All data are in degrees Fahrenheit

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Water temperature in Härnösand

Detailed information about the current water temperature in Härnösand. 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.
Sea temperature in Härnösand now

56.0

°F

August 29, 21:04

Trend:

stable

Yesterday:

55.5°F

Tomorrow:

55.8°F

Sunrise:

05:26

Sunset:

20:11

Day Length:

14 h. 45 min.

Härnösand in September

Minimum:

32.6°F

Average:

35.2°F

Maximum:

37.8°F

Sea water temperature in Härnösand today

As of now, in Härnösand, the water temperature is 56.0°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 2.7°F lower than the average recorded on this particular day in recent years. Since yesterday, there was a slight increase in temperature. This indicates a warming trend over the past day. According to the forecast, we expect the temperature to fall a bit.

Recent sea temperature and forecast

Today's water temperature is slightly lower than the average registered over the last two weeks, indicating a slight cooling trend. It is also close to the historical minimum temperature for this date. The maximum temperature recorded for this date was 62.5°F on 2023, while the historical minimum was 54.8°F on 2024.

Observations from the last two weeks indicate that the water temperature was in proximity to the lowest values recorded on those days in the past. The forecast for the upcoming week shows a gradual cooling trend. The average temperature is expected to be 55.5°F, the minimum temperature may reach 55.1°F, and the maximum might stay at 55.8°F.

Daily water temperature in Härnösand

Date Current Year

actual* / forecast**

last year 10 years average
Aug 15 59.9°F 63.6°F 60.9°F
Aug 16 59.6°F 60.8°F 60.7°F
Aug 17 57.3°F 59.7°F 60.6°F
Aug 18 57.0°F 58.6°F 60.7°F
Aug 19 55.8°F 59.3°F 60.8°F
Aug 20 54.3°F 59.8°F 60.4°F
Aug 21 55.6°F 59.3°F 60.2°F
Aug 22 55.7°F 59.8°F 60.3°F
Aug 23 54.7°F 58.2°F 60.1°F
Aug 24 55.8°F 58.4°F 59.7°F
Aug 25 55.6°F 58.6°F 59.7°F
Aug 26 55.6°F 56.0°F 59.4°F
Aug 27 54.7°F 54.5°F 58.9°F
Aug 28 55.5°F 55.7°F 58.7°F
Aug 29 56.0°F 54.8°F 58.7°F
Aug 30 55.8°F 54.7°F 58.5°F
Aug 31 55.7°F 54.9°F 58.4°F
Sep 1 55.8°F 55.1°F 58.5°F
Sep 2 55.5°F 55.6°F 58.2°F
Sep 3 55.3°F 54.5°F 58.0°F
Sep 4 55.3°F 54.7°F 58.0°F
Sep 5 55.1°F 55.1°F 57.8°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 Härnösand by month

In an average year, Härnösand offers no days when the water temperature is warm enough to swim comfortably.
The warmest water in Härnösand was recorded on July 20, 2018, reaching a 70.2°F. While the coldest temperature occurred on January 24, 2016, dipping to 32.0°F. The average readings by season are 35.2°F in Winter, 36.7°F in Spring, 57.6°F in Summer, and 48.5°F in Autumn.