Sea Temperature in Sundsvall in December

Complete information on the sea temperature range in the Gulf of Bothnia in Sundsvall in December. Historical daily data. Climate details for December. Tips on swimming conditions and beach relaxation in Sundsvall. We find every spot where you can swim and tell you what the water temperature is there today and throughout the year.

Water Temperature Range in Sundsvall in December

0°C

MINIMUN

2.5°C

AVERAGE

5°C

MAXIMUM

Historical Data of Water Temperature in December in Sundsvall

Water Temperature Chart for Gulf of Bothnia in Sundsvall in December

Sea Temperature Table in Sundsvall in December Over the Past Years

Day	2024	2023	2022	Average
Dec 1	4°C	4°C	4°C	4.3°C
Dec 2	4°C	4°C	4°C	4.0°C
Dec 3	4°C	4°C	4°C	4.3°C
Dec 4	4°C	4°C	4°C	4.0°C
Dec 5	3°C	3°C	4°C	3.3°C
Dec 6	3°C	3°C	4°C	3.5°C
Dec 7	3°C	3°C	4°C	3.5°C
Dec 8	3°C	3°C	3°C	3.3°C
Dec 9	3°C	3°C	3°C	3.0°C
Dec 10	4°C	3°C	4°C	3.3°C
Dec 11	3°C	3°C	3°C	2.8°C
Dec 12	3°C	2°C	4°C	3.3°C
Dec 13	3°C	2°C	4°C	3.3°C
Dec 14	3°C	2°C	3°C	2.8°C
Dec 15	2°C	2°C	2°C	2.0°C
Dec 16	3°C	2°C	3°C	2.8°C
Dec 17	2°C	2°C	3°C	2.5°C
Dec 18	2°C	2°C	3°C	2.5°C
Dec 19	2°C	2°C	3°C	2.5°C
Dec 20	2°C	2°C	2°C	2.3°C
Dec 21	2°C	2°C	3°C	2.5°C
Dec 22	2°C	2°C	3°C	2.5°C
Dec 23	2°C	1°C	3°C	2.3°C
Dec 24	2°C	1°C	3°C	2.3°C
Dec 25	2°C	2°C	3°C	2.5°C
Dec 26	3°C	2°C	2°C	2.3°C
Dec 27	2°C	2°C	2°C	2.0°C
Dec 28	2°C	1°C	2°C	1.8°C
Dec 29	2°C	1°C	2°C	1.8°C
Dec 30	2°C	1°C	3°C	2.0°C

Sundsvall Climate and Swimming Opportunities in December

-2°C

Average Day Air Temperature

-9°C

Average Night Air Temperature

37 mm

Precipitation Amount per Month

13 days

Number of Rainy Days

4 hrs

Daylight
per Day

0 hrs

Sunshine
per Day

9 km/h

Average Wind Speed

97%

Average
humidity

Sundsvall lies within the Västernorrland County in Sweden. The average daytime temperature in Sundsvall in December is -2°C (28°F), while the nighttime average is -9°C (16°F). There are typically 13 rainy days during the month, with a total precipitation of 37 mm (1.5 inches). The daylight duration in December in Sundsvall is 4 hours, with an average of 0 hours of sunshine per day. The average wind speed in December is 9 km/h (6 mph), and the humidity level is around 97%.

The water temperature in Sundsvall in December ranges from 1°C to 4°C (34°F to 39°F). At the beginning of the month, the average temperature is around 4°C (39°F), shifting to 3°C (37°F) by mid-December and reaching 2°C (36°F) in the last ten days. Overall, the average sea temperature in Sundsvall for December is 3°C (37°F). Swimming in such conditions is extremely dangerous due to the risk of hypothermia and cold shock. Only experienced winter swimmers with proper preparation should attempt it.

Sea Temperature in December in Nearby Cities

Frequently Asked Questions About Water Temperatures in December in Sundsvall

What is the sea temperature in Sundsvall in December?

The water temperature in the Gulf of Bothnia in Sundsvall in December ranges from 1°C to 4°C (34°F to 39°F).

Is it possible to swim in the Gulf of Bothnia in Sundsvall in December?

The average sea temperature in Sundsvall in December is 3°C (37°F), and the air temperature is -2°C (28°F), so swimming in such conditions is extremely dangerous due to the risk of hypothermia and cold shock. Only experienced winter swimmers with proper preparation should attempt it.