Measurements:
°C
°F
Porto Santo Stefano
54°F
SW 6 mph
Feels like: 52°F
Precip: 63%
World Resorts Italy Porto Santo Stefano Weather

Porto Santo Stefano Sea Water Temperature

Current Sea Water Temperature:
+64.2°F
Maximum Sea Water Temperature in December: 65.8°F
Minimum Sea Water Temperature in December: 60.8°F
Average water temperature in December: 63.2°F

Sea Water Temperature for the Last 10 Days:

December 05 64.2°F November 30 65.0°F
December 04 64.4°F November 29 65.4°F
December 03 64.6°F November 28 65.8°F
December 02 65.0°F November 27 66.4°F
December 01 65.4°F November 26 65.8°F

When is the Warmest Sea for Porto Santo Stefano?

According to our data for the last three years for Porto Santo Stefano 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 Porto Santo Stefano was 81.0°F. The maximum and minimum values were 77.4°F and 82.6°F respectively.

Sea Water Temperature in July

Select Year: 2025 2024 2023

The average sea surface temperature in July 2025 for Porto Santo Stefano was 81.7°F. The maximum and minimum values were 77.4°F and 86.0°F respectively.

Sea Water Temperature in September

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for Porto Santo Stefano was 79.3°F. The maximum and minimum values were 76.8°F and 81.6°F respectively.

Best Time to Visit Porto Santo Stefano
The most sunny months:
July 28 days
August 25 days
June 24 days
The most warm months:
July 84.5 °F
August 84.3 °F
June 78.4 °F
Warmest sea temperature:
August 82.3 °F
July 81.2 °F
September 79.1 °F
The most cold months:
January 53.4 °F
February 55.3 °F
December 55.6 °F
The most rainy months:
October 3 days
December 3 days
November 2 days
The most windy months:
January 11 mph
March 11 mph
November 11 mph

Porto Santo Stefano on the Weather Map

Italy Resorts:
NAME
Amalfi +50
Bari +56
Cagliari +52
Catania +56
Florence +50
Genoa +48
Naples +56
Palermo +54
Pisa +50
Rimini +50
Rome +52
Scalea +44
Sicily +50
Tropea +56
Venice +48
24 Hours Weather Forecast
Porto Santo Stefano
Local time: 10:04
05 dec, friday
1200 54°F
S
4 mph
1500 56°F
S
9 mph
1800 54°F
S
11 mph
2100 52°F
S
11 mph
06 dec, saturday
0000 52°F
S
12 mph
0300 54°F
S
13 mph
0600 54°F
S
11 mph
0900 54°F
S
11 mph