Measurements:
°C
°F
Arenzano
48°F
S 7 mph
Feels like: 44°F
Precip: 67%
World Resorts Italy Arenzano Weather

Arenzano Sea Water Temperature

Current Sea Water Temperature:
+64.0°F
Maximum Sea Water Temperature in December: 66.0°F
Minimum Sea Water Temperature in December: 59.2°F
Average water temperature in December: 62.1°F

Sea Water Temperature for the Last 10 Days:

December 04 64.0°F November 29 64.4°F
December 03 64.2°F November 28 64.8°F
December 02 64.4°F November 27 65.4°F
December 01 63.4°F November 26 65.8°F
November 30 63.8°F November 25 65.4°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 +48
Catania +52
Florence +48
Genoa +48
Naples +56
Palermo +52
Pisa +50
Rimini +50
Rome +50
Scalea +40
Sicily +44
Tropea +54
Venice +48
24 Hours Weather Forecast
Arenzano
Local time: 05:39
05 dec, friday
0600 48°F
S
7 mph
0900 48°F
S
7 mph
1200 50°F
S
9 mph
1500 48°F
S
9 mph
1800 46°F
S
9 mph
2100 44°F
S
8 mph
06 dec, saturday
0000 40°F
S
6 mph
0300 40°F
S
5 mph