Measurements:
°C
°F
Castiglioncello
66°F
E 24 mph
Feels like: 66°F
Precip: 0%
World Resorts Italy Castiglioncello Weather

Castiglioncello Sea Water Temperature

Current Sea Water Temperature:
+67.0°F
Maximum Sea Water Temperature in May: 74.4°F
Minimum Sea Water Temperature in May: 60.2°F
Average water temperature in May: 66.2°F

Sea Water Temperature for the Last 10 Days:

May 12 67.0°F May 07 65.4°F
May 11 66.4°F May 06 65.0°F
May 10 66.6°F May 05 64.8°F
May 09 65.8°F May 04 64.6°F
May 08 66.0°F May 03 64.6°F

When is the Warmest Sea for Castiglioncello?

According to our data for the last three years for Castiglioncello 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 Castiglioncello was 81.5°F. The maximum and minimum values were 80.0°F and 82.8°F respectively.

Sea Water Temperature in July

Select Year: 2025 2024 2023

The average sea surface temperature in July 2025 for Castiglioncello was 81.1°F. The maximum and minimum values were 78.2°F and 83.8°F respectively.

Sea Water Temperature in September

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for Castiglioncello was 78.2°F. The maximum and minimum values were 75.4°F and 80.8°F respectively.

Best Time to Visit Castiglioncello
The most sunny months:
July 27 days
August 26 days
June 24 days
The most warm months:
August 88.0 °F
July 86.9 °F
June 80.9 °F
Warmest sea temperature:
August 81.3 °F
July 80.5 °F
September 77.7 °F
The most cold months:
January 52.0 °F
February 53.6 °F
December 54.8 °F
The most rainy months:
November 6 days
October 5 days
December 4 days
The most windy months:
November 9 mph
January 9 mph
February 9 mph

Castiglioncello on the Weather Map

Italy Resorts:
NAME
Amalfi +70
Bari +74
Bibione +58
Cagliari +74
Catania +82
Florence +66
Genoa +70
Lido di Jesolo +60
Naples +70
Palermo +70
Rimini +62
Rome +70
Sicily +74
Tropea +66
Venice +60
24 Hours Weather Forecast
Castiglioncello
Local time: 19:11
12 may, tuesday
2100 64°F
E
24 mph
13 may, wednesday
0000 64°F
E
23 mph
0300 62°F
N
16 mph
0600 60°F
NE
15 mph
0900 62°F
SE
9 mph
1200 64°F
S
2 mph
1500 64°F
E
4 mph
1800 64°F
E
6 mph