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Dublin in October

Find out everything about the water temperature in Dublin 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:

53.0 °F

Average:

56.6 °F

Maximum:

60.0 °F

Sea water temperature in Dublin in October

In the city of Dublin, the month of October is too cold for swimming. The minimum recorded temperature during this month was 53.0°F on October 31, 2018, with an average temperature being 56.6°F and a maximum temperature reaching 60.0°F on October 1, 2021.

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 56.6°F throughout the month, with minimal changes.
Date 10 years average 2023 2022
Oct 1 58.1°F 59.5°F 58.4°F
Oct 2 58.0°F 59.4°F 58.5°F
Oct 3 57.8°F 59.4°F 58.4°F
Oct 4 57.7°F 59.2°F 58.2°F
Oct 5 57.6°F 59.1°F 58.0°F
Oct 6 57.5°F 58.9°F 58.0°F
Oct 7 57.4°F 58.6°F 58.0°F
Oct 8 57.3°F 58.6°F 57.6°F
Oct 9 57.2°F 58.6°F 57.5°F
Oct 10 57.0°F 58.4°F 57.3°F
Oct 11 56.9°F 58.3°F 57.3°F
Oct 12 56.9°F 59.0°F 57.2°F
Oct 13 56.8°F 58.7°F 56.6°F
Oct 14 56.6°F 58.6°F 56.7°F
Oct 15 56.4°F 58.1°F 56.5°F
Oct 16 56.4°F 57.8°F 56.3°F
Oct 17 56.2°F 57.6°F 56.2°F
Oct 18 56.2°F 57.3°F 56.0°F
Oct 19 56.1°F 57.1°F 55.6°F
Oct 20 56.1°F 57.2°F 55.7°F
Oct 21 56.1°F 57.1°F 55.7°F
Oct 22 56.0°F 56.6°F 55.8°F
Oct 23 56.0°F 56.5°F 56.5°F
Oct 24 55.9°F 56.4°F 56.6°F
Oct 25 55.9°F 56.4°F 56.8°F
Oct 26 55.9°F 56.5°F 56.8°F
Oct 27 55.8°F 56.2°F 56.9°F
Oct 28 55.6°F 56.4°F 56.7°F
Oct 29 55.4°F 56.2°F 56.9°F
Oct 30 55.3°F 55.8°F 56.7°F
Oct 31 55.2°F 55.8°F 56.5°F

Sea water temperature in Dublin by month

In an average year, Dublin offers no days when the water temperature is warm enough to swim comfortably. The warmest water in Dublin was recorded on August 14, 2022, reaching a 63.0°F. While the coldest temperature occurred on March 11, 2018, dipping to 42.8°F. The average readings by season are 47.4°F in Winter, 48.4°F in Spring, 58.3°F in Summer, and 56.3°F in Autumn. October's average temperature is a slight drop from September's average of 59.1°F. In November, the temperature is expected to decrease further, potentially averaging around 53.2°F.

Popular neighboring cities and resorts

City Water temperature* Distance**
Dún Laoghaire 53.8°F 5mi
Bray 53.4°F 11mi
Greystones 53.0°F 15mi

* current water temperature in this city

** straight line distance from Dublin