All data are in degrees Fahrenheit

en

Aberystwyth in December

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

44.9 °F

Average:

48.1 °F

Maximum:

51.9 °F

Sea water temperature in Aberystwyth in December

In the city of Aberystwyth, the month of December is too cold for swimming. The minimum recorded temperature during this month was 44.9°F on December 28, 2024, with an average temperature being 48.1°F and a maximum temperature reaching 51.9°F on December 1, 2014.

Swing in the water of such temperature might lead to potential hypothermia within just a few minutes. In December, the sea temperature remains relatively stable. The average temperature stays close to 48.1°F throughout the month, with minimal changes.
Date 10 years average 2024 2023
Dec 1 49.9°F 50.3°F 49.9°F
Dec 2 49.6°F 50.2°F 49.4°F
Dec 3 49.6°F 49.9°F 49.4°F
Dec 4 49.6°F 50.2°F 49.4°F
Dec 5 49.5°F 50.1°F 48.9°F
Dec 6 49.2°F 49.9°F 48.7°F
Dec 7 49.1°F 49.8°F 48.8°F
Dec 8 49.1°F 49.5°F 48.3°F
Dec 9 48.8°F 48.0°F 48.2°F
Dec 10 48.7°F 48.5°F 48.3°F
Dec 11 48.7°F 48.3°F 48.6°F
Dec 12 48.5°F 48.1°F 48.8°F
Dec 13 48.3°F 48.0°F 48.5°F
Dec 14 48.1°F 48.0°F 48.1°F
Dec 15 47.9°F 47.8°F 48.1°F
Dec 16 47.6°F 47.6°F 46.6°F
Dec 17 47.5°F 47.8°F 46.2°F
Dec 18 47.4°F 47.7°F 46.3°F
Dec 19 47.4°F 48.3°F 46.1°F
Dec 20 47.5°F 47.9°F 46.2°F
Dec 21 47.5°F 48.0°F 47.8°F
Dec 22 47.6°F 47.7°F 47.7°F
Dec 23 47.5°F 47.2°F 48.2°F
Dec 24 47.4°F 46.9°F 48.2°F
Dec 25 47.4°F 46.1°F 48.5°F
Dec 26 47.3°F 45.4°F 48.8°F
Dec 27 47.3°F 45.7°F 48.7°F
Dec 28 47.0°F 44.9°F 48.4°F
Dec 29 46.9°F 45.3°F 48.3°F
Dec 30 47.2°F 45.5°F 48.6°F
Dec 31 46.9°F 45.2°F 48.3°F

Sea water temperature in Aberystwyth by month

In an average year, Aberystwyth offers no days when the water temperature is warm enough to swim comfortably. The warmest water in Aberystwyth was recorded on July 23, 2021, reaching a 68.8°F. While the coldest temperature occurred on March 9, 2018, dipping to 40.5°F. The average readings by season are 46.3°F in Winter, 49.4°F in Spring, 62.3°F in Summer, and 57.7°F in Autumn. December's average temperature is a slight drop from November's average of 52.9°F. In January, the temperature is expected to decrease further, potentially averaging around 45.9°F.

Popular neighboring cities and resorts

City Water temperature* Distance**
Caernarfon 45.4°F 51mi
Swansea 45.8°F 55mi
Bangor 46.5°F 56mi
Conwy 46.0°F 61mi

* current water temperature in this city

** straight line distance from Aberystwyth