San Costanzo Weather in December

December in San Costanzo typically sees daytime highs of 12°C (54°F) and nighttime lows of 6°C (43°F). Rainfall is also possible this month, so it's worth packing an umbrella. It falls within the winter season.

Rainfall in San Costanzo in December

Typically, you can expect about 13 days of rain this month, with 75 mm (3 in) on average. The rainfall pattern this month is fairly balanced. Showers tend to be moderate rather than extreme.

Temperature in San Costanzo in December

If you're visiting San Costanzo in December, expect highs of 12°C (54°F) and overnight lows around 6°C (43°F). December marks the winter season. Even when the weather is stable, mornings and evenings can still feel distinctly cool. Nights fall to 6°C (43°F), which is cold enough to feel it indoors too. A good thick duvet makes all the difference for a comfortable night's sleep.

Sunshine in San Costanzo in December

With limited sunshine this month, there are about 75 hours of sun. It's ideal for those who prefer a cooler, cloudier climate.

Our weather planner can help you find worldwide destinations with pleasant weather during this period. May, June, September and October typically offer the best weather for San Costanzo.

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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 San Costanzo's climate page.

San Costanzo Temperature in December

Min Temperature 6°C (43°F)  

Max Temperature 12°C (54°F)  

Chance of Rain 42%  

Precipitation 75 mm (3 in)  

Rainy days 13 days  

Humidity 84% *  

Sunshine 75 hours *  

Percentage Sunshine 30% *  

* Data from: Rimini, Italy (44 KM, 27 Miles).

What to Wear in San Costanzo in December

The weather can swing between comfortable and chilly in December, so flexibility is key. Pack a variety of tops, at least one warm layer, and both shorts and long pants. This gives you options no matter what the day brings. Wet weather is likely, so pack waterproof gear for multiple rainy days. With limited sunshine expected, sunglasses aren't a priority for packing.

What To Do in San Costanzo in December

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

Swimming

4/10

Cycling

6/10

Walking

6/10

Camping

4/10

Outdoor sports

6/10

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 San Costanzo's climate page.

More climate data for San Costanzo

Temperature Rainfall Sunshine Humidity

See the full San Costanzo climate overview or explore weather in Italy.