Uusikaupunki Weather in December

December in Uusikaupunki averages 3°C (37°F) during the day and -1°C (30°F) at night. Quite a bit of snow/rainfall is typical this month, with around 65 mm (2.6 in) on average. An umbrella is a good idea.

Rainfall in Uusikaupunki in December

This month experiences about 19 days of snow/rain according to historical data, averaging 65 mm (2.6 in). This is a month with many wet days but modest rainfall totals, so showers are generally light and easy to manage.

Temperature in Uusikaupunki in December

Daytime highs in Uusikaupunki in December reach 3°C (37°F), with nights around -1°C (30°F). It stays very cold throughout much of the day, so warm winter clothing is essential. Nights are well below freezing at -1°C (30°F). An extra blanket is a good idea if you feel the cold, especially in older or less well-heated accommodation. The month brings very cold weather, so dressing warmly is essential. Prepare with multiple layers for added warmth.

Sunshine in Uusikaupunki in December

The month is characterized by fewer sunny days, with roughly 28 hours hours of sunshine. Ideal for those who prefer a cooler, cloudier climate.

December in Uusikaupunki can still be great, but if you prefer pleasant temperatures along with dry and sunny conditions, our weather planner can help you explore other options in the world.

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

Uusikaupunki Temperature in December

Min Temperature -1°C (30°F)  

Max Temperature 3°C (37°F)  

Chance of Rain 63%  

Precipitation 65 mm (2.6 in)  

Rainy days 19 days  

Sunshine 28 hours *  

Percentage Sunshine *  

* Data from: Turku, Finland (60 KM, 37 Miles).

What to Wear in Uusikaupunki in December

Dress warmly and in layers for your trip to Uusikaupunki 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. Wet weather is likely, so pack waterproof gear for multiple rainy days. Sunglasses aren't essential this month, though you might want them for the occasional bright moment.

What To Do in Uusikaupunki in December

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

Swimming

4/10

Cycling

3/10

Walking

3/10

Camping

1/10

Outdoor sports

3/10

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 Finland, check out our Uusikaupunki's climate page.

More climate data for Uusikaupunki

Temperature Rainfall Sunshine

See the full Uusikaupunki climate overview or explore weather in Finland.