Santorini climate guide

Temperature in Santorini (°C)

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Max temperature (daytime)
14°C maximum daytime temperature in January in Santorini (Thira)14
14°C maximum daytime temperature in February in Santorini (Thira)14
16°C maximum daytime temperature in March in Santorini (Thira)16
19°C maximum daytime temperature in April in Santorini (Thira)19
22°C maximum daytime temperature in May in Santorini (Thira)22
26°C maximum daytime temperature in June in Santorini (Thira)26
28°C maximum daytime temperature in July in Santorini (Thira)28
27°C maximum daytime temperature in August in Santorini (Thira)27
25°C maximum daytime temperature in September in Santorini (Thira)25
22°C maximum daytime temperature in October in Santorini (Thira)22
19°C maximum daytime temperature in November in Santorini (Thira)19
16°C maximum daytime temperature in December in Santorini (Thira)16
Min temperature (night-time)
9°C minimum night-time temperature in January in Santorini (Thira)9
9°C minimum night-time temperature in February in Santorini (Thira)9
10°C minimum night-time temperature in March in Santorini (Thira)10
12°C minimum night-time temperature in April in Santorini (Thira)12
15°C minimum night-time temperature in May in Santorini (Thira)15
19°C minimum night-time temperature in June in Santorini (Thira)19
22°C minimum night-time temperature in July in Santorini (Thira)22
22°C minimum night-time temperature in August in Santorini (Thira)22
20°C minimum night-time temperature in September in Santorini (Thira)20
16°C minimum night-time temperature in October in Santorini (Thira)16
13°C minimum night-time temperature in November in Santorini (Thira)13
11°C minimum night-time temperature in December in Santorini (Thira)11
Sea temperature
16°C sea temperature in January in Santorini (Thira)16
16°C sea temperature in February in Santorini (Thira)16
16°C sea temperature in March in Santorini (Thira)16
16°C sea temperature in April in Santorini (Thira)16
19°C sea temperature in May in Santorini (Thira)19
22°C sea temperature in June in Santorini (Thira)22
23°C sea temperature in July in Santorini (Thira)23
24°C sea temperature in August in Santorini (Thira)24
24°C sea temperature in September in Santorini (Thira)24
22°C sea temperature in October in Santorini (Thira)22
19°C sea temperature in November in Santorini (Thira)19
17°C sea temperature in December in Santorini (Thira)17

Sunshine & Daylight in Santorini

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Daily hours of sunshine
Daily hours of daylight
10 hours of daylight per day in January in Santorini (Thira)10
11 hours of daylight per day in February in Santorini (Thira)11
12 hours of daylight per day in March in Santorini (Thira)12
13 hours of daylight per day in April in Santorini (Thira)13
14 hours of daylight per day in May in Santorini (Thira)14
15 hours of daylight per day in June in Santorini (Thira)15
14 hours of daylight per day in July in Santorini (Thira)14
13 hours of daylight per day in August in Santorini (Thira)13
12 hours of daylight per day in September in Santorini (Thira)12
11 hours of daylight per day in October in Santorini (Thira)11
10 hours of daylight per day in November in Santorini (Thira)10
10 hours of daylight per day in December in Santorini (Thira)10

Rainfall in Santorini

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Number of days with some rain
11 days with some rainfall in January in Santorini (Thira)11
10 days with some rainfall in February in Santorini (Thira)10
8 days with some rainfall in March in Santorini (Thira)8
5 days with some rainfall in April in Santorini (Thira)5
3 days with some rainfall in May in Santorini (Thira)3
1 day with some rainfall in June in Santorini (Thira)1
1 day with some rainfall in July in Santorini (Thira)1
1 day with some rainfall in August in Santorini (Thira)1
1 day with some rainfall in September in Santorini (Thira)1
4 days with some rainfall in October in Santorini (Thira)4
8 days with some rainfall in November in Santorini (Thira)8
12 days with some rainfall in December in Santorini (Thira)12
Average monthly rainfall (mm)
114 mm monthly rainfall in January in Santorini (Thira)114
81 mm monthly rainfall in February in Santorini (Thira)81
66 mm monthly rainfall in March in Santorini (Thira)66
28 mm monthly rainfall in April in Santorini (Thira)28
14 mm monthly rainfall in May in Santorini (Thira)14
4 mm monthly rainfall in June in Santorini (Thira)4
1 mm monthly rainfall in July in Santorini (Thira)1
1 mm monthly rainfall in August in Santorini (Thira)1
13 mm monthly rainfall in September in Santorini (Thira)13
61 mm monthly rainfall in October in Santorini (Thira)61
69 mm monthly rainfall in November in Santorini (Thira)69
102 mm monthly rainfall in December in Santorini (Thira)102

More climate for Santorini

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
UV Index (Maximum)
UV (maximum) index 2 (Low) in January in Santorini (Thira)2
UV (maximum) index 3 (Moderate) in February in Santorini (Thira)3
UV (maximum) index 5 (Moderate) in March in Santorini (Thira)5
UV (maximum) index 7 (High) in April in Santorini (Thira)7
UV (maximum) index 8 (Very High) in May in Santorini (Thira)8
UV (maximum) index 10 (Very High) in June in Santorini (Thira)10
UV (maximum) index 10 (Very High) in July in Santorini (Thira)10
UV (maximum) index 9 (Very High) in August in Santorini (Thira)9
UV (maximum) index 7 (High) in September in Santorini (Thira)7
UV (maximum) index 5 (Moderate) in October in Santorini (Thira)5
UV (maximum) index 3 (Moderate) in November in Santorini (Thira)3
UV (maximum) index 2 (Low) in December in Santorini (Thira)2
Heat & Humidity
No heat & humidity in January in Santorini (Thira)0
No heat & humidity in February in Santorini (Thira)0
No heat & humidity in March in Santorini (Thira)0
No heat & humidity in April in Santorini (Thira)0
No heat & humidity in May in Santorini (Thira)0
Low heat & humidity in June in Santorini (Thira)L
Moderate heat & humidity in July in Santorini (Thira)M
Moderate heat & humidity in August in Santorini (Thira)M
Low heat & humidity in September in Santorini (Thira)L
No heat & humidity in October in Santorini (Thira)0
No heat & humidity in November in Santorini (Thira)0
No heat & humidity in December in Santorini (Thira)0

Note: 0 = None, L = Low, M = Moderate, H = High, VH = Very high, E = Extreme

Going to Santorini? Find the best month to visit Santorini based on the weather.

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

Check climate guides for Santorini showing average temperature, rainfall & sunshine figures for each month of the year. The climate guide shown above is for Thira.

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More about Santorini

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

The climate guide for Santorini, represented by Thira, shows long term monthly weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

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

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