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

46.1

°F

October 21, 11:39

Trend:

decreasing

Yesterday:

46.3°F

Tomorrow:

46.0°F

Sunrise:

07:50

Sunset:

17:15

Day Length:

9 h. 25 min.

Härnösand in October

Minimum:

33.6°F

Average:

35.2°F

Maximum:

37.1°F

Sea water temperature in Härnösand today

As of now, in Härnösand, the water temperature is 46.1°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 0.7°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 49.3°F on 2017, while the historical minimum was 44.8°F on 2021.

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 45.2°F, the minimum temperature may reach 44.4°F, and the maximum might stay at 46.0°F.

Daily water temperature in Härnösand

Date Current Year

actual* / forecast**

last year 10 years average
Oct 7 49.2°F 50.8°F 50.0°F
Oct 8 48.7°F 50.2°F 49.7°F
Oct 9 49.3°F 49.7°F 49.3°F
Oct 10 49.9°F 49.7°F 49.0°F
Oct 11 48.4°F 49.5°F 48.7°F
Oct 12 47.6°F 49.2°F 48.5°F
Oct 13 47.7°F 49.0°F 48.3°F
Oct 14 48.0°F 48.8°F 48.2°F
Oct 15 47.8°F 48.7°F 48.3°F
Oct 16 47.6°F 48.6°F 47.7°F
Oct 17 47.3°F 47.7°F 47.4°F
Oct 18 47.2°F 48.8°F 47.2°F
Oct 19 46.8°F 48.3°F 47.1°F
Oct 20 46.3°F 48.4°F 46.8°F
Oct 21 46.1°F 47.9°F 46.9°F
Oct 22 46.0°F 48.3°F 46.7°F
Oct 23 45.8°F 47.0°F 46.5°F
Oct 24 45.4°F 46.7°F 46.1°F
Oct 25 45.4°F 47.6°F 46.1°F
Oct 26 44.8°F 46.8°F 45.5°F
Oct 27 44.6°F 46.9°F 45.3°F
Oct 28 44.4°F 46.9°F 45.1°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.