World Resorts Greece Santorini Weather

Santorini Sea Temperature in August

Average sea water temperature in August:
+77.4°F
Minimum sea water temperature in August: 80.4°F
Maximum sea water temperature in August: 73.8°F

Daily sea water temperature in August, °F

Show year:
2025
2024
2023

The average sea water temperature in August of 2025 was 77.9°F. The highest and lowest sea temperatures during the month were 79.2°F and 76.1°F.

Monthly sea water temperature in Santorini, °F

Which Greece resorts have warmest sea in August?

Place name August 2025 August 2024
Kolymbia 82.0°F 84.3°F
Lindos 82.0°F 84.1°F
Faliraki 81.9°F 84.2°F
Rhodes 81.9°F 84.0°F
Lalisos 81.6°F 83.7°F
Ixia 81.6°F 83.7°F
Thessaloniki 81.5°F 83.0°F
Kiotari 81.3°F 83.3°F
Volos 81.0°F 83.1°F
Chalkidiki 80.9°F 83.1°F
Nea Poteidaia 80.8°F 83.2°F
Afytos 80.7°F 83.2°F
Kallithea 80.7°F 83.2°F
Nikiti 80.6°F 82.9°F
Nafplio 80.5°F 82.8°F
Tolo 80.5°F 82.7°F
Preveza 80.5°F 84.1°F
Vourvourou 80.4°F 82.9°F
Polychrono 80.3°F 83.0°F
Neos Marmaras 80.3°F 82.8°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:
January 4 days
December 3 days
February 3 days
Windiest months:
January 17.5 mph
February 17.4 mph
March 16.7 mph

Santorini on a weather map

Santorini
+55°F
SE 16 mph
Feels like: +52°F
Precip.: 0%
Places in Greece:
Name
°F
+43°F
+48°F
+52°F
+55°F
+48°F
+52°F
+43°F
+46°F
+37°F
+55°F
+50°F
+46°F
+46°F
+48°F
24 Hours Forecast
Santorini
Local time: 05:29
December 28, sunday
0600
55°F
SE
16 mph
0900
57°F
E
14 mph
1200
59°F
E
24 mph
1500
63°F
E
27 mph
1800
61°F
SE
16 mph
2100
61°F
S
30 mph
December 29, monday
0000
59°F
SE
25 mph
0300
59°F
S
22 mph
Units of measurement: °C / °F