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Härnösand in October

Find out everything about the water temperature in Härnösand in October. Average, minimum and maximum recorded temperatures as well as daily temperature in October for the last two years. Compare the current month's sea temperature data with other months of the year.
Water temperature in October
Minimum:

40.7 °F

Average:

47.9 °F

Maximum:

55.4 °F

Sea water temperature in Härnösand in October

In the city of Härnösand, the month of October is too cold for swimming. The minimum recorded temperature during this month was 40.7°F on October 28, 2015, with an average temperature being 47.9°F and a maximum temperature reaching 55.4°F on October 1, 2023.

Swing in the water of such temperature might lead to potential hypothermia within just a few minutes. Throughout the month of October, the sea temperature gradually gets colder. Starting with an average temperature of 50.5°F at the beginning of the month, it steadily decreases to around 45.6°F by the end.
Date 10 years average 2024 2023
Oct 1 52.0°F 52.0°F 55.4°F
Oct 2 51.7°F 52.1°F 53.4°F
Oct 3 51.2°F 51.4°F 53.5°F
Oct 4 50.9°F 51.3°F 53.7°F
Oct 5 50.7°F 50.9°F 53.7°F
Oct 6 50.3°F 51.0°F 54.0°F
Oct 7 50.1°F 50.8°F 53.5°F
Oct 8 49.8°F 50.2°F 53.2°F
Oct 9 49.3°F 49.7°F 52.7°F
Oct 10 48.9°F 49.7°F 51.7°F
Oct 11 48.7°F 49.5°F 51.1°F
Oct 12 48.5°F 49.2°F 51.0°F
Oct 13 48.3°F 49.0°F 51.3°F
Oct 14 48.1°F 48.8°F 51.1°F
Oct 15 48.3°F 48.7°F 50.8°F
Oct 16 47.6°F 48.6°F 50.2°F
Oct 17 47.3°F 47.7°F 49.0°F
Oct 18 47.2°F 48.8°F 48.6°F
Oct 19 47.0°F 48.3°F 49.3°F
Oct 20 46.9°F 48.4°F 48.2°F
Oct 21 46.8°F 47.9°F 47.2°F
Oct 22 46.7°F 48.3°F 46.4°F
Oct 23 46.4°F 47.0°F 45.6°F
Oct 24 46.1°F 46.7°F 45.2°F
Oct 25 46.0°F 47.6°F 44.7°F
Oct 26 45.4°F 46.8°F 44.1°F
Oct 27 45.2°F 46.9°F 44.3°F
Oct 28 45.0°F 46.9°F 44.1°F
Oct 29 44.9°F 46.3°F 44.5°F
Oct 30 44.7°F 46.1°F 44.2°F
Oct 31 44.5°F 46.5°F 44.1°F

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 26, 2014, reaching a 70.9°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 48.6°F in Autumn. October's average temperature is a slight drop from September's average of 55.8°F. In November, the temperature is expected to decrease further, potentially averaging around 42.0°F.