Salo Weather in December
Salo in December averages 2°C (36°F) during the day and -4°C (25°F) at night. This is part of the winter season, and quite a bit of snow/rainfall is expected this month.
Rainfall in Salo in December
Historically, the month has about 21 days of snow/rain, averaging 65 mm (2.6 in) in total. Rain falls on many days this month, but usually in relatively small amounts. A light waterproof is more useful than a heavy umbrella.
Temperature in Salo in December
Expect highs of 2°C (36°F) in Salo in December, with nights dropping to around -4°C (25°F). During December, the winter season is in full swing. Expect a distinctly cold feel throughout the day, not just overnight. With overnight lows of -4°C (25°F), temperatures fall below freezing at night. An extra thick blanket can make a real difference if your accommodation runs cold. The month is chilly, so ensure you're equipped and dress warmly. Preparation becomes key in these temperatures.
Sunshine in Salo in December
The area experiences limited sunny days, amounting to roughly 28 hours of sunshine. This makes it perfect for those who lean towards cooler, cloudier settings rather than intense sunlit days.December in Salo has its charm. However, if you're seeking pleasant, dry and sunny weather, our weather planner can help you explore other destinations in the world.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Finland, check out our Salo's climate page.
Salo Temperature in December
Min Temperature
-4°C (25°F)
Max Temperature
2°C (36°F)
Chance of Rain
71%
Precipitation
65 mm (2.6 in)
Rainy days
21 days
Sunshine
28 hours *
Percentage Sunshine
*
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Salo typically stay consistent throughout December, with daily highs averaging around 2°C (36°F). Nights are very cold, with lows typically ranging from -7°C (19°F) to -3°C (27°F).
Average temperatures in December
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in December
Historical weather for Salo in December
Browse day-by-day weather records for Salo spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Salo historical weather extremes in December
Based on weather observations in Salo between 1976 and 2025, these are the recorded extremes during December.
- The hottest December day on record in Salo reached 10°C (50°F) (December 6, 2006).
Best Places in Finland in December
Find out more about the weather in Finland and which places have the best travel conditions in this month. See all of Finland in December →
perfect weather
pleasant
tolerable
unpleasant
poor
What to Wear in Salo in December
We recommend to layer up for chilly conditions in Salo 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. Rain is likely on several days, so bring a good rain jacket. With limited sunshine expected, sunglasses aren't a priority for packing.What To Do in Salo in December
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Finland, check out our Salo's climate page.
See the full Salo climate overview or explore weather in Finland.
