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Hamilton in December

Find out everything about the water temperature in Hamilton 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 water temperature data with other months of the year.
Water temperature in December
Minimum:

37.7 °F

Average:

40.8 °F

Maximum:

46.8 °F

Water temperature in Hamilton in December

In the city of Hamilton, the month of December is too cold for swimming. The minimum recorded temperature during this month was 37.7°F on December 31, 2017, with an average temperature being 40.8°F and a maximum temperature reaching 46.8°F on December 1, 2024.

Swing in the water of such temperature might lead to potential hypothermia within just a few minutes. In December, the water temperature remains relatively stable. The average temperature stays close to 40.8°F throughout the month, with minimal changes.
Date 10 years average 2024 2023
Dec 1 42.7°F 46.8°F 41.7°F
Dec 2 42.7°F 46.3°F 41.6°F
Dec 3 42.3°F 45.2°F 41.6°F
Dec 4 42.2°F 45.0°F 41.7°F
Dec 5 42.0°F 45.2°F 41.4°F
Dec 6 42.2°F 44.5°F 41.5°F
Dec 7 42.2°F 44.5°F 41.6°F
Dec 8 41.9°F 44.0°F 41.3°F
Dec 9 41.6°F 42.3°F 41.4°F
Dec 10 41.5°F 41.8°F 41.1°F
Dec 11 41.4°F 41.4°F 40.8°F
Dec 12 41.2°F 41.0°F 40.6°F
Dec 13 41.4°F 42.6°F 40.8°F
Dec 14 41.0°F 42.4°F 40.6°F
Dec 15 40.9°F 41.9°F 39.7°F
Dec 16 40.9°F 41.9°F 40.8°F
Dec 17 40.7°F 41.9°F 40.7°F
Dec 18 40.7°F 41.9°F 40.6°F
Dec 19 40.7°F 41.7°F 40.5°F
Dec 20 40.4°F 41.6°F 40.2°F
Dec 21 40.4°F 41.4°F 40.3°F
Dec 22 40.1°F 41.1°F 40.1°F
Dec 23 39.8°F 40.8°F 39.8°F
Dec 24 39.7°F 40.6°F 39.3°F
Dec 25 39.9°F 40.8°F 38.9°F
Dec 26 39.4°F 40.4°F 38.6°F
Dec 27 39.0°F 39.9°F 38.2°F
Dec 28 38.8°F 39.7°F 37.9°F
Dec 29 38.8°F 39.8°F 39.0°F
Dec 30 38.8°F 39.7°F 39.0°F
Dec 31 38.8°F 39.7°F 38.8°F

Water temperature in Hamilton by month

In an average year, Hamilton offers no days when the water temperature is warm enough to swim comfortably. The warmest water in Hamilton was recorded on August 28, 2021, reaching a 77.8°F. While the coldest temperature occurred on February 20, 2015, dipping to 32.0°F. The average readings by season are 37.9°F in Winter, 40.6°F in Spring, 65.8°F in Summer, and 57.8°F in Autumn. December's average temperature is a slight drop from November's average of 47.0°F. In January, the temperature is expected to decrease further, potentially averaging around 37.2°F.