Sea Temperature in Osthammar in December

Complete information on the sea temperature range in the Baltic Sea in Osthammar in December. Historical daily data. Climate details for December. Tips on swimming conditions and beach relaxation in Osthammar. 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 Osthammar in December

-1°C

MINIMUN

2.5°C

AVERAGE

6°C

MAXIMUM

Historical Data of Water Temperature in December in Osthammar

Water Temperature Chart for Baltic Sea in Osthammar in December

Sea Temperature Table in Osthammar in December Over the Past Years

Day	2024	2023	2022	Average
Dec 1	3°C	4°C	5°C	4.3°C
Dec 2	3°C	4°C	5°C	4.3°C
Dec 3	3°C	4°C	5°C	4.3°C
Dec 4	3°C	4°C	5°C	4.3°C
Dec 5	3°C	4°C	5°C	4.0°C
Dec 6	3°C	4°C	5°C	4.0°C
Dec 7	3°C	3°C	5°C	3.8°C
Dec 8	3°C	3°C	4°C	3.8°C
Dec 9	3°C	3°C	4°C	3.8°C
Dec 10	3°C	4°C	5°C	3.8°C
Dec 11	3°C	3°C	5°C	3.5°C
Dec 12	3°C	3°C	4°C	3.3°C
Dec 13	3°C	3°C	4°C	3.3°C
Dec 14	3°C	3°C	4°C	3.5°C
Dec 15	3°C	3°C	4°C	3.3°C
Dec 16	2°C	3°C	4°C	3.0°C
Dec 17	2°C	3°C	4°C	3.0°C
Dec 18	2°C	2°C	3°C	2.5°C
Dec 19	2°C	2°C	3°C	2.8°C
Dec 20	2°C	2°C	2°C	2.5°C
Dec 21	2°C	2°C	3°C	2.5°C
Dec 22	1°C	2°C	3°C	2.3°C
Dec 23	1°C	2°C	3°C	2.3°C
Dec 24	1°C	2°C	3°C	2.0°C
Dec 25	1°C	2°C	3°C	2.3°C
Dec 26	1°C	2°C	2°C	1.8°C
Dec 27	2°C	2°C	3°C	2.3°C
Dec 28	2°C	2°C	2°C	2.0°C
Dec 29	2°C	1°C	3°C	2.0°C
Dec 30	2°C	1°C	3°C	2.0°C

Osthammar Climate and Swimming Opportunities in December

3°C

Average Day Air Temperature

-3°C

Average Night Air Temperature

44 mm

Precipitation Amount per Month

12 days

Number of Rainy Days

6 hrs

Daylight
per Day

1 hrs

Sunshine
per Day

16 km/h

Average Wind Speed

93%

Average
humidity

Osthammar lies within the Uppsala County in Sweden. The average daytime temperature in Osthammar in December is 3°C (37°F), while the nighttime average is -3°C (27°F). There are typically 12 rainy days during the month, with a total precipitation of 44 mm (1.7 inches). The daylight duration in December in Osthammar is 6 hours, with an average of 1 hours of sunshine per day. The average wind speed in December is 16 km/h (10 mph), and the humidity level is around 93%.

The water temperature in Osthammar 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 Osthammar 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 Osthammar

What is the sea temperature in Osthammar in December?

The water temperature in the Baltic Sea in Osthammar in December ranges from 1°C to 4°C (34°F to 39°F).

Is it possible to swim in the Baltic Sea in Osthammar in December?

The average sea temperature in Osthammar in December is 3°C (37°F), and the air temperature is 3°C (37°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.