World Resorts Greece Santorini Weather

Santorini Sea Temperature in May

Average sea water temperature in May:
+66.8°F
Minimum sea water temperature in May: 71.8°F
Maximum sea water temperature in May: 62.6°F

Daily sea water temperature in May, °F

Show year:
2025
2024
2023

The average sea water temperature in May of 2025 was 66.4°F. The highest and lowest sea temperatures during the month were 68.7°F and 63.7°F.

Monthly sea water temperature in Santorini, °F

Which Greece resorts have warmest sea in May?

Place name May 2025 May 2024
Preveza 68.9°F 69.3°F
Kalamata 67.8°F 67.2°F
Matala 67.6°F 67.9°F
Laganas 67.5°F 67.0°F
Kolymbia 67.5°F 69.6°F
Faliraki 67.5°F 69.5°F
Afantou 67.5°F 69.5°F
Benitses 67.4°F 67.9°F
Lefkada 67.4°F 67.6°F
Thessaloniki 67.4°F 69.3°F
Lindos 67.4°F 69.5°F
Rhodes 67.4°F 69.5°F
Ixia 67.3°F 69.1°F
Kyparissia 67.3°F 67.0°F
Messonghi 67.3°F 67.8°F
Moraitika 67.3°F 67.8°F
Zakynthos 67.3°F 66.8°F
Kerkira 67.3°F 67.9°F
Kyllini 67.2°F 66.8°F
Kiotari 67.2°F 69.1°F

Best time for vacation in Santorini

Sunniest months:
July 31 days
August 30 days
June 29 days
Warmest months:
August 81.7 °F
July 80.8 °F
September 78.2 °F
Warmest sea temp:
August 77.4 °F
September 76.4 °F
July 75.8 °F
Coldest months:
January 58.2 °F
February 58.4 °F
March 59.8 °F
Rainiest months:
December 4 days
January 4 days
February 3 days
Windiest months:
January 17.5 mph
February 17.4 mph
March 16.7 mph

Santorini on a weather map

Santorini
+66°F
NW 33 mph
Feels like: +66°F
Precip.: 73%
Places in Greece:
Name
°F
+59°F
+57°F
+61°F
+61°F
+55°F
+55°F
+63°F
+52°F
+66°F
+61°F
+59°F
+57°F
+54°F
+57°F
24 Hours Forecast
Santorini
Local time: 05:06
December 05, friday
0600
66°F
NW
33 mph
0900
64°F
N
28 mph
1200
63°F
NE
27 mph
1500
64°F
NE
29 mph
1800
64°F
NE
25 mph
2100
64°F
NE
25 mph
December 06, saturday
0000
64°F
NE
18 mph
0300
64°F
NE
12 mph
Units of measurement: °C / °F