World Resorts Greece Zakynthos Weather

Zakynthos sea water temperature

Current sea water temperature:
+75.9°F
Minimum sea water temperature in June: 80.2°F
Maximum sea water temperature in June: 66.7°F
Average sea water temperature in June: 73.2°F

Sea water temperature for the last 10 days:

June 24 75.9°F June 19 74.3°F
June 23 75.2°F June 18 73.8°F
June 22 75.6°F June 17 73.9°F
June 21 75.0°F June 16 74.5°F
June 20 74.5°F June 15 74.5°F

When is the warmest sea in Zakynthos?

Based on the data about daily sea water temperature for the last three years the warmest sea in Zakynthos was noticed in August, September and July.

Monthly Sea Temperatures in Zakynthos, °F

Sea water temperature in August, °F

Show year:
2025
2024
2023

The average sea water temperature in August of 2025 was 78.7°F. The highest and lowest sea temperatures during the month were 80.4°F and 76.8°F.

Sea water temperature in September, °F

Show year:
2025
2024
2023

The average sea water temperature in September of 2025 was 78.3°F. The highest and lowest sea temperatures during the month were 79.7°F and 76.1°F.

Sea water temperature in July, °F

Show year:
2025
2024
2023

The average sea water temperature in July of 2025 was 78.7°F. The highest and lowest sea temperatures during the month were 81.5°F and 76.1°F.

Best time for vacation in Zakynthos

Sunniest months:
July 31 days
August 30 days
June 27 days
Warmest months:
August 85.5 °F
July 84.5 °F
September 79.8 °F
Warmest sea temp:
August 80.3 °F
September 78.6 °F
July 78.1 °F
Coldest months:
January 56.4 °F
February 57.2 °F
March 59.3 °F
Rainiest months:
November 6 days
February 5 days
December 5 days
Windiest months:
January 12.0 mph
February 11.2 mph
November 10.7 mph

Zakynthos on a weather map

Zakynthos
+73°F
SW 2 mph
Feels like: +77°F
Precip.: 7%
Places in Greece:
Name
°F
+81°F
+79°F
+73°F
+77°F
+75°F
+72°F
+79°F
+75°F
+79°F
+73°F
+77°F
+77°F
+79°F
+77°F
24 Hours Forecast
Zakynthos
Local time: 09:44
June 25, thursday
1200
79°F
E
2 mph
1500
79°F
E
9 mph
1800
77°F
SE
9 mph
2100
75°F
S
2 mph
June 26, friday
0000
75°F
SW
5 mph
0300
75°F
SW
3 mph
0600
75°F
SW
5 mph
0900
73°F
SW
7 mph
Units of measurement: °C / °F