Castellanza Weather in December

Castellanza in December averages 9°C (48°F) during the day and 2°C (36°F) at night. This is part of the winter season, and quite a bit of rainfall is expected this month.

Rainfall in Castellanza in December

Analyzing past climate data, one can expect approximately 11 days of rain, averaging 81 mm (3.2 in). The rain this month tends to fall in heavier spells rather than light drizzle. When it rains, showers can be significant.

Temperature in Castellanza in December

Expect highs of 9°C (48°F) in Castellanza in December, with nights dropping to around 2°C (36°F). December is part of winter. Even at the warmest part of the day, temperatures stay low. Dressing warmly from the start is the sensible approach. With lows around 2°C (36°F), nights are cold. The upside is that cool, crisp nights are often the best for a deep sleep.

Sunshine in Castellanza in December

The area experiences limited sunny days, amounting to roughly 68 hours of sunshine. This makes it perfect for those who lean towards cooler, cloudier settings rather than intense sunlit days.

If you prefer dry days with pleasant temperatures, December may not be the ideal month to visit Castellanza. Our weather planner can help you explore destinations with more pleasant weather conditions.

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• January
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For a detailed overview over the year and the best time to visit Italy, check out our Castellanza's climate page.

Castellanza Temperature in December

Min Temperature 2°C (36°F)  

Max Temperature 9°C (48°F)  

Chance of Rain 35%  

Precipitation 81 mm (3.2 in)  

Rainy days 11 days  

Humidity 86% *  

Sunshine 68 hours *  

Percentage Sunshine 17% *  

* Data from: Milan, Italy (13 KM, 8 Miles).

What to Wear in Castellanza in December

Dress warmly and in layers for your trip to Castellanza in December. A good base layer system works wonders. Start with good thermal underwear, add something warm like a fleece sweater, then finish with a waterproof jacket on top. Expect heavy rainfall, so bring good rain protection and waterproof bags. You can probably leave your sunglasses at home, because sunny days are pretty rare this month.

What To Do in Castellanza in December

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming

4/10

Cycling

4/10

Walking

4/10

Camping

4/10

Outdoor sports

4/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit Italy, check out our Castellanza's climate page.

More climate data for Castellanza

Temperature Rainfall Sunshine Humidity

See the full Castellanza climate overview or explore weather in Italy.