Measurements:
°C
°F
Arenzano
40°F
S 6 mph
Feels like: 36°F
Precip: 84%
World Resorts Italy Arenzano Weather

Arenzano Sea Water Temperature

Current Sea Water Temperature:
+59.0°F
Maximum Sea Water Temperature in January: 61.6°F
Minimum Sea Water Temperature in January: 57.2°F
Average water temperature in January: 59.2°F

Sea Water Temperature for the Last 10 Days:

January 28 59.0°F January 23 58.6°F
January 27 59.0°F January 22 58.8°F
January 26 58.8°F January 21 59.2°F
January 25 59.2°F January 20 59.8°F
January 24 58.6°F January 19 59.8°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 47.7 °F
December 49.2 °F
February 52.8 °F
The most rainy months:
November 3 days
October 3 days
March 3 days
The most windy months:
January 6 mph
December 6 mph
November 6 mph

Arenzano on the Weather Map

Italy Resorts:
NAME
Amalfi +50
Bari +52
Cagliari +50
Catania +54
Florence +44
Genoa +42
Naples +52
Palermo +54
Pisa +48
Reggio di Calabria +52
Rimini +46
Rome +48
Sicily +50
Tropea +50
Venice +42
24 Hours Weather Forecast
Arenzano
Local time: 02:05
29 jan, thursday
0300 40°F
S
6 mph
0600 38°F
S
7 mph
0900 40°F
S
7 mph
1200 46°F
S
6 mph
1500 48°F
SE
5 mph
1800 38°F
S
3 mph
2100 36°F
S
2 mph
30 jan, friday
0000 36°F
SW
4 mph