per day.

When is the sea warmest in Santorini?

The sea is usually at its warmest in Thira, Santorini in August when the water temperature reaches 24°C.

Compare Santorini weather with the USA

Below the Santorini weather chart shows average maximum daytime temperature for Santorini, Greece (Thira) and the USA (Washington).

Maximum daytime temperature (°C)

Santorini, Greece (Thira)

USA (Washington)

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec