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Sundsvall in December: Weather, Average temperature and Climate

Discover the weather for Sundsvall in December and if it’s a good time to travel (based on historical data).
Check flight prices to Sundsvall on Avionero:
December

Weather in Sundsvall in December 2024

OK Weather
Cold
🌨️
Snowy
December could be a good time to visit Sundsvall, as the weather is generally fine. The average high temperature is around -1°C, and there are typically 5 sunny days in December. However, expect about 13 snowy days, and total monthly rainfall of approximately 38 mm. The weather is changeable so pack for every eventuality. Search flights in one click on Avionero.
Good to know:
  • December is usually the wettest month of the year in Sundsvall;

Average weather

☀️
-1°C
Avg. max. temperature
-26°C
Min.
+10°C
Max.
9 mm
Total precipitation
87%
Avg. humidity
2 m/s
Avg. wind
5 ☀️
Sunny Days
11 ⛅️
Cloudy
2 🌦
Rainy
Our opinion: Sundsvall has OK weather in December.

Average temperature in Sundsvall in December

Here are the expected maximum, average and minimum temperatures in Sundsvall for December based on the historical data.
Last Year
Historical Data

The expected average maximum temperature in December is -4°C with a maximum of +6°C and a minimum of -17°C.

The average maximum temperature goes up 0% by the end of the month, compared with the beginning of the month, from -6°C to -6°C.

Is Sundsvall warm or cold in December?

Sundsvall is typically cold in December.

Maximum temperatures go down compared to the previous month from +2°C to -1°C. The minimum temperature also goes down from -2°C to -7°C.

Wear your winter warms as it will be cold. To save space, layer, and don’t forget gloves and a scarf.

December is one of the coolest months in Sundsvall, here is the comparison with other months:

Climate in Sundsvall in December

Sundsvall weather looks like this, on average, in December and the surrounding months.
NovemberDecemberJanuary
Avg. temperature
+2°C-1°C-3°C
Min. temperature
-20°C-26°C-31°C
Max. temperature
+14°C+10°C+10°C
Rainfall
26 mm9 mm4 mm
Wind
2 m/s2 m/s2 m/s
Humidity
87%87%86%
Air pressure
1009 HPa1006 HPa1007 HPa
Sunny days
453
Cloudy days
111112
Rainy days
621
Snowy days
101314

December often has better weather than November. It’s getting colder in December. From +2°C in the day, the average maximum temperature lowers to -1°C. As December arrives, the amount of rainfall goes down. On average, the rainfall volume decreases from 26 mm to 9 mm. Humidity levels don’t change as the month goes on, averaging around 87%. The average wind speed doesn’t change much during December, staying around 2 m/s. The good news is there are likely to be more sunny days in December, from 4 to 5.

January brings much the same weather, it remains ok.

Wind

Wind speed in Sundsvall in December based on historical data.
Last Year
Historical Data

The average wind speed is 3 m/s getting up to 8 m/s which is a medium breeze. You can feel it, especially getting out of the water.

The average wind speed in Sundsvall is gradually decreasing during December, going from 6 m/s to 3 m/s over the course of the month.

Snow

Amount of snow in mm during December in Sundsvall based on historical data.
Last Year
Historical Data
The total snow in December is about 33 mm, with a 23% chance of snow on a typical day.

December is one of the snowiest months in Sundsvall.

Here’s how December is compared with other months in the amount of snow, total mm:

How was the weather last December in Sundsvall?

This is the weather in Sundsvall in December 2023:
1 December
☁️
-6°C
2 December
☁️
-10°C
3 December
☁️
-8°C
4 December
☁️
-9°C
5 December
☁️
-11°C
6 December
☁️
-13°C
7 December
☁️
-5°C
8 December
🌨️
-1°C
9 December
🌨️
-1°C
10 December
☁️
-2°C
11 December
☁️
-1°C
12 December
🌨️
-3°C
13 December
☁️
-4°C
14 December
☀️
-13°C
15 December
☁️
-13°C
16 December
☁️
+6°C
17 December
☀️
+4°C
18 December
☁️
+2°C
19 December
☀️
+3°C
20 December
☀️
0°C
21 December
🌨️
0°C
22 December
🌨️
0°C
23 December
☁️
-5°C
24 December
☁️
-8°C
25 December
☁️
-6°C
26 December
☁️
-7°C
27 December
☀️
-1°C
28 December
☁️
-1°C
29 December
🌨️
0°C
30 December
☁️
-2°C
31 December
🌨️
-6°C
In December 2023 Sundsvall had 5 sunny days, 19 cloudy days, and 0 rainy days. The average maximum temperature was -4°C, with an absolute maximum of +6°C and a minimum of -13°C. The average humidity was 85%, with a maximum of 98% and a minimum of 62%. The average wind speed was 3 m/s, with a maximum of 9 m/s and a minimum of 0 m/s.
Are you planning a trip in December?

Climate Change over Years

This is how Sundsvall climate have been changing during last 43 years period.

The climate in Sundsvall in December has not changed much over the last 43 years.

The average temperature was the lowest in 1985 (+6°C) and the highest in 2020 (+10°C). The driest year was 1997 with only 281 mm of rainfall, and the wettest year was 2000 with 645 mm.

FAQ

Frequently asked questions about the weather in Sundsvall in December:

Is December a good time to visit Sundsvall?

It’s always a good time to visit Sundsvall, but the weather is changeable in December, so plan a mix of indoor and outdoor activities and exploring, and pack for every eventuality.

Can you sunbathe in Sundsvall in December?

Not really, December is not the best time to sunbathe, unless you visit a local solarium.

Is Sundsvall rainy in December?

Sundsvall is usually dry in December. Plan your packing around outdoor activities and exploring.

Is it sunny in Sundsvall in December?

Usually, it’s not very sunny in Sundsvall in December, often it’s pretty cloudy. Pack for any eventuality; layering can help reduce the number of bulky items needed.

Other cities in Sweden

Check out the weather for other cities in Sweden.

Monthly weather in Sundsvall

Source of the data

For this page, we’ve looked at the typical weather in Sundsvall, based on historical hourly weather data from January 1, 1979, to December 31, 2023.

For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.