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Newport in December

Find out everything about the water temperature in Newport 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:

42.8 °F

Average:

47.4 °F

Maximum:

52.1 °F

Sea water temperature in Newport in December

In the city of Newport, the month of December is too cold for swimming. The minimum recorded temperature during this month was 42.8°F on December 16, 2022, with an average temperature being 47.4°F and a maximum temperature reaching 52.1°F on December 8, 2015.

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 47.4°F throughout the month, with minimal changes.
Date 10 years average 2023 2022
Dec 1 49.8°F 48.7°F 50.1°F
Dec 2 49.4°F 48.2°F 50.1°F
Dec 3 49.4°F 48.3°F 49.4°F
Dec 4 49.0°F 48.4°F 48.7°F
Dec 5 48.6°F 48.3°F 48.8°F
Dec 6 48.5°F 47.2°F 48.9°F
Dec 7 48.3°F 47.3°F 46.4°F
Dec 8 48.0°F 46.6°F 46.2°F
Dec 9 47.6°F 46.1°F 46.5°F
Dec 10 47.3°F 46.5°F 45.5°F
Dec 11 47.3°F 47.0°F 45.2°F
Dec 12 47.1°F 46.7°F 45.5°F
Dec 13 46.9°F 46.3°F 45.7°F
Dec 14 46.9°F 46.2°F 46.0°F
Dec 15 46.7°F 46.7°F 44.6°F
Dec 16 46.4°F 45.4°F 42.8°F
Dec 17 46.5°F 45.8°F 43.2°F
Dec 18 46.5°F 46.0°F 43.6°F
Dec 19 46.7°F 46.3°F 44.1°F
Dec 20 47.3°F 46.9°F 45.0°F
Dec 21 46.9°F 46.5°F 44.1°F
Dec 22 46.9°F 46.5°F 43.4°F
Dec 23 47.1°F 49.6°F 43.4°F
Dec 24 46.7°F 46.5°F 43.5°F
Dec 25 46.6°F 46.8°F 44.7°F
Dec 26 46.6°F 47.0°F 43.6°F
Dec 27 46.7°F 47.1°F 44.1°F
Dec 28 46.6°F 47.2°F 44.4°F
Dec 29 46.7°F 48.4°F 44.3°F
Dec 30 46.5°F 48.3°F 44.5°F
Dec 31 46.6°F 48.2°F 44.8°F

Sea water temperature in Newport by month

In an average year, Newport offers no days when the water temperature is warm enough to swim comfortably. The warmest water in Newport was recorded on July 24, 2021, reaching a 71.9°F. While the coldest temperature occurred on March 4, 2018, dipping to 39.7°F. The average readings by season are 45.4°F in Winter, 50.1°F in Spring, 64.3°F in Summer, and 57.9°F in Autumn. December's average temperature is a slight drop from November's average of 52.5°F. In January, the temperature is expected to decrease further, potentially averaging around 44.9°F.

Popular neighboring cities and resorts

City Water temperature* Distance**
Cardiff 57.4°F 11mi
Barry 58.0°F 18mi
Bristol 55.4°F 20mi
Swansea 57.6°F 41mi

* current water temperature in this city

** straight line distance from Newport