Measurements:
°C
°F
Sithonia
58°F
NW 14 mph
Feels like: 54°F
Precip: 100%
World Resorts Greece Sithonia Weather

Sithonia Sea Water Temperature

Current Sea Water Temperature:
+65.4°F
Maximum Sea Water Temperature in December: 68.0°F
Minimum Sea Water Temperature in December: 57.4°F
Average water temperature in December: 61.8°F

Sea Water Temperature for the Last 10 Days:

December 04 65.4°F November 29 67.0°F
December 03 66.0°F November 28 66.8°F
December 02 66.4°F November 27 67.2°F
December 01 67.0°F November 26 67.4°F
November 30 67.2°F November 25 67.4°F

When is the Warmest Sea for Sithonia?

According to our data for the last three years for Sithonia the highest average sea water temperature was in August, July and September.

Average Water Temperature by Month, °F

Sea Water Temperature in August

Select Year: 2025 2024 2023

The average sea surface temperature in August 2025 for Sithonia was 82.8°F. The maximum and minimum values were 79.6°F and 85.6°F respectively.

Sea Water Temperature in July

Select Year: 2025 2024 2023

The average sea surface temperature in July 2025 for Sithonia was 84.0°F. The maximum and minimum values were 81.8°F and 86.8°F respectively.

Sea Water Temperature in September

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for Sithonia was 79.4°F. The maximum and minimum values were 76.2°F and 81.2°F respectively.

Best Time to Visit Sithonia
The most sunny months:
July 29 days
August 29 days
September 25 days
The most warm months:
August 88.5 °F
July 88.2 °F
June 82.1 °F
Warmest sea temperature:
August 83.6 °F
July 83.0 °F
September 79.7 °F
The most cold months:
January 51.4 °F
February 53.2 °F
December 55.0 °F
The most rainy months:
January 4 days
March 4 days
December 4 days
The most windy months:
February 9 mph
January 9 mph
March 9 mph

Sithonia on the Weather Map

Greece Resorts:
NAME
Athenes +60
Athos +58
Bali Gr +62
Chalkidiki +60
Chania +54
Corfu +56
Crete +56
Hanioti +58
Heraklion +62
Hersonissos +58
Paralia Katerini +52
Rhodes +64
Santorini +68
Thasos +62
Thessaloniki +52
24 Hours Weather Forecast
Sithonia
Local time: 07:12
05 dec, friday
0900 58°F
W
24 mph
1200 58°F
W
30 mph
1500 60°F
W
28 mph
1800 60°F
W
29 mph
2100 60°F
W
29 mph
06 dec, saturday
0000 58°F
W
24 mph
0300 58°F
SW
22 mph
0600 58°F
W
9 mph