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Sundsvall Weather in December
December in Sundsvall typically sees daytime highs of 1°C (34°F) and nighttime lows of -6°C (21°F). Expect some snow/rainfall during the month. It falls within the winter season.
Rainfall in Sundsvall in December
Historically, December sees about 16 days of snow/rain, with a monthly average of 56 mm (2.2 in). With rain spread across many days but low totals, showers are typically short and light rather than heavy.
Temperature in Sundsvall in December
If you're visiting Sundsvall in December, expect highs of 1°C (34°F) and overnight lows around -6°C (21°F). December is in the winter season. Even daytime conditions remain cold, making layers, a warm coat, and winter accessories a good idea. With overnight lows of -6°C (21°F), temperatures fall below freezing at night. An extra thick blanket can make a real difference if your accommodation runs cold. This month is known for its biting cold, so make sure to dress warmly. Proper preparation can help you stay cozy.
Sunshine in Sundsvall in December
This month is characterized by fewer sunny days, with about 34 hours of sunshine. It's great for those who appreciate cooler, less sunny days.December in Sundsvall has its charm, but if you're looking for destinations with pleasant temperatures and sunny skies, our weather planner can help you explore other options in the world.
Sundsvall Temperature in December
Min Temperature
-6°C (21°F)
Max Temperature
1°C (34°F)
Chance of Rain
53%
Precipitation
56 mm (2.2 in)
Rainy days
16 days
Sunshine
34 hours
Percentage Sunshine
Sundsvall Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Sundsvall - and find the best time to visit.
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Sundsvall typically drop from around 0°C (32°F) at the start of December to approximately -3°C (27°F) by the end. Nights are very cold, with lows typically ranging from -11°C (12°F) to -5°C (23°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 records for Sundsvall in December
Browse day-by-day weather records for Sundsvall spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Sundsvall historical weather extremes in December
Based on 49 years of weather observations in Sundsvall between 1976 and 2025, these are the recorded extremes.
- On December 23, 2006, temperatures climbed to 10°C (50°F), marking the warmest December day on record.
Best Places in Sweden in December
Find out more about the weather in Sweden and which places have the best travel conditions in this month. See all of Sweden in December →
perfect weather
pleasant
tolerable
unpleasant
poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
What to Wear in Sundsvall in December
We recommend to layer up for chilly conditions in Sundsvall 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. You can probably leave your sunglasses at home, because sunny days are pretty rare this month.
What To Do in Sundsvall in December
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Swimming4/10 -
Cycling2/10 -
Walking2/10 -
Camping1/10 -
Outdoor sports2/10
Sundsvall 3-Day Forecast
More climate data for Sundsvall
See the full Sundsvall climate overview or explore weather in Sweden.
Popular in December
Where to go in December - average daytime high across popular destinations.
Simrishamn
6°C (43°F) Falkenberg5°C (41°F) Karlskrona6°C (43°F) Lund5°C (41°F) Malmö6°C (43°F) Visby5°C (41°F) Gothenburg5°C (41°F) Stockholm3°C (37°F) Bucket list
Need travel inspiration? Check out our bucket list articles and be inspired.
Stockholm is one of the most beautiful cities in the world
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