What is the current water temperature in Karlstad?

Q: What is the current water temperature in Karlstad?

As of now, in Karlstad, the water temperature is 1.98°C. Swimming in water of this temperature is considered as extremely cold, and there's a substantial risk of hypothermia if exposed for more than a brief duration.

Sweden > Karlstad

Water temperature in Karlstad

Detailed information about the current water temperature in Karlstad. The trend over the last two weeks, daily averages, and precise forecast of the water temperature changes. Gain a deeper understanding of seasonal dynamics with monthly statistical analyses covering recent years.

35.6

°F

April 4, 21:52

Trend:

stable

Yesterday:

35.7°F

Tomorrow:

35.7°F

Sunrise:

06:25

Sunset:

19:55

Day Length:

13 h. 30 min.

Karlstad in April

Minimum:

38.1°F

Average:

40.0°F

Maximum:

41.8°F

Sea water temperature in Karlstad today

As of now, in Karlstad, the water temperature is 35.6°F. Swimming in water of this temperature is considered as extremely cold, and there's a substantial risk of hypothermia if exposed for more than a brief duration. Today's reading is about the same as the average recorded on this particular day in recent years. The sea temperature remains approximately unchanged from yesterday. According to the forecast, we expect the temperature to rise a bit.

Recent sea temperature and forecast

The water temperature today is above average for the last two weeks, showing a small increase in temperature. It also falls within the range of the average temperature recorded for this date, suggesting a consistent weather trend. The maximum temperature recorded for this date was 37.7°F on 2020, while the historical minimum was 33.2°F on 2024.

latest data

last year

Over the past two weeks, the water temperature has closely aligned with historical averages for those days. The forecast for the upcoming week suggests a gradual increase. The average temperature is expected to rise up to 36.6°F, with minimum temperature starting at 35.7°F, while the maximum might reach 37.5°F.

Daily water temperature in Karlstad

Date	Current Year actual* / forecast**	last year	10 years average
Mar 21	34.8°F	34.9°F	34.4°F
Mar 22	33.8°F	35.5°F	34.3°F
Mar 23	34.2°F	35.7°F	34.5°F
Mar 24	34.8°F	35.7°F	34.8°F
Mar 25	34.6°F	35.5°F	34.6°F
Mar 26	34.9°F	36.6°F	34.7°F
Mar 27	34.1°F	35.8°F	34.7°F
Mar 28	34.1°F	35.5°F	34.7°F
Mar 29	35.3°F	35.4°F	35.0°F
Mar 30	35.9°F	36.9°F	35.2°F
Mar 31	34.3°F	36.7°F	35.0°F
Apr 1	34.7°F	36.4°F	35.0°F
Apr 2	35.8°F	36.4°F	35.4°F
Apr 3	35.7°F	37.2°F	35.6°F
Apr 4	35.6°F	37.2°F	35.6°F
Apr 5	35.7°F	37.2°F	35.7°F
Apr 6	36.0°F	37.5°F	36.0°F
Apr 7	36.4°F	37.7°F	36.4°F
Apr 8	36.6°F	37.6°F	36.6°F
Apr 9	36.8°F	37.7°F	36.8°F
Apr 10	37.0°F	38.5°F	37.0°F
Apr 11	37.5°F	38.8°F	37.5°F

* actual - actual temperature values

** forecast - projected values for the next week

Real-time coastal temperatures could deviate by several degrees from the provided readings. These deviations often become evident following intense rainfall or strong winds.

Our forecasting methodology leverages a mathematical model, that uses current water and weather conditions, historical records, wind intensity and direction.

Sea water temperature in Karlstad by month

In an average year, Karlstad offers no days when the water temperature is warm enough to swim comfortably.

The warmest water in Karlstad was recorded on August 1, 2018, reaching a 74.0°F. While the coldest temperature occurred on February 22, 2026, dipping to 32.0°F. The average readings by season are 38.1°F in Winter, 39.8°F in Spring, 63.5°F in Summer, and 53.5°F in Autumn.