All data are in degrees Fahrenheit

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Hafnarfjörður in October

Find out everything about the water temperature in Hafnarfjörður 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:

43.5 °F

Average:

46.7 °F

Maximum:

50.0 °F

Sea water temperature in Hafnarfjörður in October

In the city of Hafnarfjörður, the month of October is too cold for swimming. The minimum recorded temperature during this month was 43.5°F on October 31, 2018, with an average temperature being 46.7°F and a maximum temperature reaching 50.0°F on October 2, 2017.

Swing in the water of such temperature might lead to potential hypothermia within just a few minutes. In October, the sea temperature remains relatively stable. The average temperature stays close to 46.7°F throughout the month, with minimal changes.
Date 10 years average 2024 2023
Oct 1 48.9°F 47.1°F 50.0°F
Oct 2 48.7°F 47.0°F 49.8°F
Oct 3 48.5°F 46.9°F 49.7°F
Oct 4 48.3°F 46.9°F 49.7°F
Oct 5 48.1°F 46.6°F 49.3°F
Oct 6 48.0°F 46.7°F 49.1°F
Oct 7 47.9°F 46.4°F 48.9°F
Oct 8 47.8°F 46.4°F 48.7°F
Oct 9 47.6°F 46.1°F 48.6°F
Oct 10 47.5°F 46.0°F 48.7°F
Oct 11 47.4°F 46.3°F 48.5°F
Oct 12 47.1°F 45.7°F 48.3°F
Oct 13 46.9°F 45.6°F 48.1°F
Oct 14 46.7°F 45.3°F 47.7°F
Oct 15 46.6°F 45.0°F 47.4°F
Oct 16 46.5°F 45.1°F 47.2°F
Oct 17 46.5°F 44.8°F 47.0°F
Oct 18 46.3°F 44.8°F 46.7°F
Oct 19 46.3°F 44.7°F 46.6°F
Oct 20 46.1°F 44.6°F 46.5°F
Oct 21 46.1°F 44.8°F 46.4°F
Oct 22 46.1°F 44.6°F 46.5°F
Oct 23 45.9°F 44.6°F 46.3°F
Oct 24 45.7°F 44.5°F 46.2°F
Oct 25 45.7°F 44.5°F 46.1°F
Oct 26 45.6°F 44.4°F 46.5°F
Oct 27 45.4°F 44.3°F 46.3°F
Oct 28 45.4°F 44.2°F 46.4°F
Oct 29 45.2°F 44.0°F 46.1°F
Oct 30 45.1°F 43.7°F 46.1°F
Oct 31 44.9°F 43.6°F 45.7°F

Sea water temperature in Hafnarfjörður by month

In an average year, Hafnarfjörður offers no days when the water temperature is warm enough to swim comfortably. The warmest water in Hafnarfjörður was recorded on August 15, 2021, reaching a 56.3°F. While the coldest temperature occurred on January 24, 2023, dipping to 33.8°F. The average readings by season are 37.7°F in Winter, 40.7°F in Spring, 51.5°F in Summer, and 46.8°F in Autumn. October's average temperature is a slight drop from September's average of 50.5°F. In November, the temperature is expected to decrease further, potentially averaging around 43.3°F.

Popular neighboring cities and resorts

City Water temperature* Distance**
Kópavogur 36.9°F 3mi
Álftanes 37.0°F 3mi
Reykjavík 36.9°F 5mi
Akranes 36.8°F 18mi
Keflavík 40.3°F 19mi

* current water temperature in this city

** straight line distance from Hafnarfjörður