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 10.98°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.

51.8

°F

October 20, 04:42

Trend:

decreasing

Yesterday:

52.2°F

Tomorrow:

51.4°F

Sunrise:

07:55

Sunset:

17:46

Day Length:

9 h. 51 min.

Karlstad in October

Minimum:

35.4°F

Average:

38.5°F

Maximum:

40.0°F

Sea water temperature in Karlstad today

As of now, in Karlstad, the water temperature is 51.8°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 0.4°F lower than 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 fall a bit.

Recent sea temperature and forecast

Today's water temperature is considerably lower than the average registered over the last two weeks, indicating a slight cooling trend. 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 53.3°F on 2025, while the historical minimum was 51.1°F on 2022.

latest data

last year

The water temperature over the last two weeks displayed soome variability. While the two week average stayed close to the historical average, there were some days when the temperature was close to the maximum recorded over the past years. The forecast for the upcoming week shows a gradual cooling trend. The average temperature is expected to be 50.7°F, the minimum temperature may reach 49.9°F, and the maximum might stay at 51.4°F.

Daily water temperature in Karlstad

Date	Current Year actual* / forecast**	last year	10 years average
Oct 6	55.5°F	56.6°F	55.3°F
Oct 7	56.1°F	56.3°F	55.3°F
Oct 8	56.2°F	56.0°F	54.9°F
Oct 9	55.9°F	55.5°F	54.7°F
Oct 10	56.2°F	55.6°F	54.6°F
Oct 11	55.7°F	56.2°F	54.3°F
Oct 12	55.0°F	55.7°F	54.1°F
Oct 13	54.3°F	53.4°F	53.6°F
Oct 14	54.3°F	54.1°F	53.4°F
Oct 15	53.4°F	53.0°F	53.1°F
Oct 16	52.9°F	54.0°F	53.1°F
Oct 17	52.8°F	53.3°F	52.9°F
Oct 18	52.7°F	54.2°F	52.8°F
Oct 19	52.2°F	53.5°F	52.6°F
Oct 20	51.8°F	53.3°F	52.2°F
Oct 21	51.4°F	52.6°F	51.8°F
Oct 22	51.3°F	52.2°F	51.7°F
Oct 23	51.2°F	51.9°F	51.6°F
Oct 24	50.8°F	51.5°F	51.2°F
Oct 25	50.5°F	51.2°F	51.0°F
Oct 26	50.0°F	50.8°F	50.4°F
Oct 27	49.9°F	50.5°F	50.4°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, 63.4°F in Summer, and 53.6°F in Autumn.