Measurements:
°C
°F
Aci Castello
56°F
E 2 mph
Feels like: 58°F
Precip: 0%
World Resorts Italy Aci Castello Weather

Aci Castello Sea Water Temperature

Current Sea Water Temperature:
+65.0°F
Maximum Sea Water Temperature in December: 69.4°F
Minimum Sea Water Temperature in December: 61.4°F
Average water temperature in December: 64.9°F

Sea Water Temperature for the Last 10 Days:

December 13 65.0°F December 08 66.8°F
December 12 65.6°F December 07 67.0°F
December 11 65.6°F December 06 66.8°F
December 10 66.4°F December 05 66.4°F
December 09 66.6°F December 04 66.6°F

When is the Warmest Sea for Aci Castello?

According to our data for the last three years for Aci Castello 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 Aci Castello was 83.1°F. The maximum and minimum values were 80.8°F and 84.4°F respectively.

Sea Water Temperature in July

Select Year: 2025 2024 2023

The average sea surface temperature in July 2025 for Aci Castello was 83.4°F. The maximum and minimum values were 80.0°F and 85.2°F respectively.

Sea Water Temperature in September

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for Aci Castello was 82.7°F. The maximum and minimum values were 80.8°F and 84.0°F respectively.

Best Time to Visit Aci Castello
The most sunny months:
July 29 days
August 26 days
June 24 days
The most warm months:
July 95.7 °F
August 93.4 °F
June 88.7 °F
Warmest sea temperature:
August 84.8 °F
July 82.6 °F
September 82.5 °F
The most cold months:
January 55.9 °F
February 58.4 °F
December 58.7 °F
The most rainy months:
October 2 days
February 2 days
November 2 days
The most windy months:
February 5 mph
March 5 mph
January 5 mph

Aci Castello on the Weather Map

Italy Resorts:
NAME
Amalfi +48
Bari +54
Cagliari +54
Catania +56
Florence +46
Genoa +46
Naples +54
Palermo +52
Reggio di Calabria +54
Rimini +48
Rome +50
Scalea +46
Sicily +52
Tropea +54
Venice +46
24 Hours Weather Forecast
Aci Castello
Local time: 10:13
13 dec, saturday
1200 62°F
N
2 mph
1500 62°F
NW
4 mph
1800 58°F
W
4 mph
2100 56°F
NW
2 mph
14 dec, sunday
0000 56°F
E
1 mph
0300 54°F
E
5 mph
0600 54°F
E
3 mph
0900 56°F
SE
2 mph