Measurements:
°C
°F
Prasonisi
80°F
E 7 mph
Feels like: 84°F
Precip: 23%
World Resorts Greece Prasonisi Weather

Prasonisi Sea Water Temperature

Current Sea Water Temperature:
+77.4°F
Maximum Sea Water Temperature in June: 80.0°F
Minimum Sea Water Temperature in June: 69.2°F
Average water temperature in June: 75.2°F

Sea Water Temperature for the Last 10 Days:

June 20 77.4°F June 15 74.6°F
June 19 76.4°F June 14 75.6°F
June 18 76.4°F June 13 76.2°F
June 17 75.6°F June 12 74.8°F
June 16 74.6°F June 11 75.0°F

When is the Warmest Sea for Prasonisi?

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

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 Prasonisi was 83.4°F. The maximum and minimum values were 80.8°F and 86.4°F respectively.

Sea Water Temperature in September

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for Prasonisi was 82.8°F. The maximum and minimum values were 80.6°F and 85.0°F respectively.

Sea Water Temperature in July

Select Year: 2025 2024 2023

The average sea surface temperature in July 2025 for Prasonisi was 82.1°F. The maximum and minimum values were 78.2°F and 86.0°F respectively.

Best Time to Visit Prasonisi
The most sunny months:
July 31 days
August 31 days
June 29 days
The most warm months:
August 92.9 °F
July 92.7 °F
September 87.7 °F
Warmest sea temperature:
August 83.8 °F
September 82.8 °F
July 80.5 °F
The most cold months:
January 59.5 °F
February 60.5 °F
December 63.2 °F
The most rainy months:
January 6 days
December 5 days
November 4 days
The most windy months:
February 12 mph
January 12 mph
March 11 mph

Prasonisi on the Weather Map

Greece Resorts:
NAME
Athenes +86
Bali Gr +76
Chalkidiki +80
Chania +78
Corfu +80
Crete +68
Hanioti +82
Heraklion +76
Hersonissos +74
Paralia Katerini +86
Rhodes +80
Sithonia +82
Thasos +80
Thessaloniki +86
Zakynthos +78
24 Hours Weather Forecast
Prasonisi
Local time: 17:53
20 jun, saturday
1800 80°F
E
7 mph
2100 74°F
SE
6 mph
21 jun, sunday
0000 74°F
SE
6 mph
0300 74°F
E
4 mph
0600 74°F
SE
4 mph
0900 82°F
NW
1 mph
1200 86°F
N
4 mph
1500 88°F
NE
6 mph