Arenzano Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Arenzano.
Climate overview of Arenzano
The climate in Arenzano, Liguria, Italy, is marked by large temperature swings across the seasons, ranging from 27°C (81°F) in August to 10°C (50°F) in January.
The city has a wet climate, receiving around 1201 mm (47 in) of rainfall per year. Despite the high annual total, it has warm summers and cold winters. November is the wettest month. Sunshine peaks in July, when the city sees around 9.8 hours of sunshine per day.
Arenzano Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Arenzano - and find the best time to visit.
Monthly Temperature in Arenzano
In Arenzano, temperatures differ significantly between summer and winter months. On average, daytime temperatures range from a comfortable 27°C (81°F) in August to a chilly 10°C (50°F) in January.
Nighttime temperatures range from 20°C (68°F) in August to 4°C (39°F) in January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Arenzano
Arenzano experiences significant rainfall throughout the year, averaging 1201 mm (47 in) of precipitation annually. The seasons in Arenzano bring significant changes in precipitation. The wettest month, November, receives heavy rainfall, with an average of 190 mm (7.5 in) of precipitation. This rainfall is distributed across 12 rainy days.
In contrast, the driest month, July, experiences much less rainfall, totaling 42 mm (1.7 in) over 7 rainy days. These distinct seasonal differences provide diverse experiences throughout the year. For more details, please visit our Arenzano Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Sunshine Hours in Arenzano
In Arenzano, summer days are longer and more sunny, with daily sunshine hours peaking at 9.8 hours in July. As the darker season arrives, the brightness of the sun becomes less. November sees a soft sun for only 3.7 hours per average day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Water Temperature in Arenzano
The mean water temperature over the year ranges from 12°C (54°F) in February to 23°C (73°F) in July.
Water temperature over the year
Humidity in Arenzano by Month
The relative humidity is high throughout the year in Arenzano.
The city experiences its highest humidity in May, reaching 71%. In January, the humidity drops to its lowest level at 61%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Wind Speed in Arenzano
The mean wind speed over the year ranges from 3 m/s (6 knots) in May, June, July and August to 6 m/s (12 knots) in January, February, November and December. What does this mean?
The mean monthly wind speed over the year (meters per second)
Best Time to Visit Arenzano
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: May, June, July and August
- Warmest weather: July and August
- Most sunshine: July
- Fewest rainy days: July
- Best for swimming: June, July, August and September.
- Wettest months: September, October, November and December, when rainfall is highest.
- Seasonal pattern: Warm summers and cold winters
Frequently asked questions about the climate in Arenzano
What is the best time to visit Arenzano?
May, June, July and August typically offer the most optimal weather in Arenzano. In contrast, January, November and December tend to have less optimal conditions. Arenzano has warm summers and cold winters.
What temperatures can I expect in Arenzano?
Daytime highs range from 10°C (50°F) in January to 27°C (81°F) in August. Nighttime lows range from 4°C (39°F) to 20°C (68°F). Temperatures vary considerably through the year.
How much rain does Arenzano get?
Annual rainfall is around 1201 mm (47 in). November is the wettest month with 190 mm (7.5 in), while July is the driest with 42 mm (1.7 in).
How sunny is Arenzano?
Arenzano receives around 2,231 hours of sunshine per year. July is the sunniest month with 295 hours, while November is the cloudiest with just 111 hours. Overall, Arenzano enjoys abundant sunshine.
Arenzano 3-Day Forecast
Arenzano on the map
Arenzano is highlighted - select any city to see its climate.
Popular this month
Where to go in August - average daytime high across popular destinations.
Bucket list
Need travel inspiration? Check out our bucket list articles and be inspired.
The 10 most beautiful historical towns in Italy
Discover Italy's top 10 historic towns, featuring breathtaking medieval architecture and deep-rooted history, ideal for enthusiasts of extraordinary cities.
Experience mystical Assisi
Assisi is the most famous town in Umbria and best known because of Saints Francis and Clare of Assisi. Many visitors come to see the breathtaking San Francesco basilica.
The Battle of Oranges
This is one of the most unusual festivals in Italy. The festival is held in the middle of winter during the winter carnival. The entire city of Ivrea near Turin turns into a battlefield.
The most beautiful fishing village of Italy
Portofino is the most beautiful fishing village in Italy and maybe even in the world. We absolutely recommend that you add this beautiful place to your bucket list.