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Casalnuovo di Napoli Weather and Climate: A Comprehensive Guide

The temperature in Casalnuovo di Napoli can vary quite a bit throughout the year. Temperatures can be warm during the warmest months, and mild during the cooler months. It also experiences much rainfall throughout the year. Let's now guide you through the climate details for a complete overview.

Average maximum day and minimum night temperature

Visitors to Casalnuovo di Napoli can expect significant temperature changes throughout the year. Average daytime temperatures reach a comfortable 29°C in August. In February, the coolest month of the year, temperatures drop to a moderate 13°C.

At night, you can expect cooler temperatures, with averages dropping to around 6°C during this month. Check out our detailed temperature page for more information.

Temperature ranges by month

Precipitation and rainy days

Casalnuovo di Napoli is known for its substantial rainfall, with annual precipitation reaching 1175 mm. Casalnuovo di Napoli can be quite wet during November, receiving approximately 186 mm of precipitation over 15 rainy days.

In contrast July, experiences much drier conditions, with 21 mm of rainfall, spread across 5 rainy days. For more details, please visit our Casalnuovo di Napoli Precipitation page.

The mean monthly precipitation over the year, including rain, hail and snow

Sunshine over the year

Casalnuovo di Napoli can be enjoyed more throughout the sunniest month of July under a blue sky, with approximately 10.4 hours of sunshine daily. In contrast, the city experiences much darker days in December, with only 3.5 hours of sunlight per day. Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Data from: Naples, Italy (10 KM, 6 Miles).

Daily hours of sunshine

Data from: Naples, Italy (10 KM, 6 Miles).

Average water temperature

The mean water temperature over the year ranges from 14°C in February to 26°C in August.

Water temperature over the year

Data from: Naples, Italy (10 KM, 6 Miles).

Forecast for Casalnuovo di Napoli

Sun   Dec 22
13°C | 4°C
S 4 m/s
7.5 mm
partly cloudy and slight rain

partly cloudy and slight rain

Mon   Dec 23
13°C | 5°C
NW 5 m/s
2.1 mm
partly cloudy and rain

partly cloudy and rain

Tue   Dec 24
11°C | 4°C
N 6 m/s
0.7 mm
broken clouds and small chance of slight rain

broken clouds and small chance of slight rain

The best time of year to visit Casalnuovo di Napoli in Italy

During the months of May, June, September and October you are most likely to experience good weather with pleasant average temperatures that fall between 20°C and 26°C.

Other facts from our historical weather data:
  • When is summer in Casalnuovo di Napoli?
    The hottest season / summer takes place in June, July, August and September.
  • Which is the warmest month in Casalnuovo di Napoli?
    August has an average maximum temperature of 29°C and is the warmest month of the year.
  • Which is the coldest month in Casalnuovo di Napoli?
    The coldest month is February with an average maximum temperature of 13°C.
  • Which is the wettest month in Casalnuovo di Napoli?
    November tops the wettest month list with 186 mm of rainfall.
  • Which is the driest month in Casalnuovo di Napoli?
    July is the driest month with 21 mm of precipitation.
  • Which is the sunniest month in Casalnuovo di Napoli?
    July is the sunniest month with an average of 313 hours of sunshine.

  • No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.