Geelong in December
Find out everything about the water temperature in Geelong 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:
61.5 °F
Average:
65.5 °F
Maximum:
70.5 °F
Sea water temperature in Geelong in December
In the city of Geelong, the month of December is somewhat too cool for swimming. The minimum recorded temperature during this month was 61.5°F on December 5, 2019, with an average temperature being 65.5°F and a maximum temperature reaching 70.5°F on December 31, 2019.
| Date | 10 years average | 2023 | 2022 |
|---|---|---|---|
| Dec 1 | 64.0°F | 64.3°F | 62.3°F |
| Dec 2 | 63.9°F | 63.9°F | 61.6°F |
| Dec 3 | 64.0°F | 64.4°F | 63.0°F |
| Dec 4 | 64.2°F | 64.7°F | 64.4°F |
| Dec 5 | 64.2°F | 65.4°F | 64.5°F |
| Dec 6 | 64.2°F | 65.2°F | 64.4°F |
| Dec 7 | 64.3°F | 65.3°F | 64.7°F |
| Dec 8 | 64.3°F | 65.4°F | 64.4°F |
| Dec 9 | 64.3°F | 65.3°F | 64.1°F |
| Dec 10 | 64.3°F | 65.1°F | 63.7°F |
| Dec 11 | 64.4°F | 65.1°F | 64.4°F |
| Dec 12 | 64.6°F | 65.3°F | 64.4°F |
| Dec 13 | 64.9°F | 65.9°F | 64.2°F |
| Dec 14 | 65.2°F | 66.9°F | 63.6°F |
| Dec 15 | 65.2°F | 67.3°F | 62.9°F |
| Dec 16 | 65.3°F | 67.0°F | 62.4°F |
| Dec 17 | 65.4°F | 66.8°F | 62.9°F |
| Dec 18 | 65.7°F | 66.5°F | 63.3°F |
| Dec 19 | 66.0°F | 66.8°F | 63.8°F |
| Dec 20 | 66.1°F | 66.9°F | 64.6°F |
| Dec 21 | 66.2°F | 66.7°F | 65.1°F |
| Dec 22 | 66.1°F | 66.8°F | 65.3°F |
| Dec 23 | 66.2°F | 66.8°F | 65.8°F |
| Dec 24 | 66.2°F | 66.4°F | 65.6°F |
| Dec 25 | 66.6°F | 66.1°F | 67.2°F |
| Dec 26 | 66.8°F | 66.2°F | 68.1°F |
| Dec 27 | 66.9°F | 66.5°F | 68.6°F |
| Dec 28 | 67.2°F | 66.6°F | 69.9°F |
| Dec 29 | 67.4°F | 67.3°F | 68.9°F |
| Dec 30 | 67.7°F | 67.6°F | 68.5°F |
| Dec 31 | 67.8°F | 67.2°F | 69.0°F |
In an average year, Geelong offers no days when the water temperature is warm enough to swim comfortably.
The warmest water in Geelong was recorded on January 26, 2022, reaching a 73.4°F. While the coldest temperature occurred on August 9, 2015, dipping to 50.7°F. The average readings by season are 67.9°F in Winter, 63.6°F in Spring, 54.3°F in Summer, and 58.4°F in Autumn.
The average temperature in December is slightly warmer than November's average of 62.0°F. And in January, the temperature is expected to rise further, potentially reaching an average of 68.9°F.