Measurements:
°C
°F
Arenzano
46°F
S 6 mph
Feels like: 42°F
Precip: 0%
World Resorts Italy Arenzano Weather

Arenzano Sea Water Temperature

Current Sea Water Temperature:
+63.8°F
Maximum Sea Water Temperature in December: 66.0°F
Minimum Sea Water Temperature in December: 59.2°F
Average water temperature in December: 62.2°F

Sea Water Temperature for the Last 10 Days:

December 13 63.8°F December 08 64.2°F
December 12 63.8°F December 07 63.8°F
December 11 64.0°F December 06 64.0°F
December 10 64.2°F December 05 64.2°F
December 09 64.2°F December 04 64.0°F

When is the Warmest Sea for Arenzano?

According to our data for the last three years for Arenzano 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 Arenzano was 82.5°F. The maximum and minimum values were 80.0°F and 85.0°F respectively.

Sea Water Temperature in July

Select Year: 2025 2024 2023

The average sea surface temperature in July 2025 for Arenzano was 81.6°F. The maximum and minimum values were 79.0°F and 84.2°F respectively.

Sea Water Temperature in September

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for Arenzano was 78.6°F. The maximum and minimum values were 75.0°F and 80.6°F respectively.

Best Time to Visit Arenzano
The most sunny months:
August 19 days
July 18 days
June 15 days
The most warm months:
August 86.3 °F
July 85.8 °F
June 79.9 °F
Warmest sea temperature:
August 82.9 °F
July 81.4 °F
September 78.8 °F
The most cold months:
January 48.3 °F
December 48.9 °F
February 52.8 °F
The most rainy months:
November 3 days
January 3 days
October 3 days
The most windy months:
January 6 mph
November 6 mph
December 6 mph

Arenzano 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
Arenzano
Local time: 10:14
13 dec, saturday
1200 56°F
S
3 mph
1500 56°F
E
1 mph
1800 46°F
S
2 mph
2100 46°F
S
3 mph
14 dec, sunday
0000 44°F
SW
3 mph
0300 44°F
SW
2 mph
0600 42°F
S
4 mph
0900 46°F
S
4 mph