Castronno Weather in December

December in Castronno brings low temperatures, with highs of 9°C (48°F) and nights dropping to 2°C (36°F). Rainfall is on the higher side this month, averaging around 83 mm (3.3 in), so keep a rain jacket handy.

Rainfall in Castronno in December

Records from the past 30 years suggest around 10 days of rain, with 83 mm (3.3 in) average for the month. When it rains this month, it tends to come down fairly heavily. Showers can be substantial even if they don't last all day.

Temperature in Castronno in December

Castronno in December gets highs of 9°C (48°F) during the day and drops to 2°C (36°F) at night. December marks the winter season. Temperatures remain on the cold side all day. A proper warm jacket is worth having, not just for evenings. At 2°C (36°F) overnight, it gets properly cold after dark. On the bright side, cold nights tend to make for excellent sleeping conditions.

Sunshine in Castronno in December

This month sees fewer sunny days, with about 68 hours of sunshine, perfect for those who enjoy cooler temperatures.

If you're looking for dry conditions and comfortable temperatures, December may not be the ideal month to visit Castronno. Our weather planner can help you explore destinations with more pleasant weather conditions.

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

Castronno Temperature in December

Min Temperature 2°C (36°F)  

Max Temperature 9°C (48°F)  

Chance of Rain 35%  

Precipitation 83 mm (3.3 in)  

Rainy days 10 days  

Humidity 86% *  

Sunshine 68 hours *  

Percentage Sunshine 17% *  

* Data from: Milan, Italy (15 KM, 9 Miles).

What to Wear in Castronno in December

We recommend to layer up for chilly conditions in Castronno in December. You could start with thermal underwear or a good base layer to keep your core warm on the cooler days this month. Maybe also add a sweater or fleece, and top it off with a windproof jacket. High rain levels are expected, so pack waterproof gear and an umbrella or poncho. Sunglasses aren't essential this month, though you might want them for the occasional bright moment.

What To Do in Castronno 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 Castronno's climate page.

More climate data for Castronno

Temperature Rainfall Sunshine Humidity

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