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Geraldton in December

Find out everything about the water temperature in Geraldton 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:

68.3 °F

Average:

73.0 °F

Maximum:

77.9 °F

Sea water temperature in Geraldton in December

In the city of Geraldton, the month of December is somewhat comfortable for swimming. The minimum recorded temperature during this month was 68.3°F on December 4, 2018, with an average temperature being 73.0°F and a maximum temperature reaching 77.9°F on December 24, 2024.

While some may find it enjoyable for a brief swim, others might consider it a bit too cold for extended periods in the water. In December, the sea temperature remains relatively stable. The average temperature stays close to 73.0°F throughout the month, with minimal changes.
Date 10 years average 2024 2023
Dec 1 71.3°F 71.4°F 74.4°F
Dec 2 71.4°F 71.6°F 74.5°F
Dec 3 71.4°F 71.6°F 73.9°F
Dec 4 71.5°F 72.0°F 73.9°F
Dec 5 71.5°F 71.9°F 74.2°F
Dec 6 71.7°F 71.9°F 74.6°F
Dec 7 71.9°F 72.4°F 75.4°F
Dec 8 72.2°F 72.8°F 75.2°F
Dec 9 72.1°F 73.0°F 74.9°F
Dec 10 72.3°F 73.9°F 74.7°F
Dec 11 72.6°F 74.6°F 74.9°F
Dec 12 72.8°F 74.9°F 74.6°F
Dec 13 72.8°F 75.3°F 74.8°F
Dec 14 73.1°F 75.7°F 75.0°F
Dec 15 73.0°F 75.7°F 74.9°F
Dec 16 73.1°F 75.2°F 75.4°F
Dec 17 72.9°F 75.2°F 75.0°F
Dec 18 73.0°F 75.6°F 74.5°F
Dec 19 73.1°F 75.3°F 74.8°F
Dec 20 72.9°F 75.4°F 74.6°F
Dec 21 73.3°F 75.6°F 75.7°F
Dec 22 73.6°F 76.2°F 75.5°F
Dec 23 74.0°F 77.3°F 75.3°F
Dec 24 74.3°F 77.9°F 75.7°F
Dec 25 74.4°F 76.7°F 76.0°F
Dec 26 74.4°F 75.8°F 75.6°F
Dec 27 74.3°F 75.6°F 75.9°F
Dec 28 74.3°F 75.3°F 75.7°F
Dec 29 74.4°F 75.3°F 75.7°F
Dec 30 74.2°F 75.1°F 76.9°F
Dec 31 74.0°F 75.6°F 75.7°F

Sea water temperature in Geraldton by month

In Geraldton, the months January through April offer comfortable swimming conditions, which amounts to 117 swimming days. The warmest water in Geraldton was recorded on February 6, 2025, reaching a 80.1°F. While the coldest temperature occurred on September 20, 2016, dipping to 64.0°F. The average readings by season are 74.4°F in Winter, 73.3°F in Spring, 67.9°F in Summer, and 67.9°F in Autumn. The average temperature in December is slightly warmer than November's average of 70.0°F. And in January, the temperature is expected to rise further, potentially reaching an average of 74.5°F.