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

53.3

°F

October 4, 11:59

Trend:

stable

Yesterday:

53.3°F

Tomorrow:

53.2°F

Sunrise:

07:03

Sunset:

18:10

Day Length:

11 h. 7 min.

Härnösand in October

Minimum:

33.6°F

Average:

35.1°F

Maximum:

37.1°F

Sea water temperature in Härnösand today

As of now, in Härnösand, the water temperature is 53.3°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 2.3°F higher 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 stay about the same.

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 maximum temperature for this date. The maximum temperature recorded for this date was 53.7°F on 2023, while the historical minimum was 46.8°F on 2018.

Over the past two weeks, the water temperature has closely aligned with historical averages for those days. The forecast for the upcoming week shows a gradual cooling trend. The average temperature is expected to be 52.1°F, the minimum temperature may reach 51.1°F, and the maximum might stay at 53.2°F.

Daily water temperature in Härnösand

Date Current Year

actual* / forecast**

last year 10 years average
Sep 20 55.8°F 56.2°F 55.0°F
Sep 21 54.2°F 56.8°F 54.5°F
Sep 22 53.8°F 56.6°F 54.3°F
Sep 23 54.1°F 55.9°F 54.2°F
Sep 24 54.8°F 54.6°F 53.8°F
Sep 25 53.9°F 54.8°F 53.6°F
Sep 26 53.8°F 54.8°F 53.3°F
Sep 27 53.3°F 52.9°F 52.8°F
Sep 28 53.2°F 54.0°F 52.8°F
Sep 29 53.1°F 53.9°F 52.6°F
Sep 30 53.4°F 53.5°F 52.3°F
Oct 1 52.9°F 53.5°F 52.2°F
Oct 2 53.3°F 53.1°F 51.9°F
Oct 3 53.3°F 52.0°F 51.3°F
Oct 4 53.3°F 52.1°F 50.9°F
Oct 5 53.2°F 51.9°F 50.8°F
Oct 6 52.7°F 50.2°F 50.3°F
Oct 7 52.4°F 49.2°F 50.1°F
Oct 8 52.1°F 48.7°F 49.7°F
Oct 9 51.7°F 49.3°F 49.3°F
Oct 10 51.4°F 49.9°F 49.1°F
Oct 11 51.1°F 48.4°F 48.8°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 35.1°F in Winter, 36.8°F in Spring, 57.7°F in Summer, and 48.7°F in Autumn.