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Anchorage in October

Find out everything about the water temperature in Anchorage 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:

37.9 °F

Average:

45.4 °F

Maximum:

52.7 °F

Sea water temperature in Anchorage in October

In the city of Anchorage, the month of October is too cold for swimming. The minimum recorded temperature during this month was 37.9°F on October 31, 2023, with an average temperature being 45.4°F and a maximum temperature reaching 52.7°F on October 1, 2018.

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 48.3°F at the beginning of the month, it steadily decreases to around 42.5°F by the end.
Date 10 years average 2024 2023
Oct 1 49.8°F 49.4°F 49.0°F
Oct 2 49.5°F 48.6°F 48.6°F
Oct 3 49.1°F 48.5°F 48.3°F
Oct 4 48.7°F 47.6°F 47.8°F
Oct 5 48.3°F 47.4°F 47.2°F
Oct 6 48.1°F 47.4°F 47.1°F
Oct 7 48.0°F 47.2°F 46.9°F
Oct 8 47.5°F 46.7°F 46.6°F
Oct 9 47.3°F 46.3°F 46.4°F
Oct 10 47.1°F 46.2°F 46.1°F
Oct 11 46.9°F 45.6°F 46.0°F
Oct 12 46.7°F 45.9°F 45.8°F
Oct 13 46.5°F 45.8°F 45.6°F
Oct 14 46.2°F 45.7°F 45.5°F
Oct 15 46.0°F 45.9°F 45.5°F
Oct 16 45.5°F 45.3°F 43.7°F
Oct 17 45.4°F 44.9°F 43.8°F
Oct 18 45.1°F 44.7°F 43.5°F
Oct 19 44.9°F 43.5°F 43.2°F
Oct 20 44.4°F 43.1°F 43.4°F
Oct 21 44.1°F 42.5°F 42.8°F
Oct 22 43.7°F 42.5°F 41.9°F
Oct 23 43.0°F 41.5°F 41.3°F
Oct 24 42.8°F 41.4°F 41.2°F
Oct 25 42.5°F 41.0°F 40.2°F
Oct 26 42.3°F 41.0°F 40.4°F
Oct 27 42.3°F 39.9°F 40.3°F
Oct 28 41.9°F 39.3°F 38.6°F
Oct 29 41.8°F 39.5°F 38.2°F
Oct 30 41.8°F 39.7°F 38.5°F
Oct 31 41.3°F 38.3°F 37.9°F

Sea water temperature in Anchorage by month

In an average year, Anchorage offers no days when the water temperature is warm enough to swim comfortably. The warmest water in Anchorage was recorded on July 11, 2019, reaching a 62.4°F. While the coldest temperature occurred on February 1, 2014, dipping to 32.0°F. The average readings by season are 36.3°F in Winter, 38.1°F in Spring, 56.3°F in Summer, and 45.8°F in Autumn. October's average temperature is a slight drop from September's average of 53.4°F. In November, the temperature is expected to decrease further, potentially averaging around 38.5°F.