Measurements:
°C
°F
Castellammare del Golfo
78°F
S 4 mph
Feels like: 80°F
Precip: 15%
World Resorts Italy Castellammare del Golfo Weather

Castellammare del Golfo Sea Water Temperature

Current Sea Water Temperature:
+86.6°F
Maximum Sea Water Temperature in September: 89.0°F
Minimum Sea Water Temperature in September: 77.8°F
Average water temperature in September: 82.2°F

Sea Water Temperature for the Last 10 Days:

September 11 86.6°F September 06 87.8°F
September 10 86.6°F September 05 88.0°F
September 09 86.8°F September 04 88.2°F
September 08 87.0°F September 03 89.0°F
September 07 86.8°F September 02 87.0°F

When is the Warmest Sea for Castellammare del Golfo?

According to our data for the last three years for Castellammare del Golfo 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: 2026 2025 2024

The average sea surface temperature in August 2026 for Castellammare del Golfo was 88.0°F. The maximum and minimum values were 85.8°F and 89.6°F respectively.

Sea Water Temperature in July

Select Year: 2026 2025 2024

The average sea surface temperature in July 2026 for Castellammare del Golfo was 85.7°F. The maximum and minimum values were 82.6°F and 88.4°F respectively.

Sea Water Temperature in September

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for Castellammare del Golfo was 81.5°F. The maximum and minimum values were 79.2°F and 83.4°F respectively.

Best Time to Visit Castellammare del Golfo
The most sunny months:
July 29 days
August 29 days
June 25 days
The most warm months:
July 93.1 °F
August 91.8 °F
June 85.8 °F
Warmest sea temperature:
August 85.1 °F
July 83.5 °F
September 81.8 °F
The most cold months:
January 56.4 °F
February 58.2 °F
December 59.4 °F
The most rainy months:
January 2 days
March 2 days
February 2 days
The most windy months:
January 8 mph
March 7 mph
February 7 mph

Castellammare del Golfo on the Weather Map

Italy Resorts:
NAME
Baia Domizia +74
Bari +80
Bibione +56
Florence +66
Genoa +60
Lido di Jesolo +62
Naples +80
Ostia +78
Palermo +74
Rimini +66
Rome +70
Scalea +70
Sicily +78
Tropea +78
Venice +62
24 Hours Weather Forecast
Castellammare del Golfo
Local time: 05:10
12 sep, saturday
0600 78°F
S
4 mph
0900 76°F
W
6 mph
1200 84°F
SE
7 mph
1500 82°F
S
12 mph
1800 82°F
S
7 mph
2100 78°F
S
2 mph
13 sep, sunday
0000 78°F
S
4 mph
0300 76°F
S
5 mph