Sydney in October
Find out everything about the water temperature in Sydney in October. Average, minimum and maximum recorded temperatures as well as daily temperature in October for the last two years. Compare the current month's sea temperature data with other months of the year.
Water temperature in October
Minimum:
63.1 °F
Average:
66.0 °F
Maximum:
69.8 °F
Sea water temperature in Sydney in October
In the city of Sydney, the month of October is somewhat too cool for swimming. The minimum recorded temperature during this month was 63.1°F on October 15, 2022, with an average temperature being 66.0°F and a maximum temperature reaching 69.8°F on October 7, 2015.
| Date | 10 years average | 2024 | 2023 |
|---|---|---|---|
| Oct 1 | 65.3°F | 64.5°F | 66.5°F |
| Oct 2 | 65.3°F | 65.2°F | 66.7°F |
| Oct 3 | 65.2°F | 65.5°F | 66.5°F |
| Oct 4 | 65.3°F | 64.9°F | 66.6°F |
| Oct 5 | 65.5°F | 65.1°F | 66.3°F |
| Oct 6 | 65.2°F | 65.1°F | 64.3°F |
| Oct 7 | 65.4°F | 65.0°F | 64.5°F |
| Oct 8 | 65.3°F | 65.1°F | 64.6°F |
| Oct 9 | 65.2°F | 65.0°F | 64.2°F |
| Oct 10 | 65.5°F | 65.4°F | 64.7°F |
| Oct 11 | 65.5°F | 64.8°F | 65.4°F |
| Oct 12 | 65.6°F | 65.0°F | 65.4°F |
| Oct 13 | 65.8°F | 66.1°F | 65.6°F |
| Oct 14 | 65.7°F | 65.3°F | 64.9°F |
| Oct 15 | 65.8°F | 65.8°F | 65.7°F |
| Oct 16 | 65.7°F | 65.5°F | 65.8°F |
| Oct 17 | 65.9°F | 65.9°F | 65.7°F |
| Oct 18 | 65.9°F | 67.0°F | 66.2°F |
| Oct 19 | 65.9°F | 66.5°F | 66.3°F |
| Oct 20 | 66.1°F | 67.2°F | 66.1°F |
| Oct 21 | 66.0°F | 66.9°F | 65.8°F |
| Oct 22 | 66.2°F | 66.6°F | 67.1°F |
| Oct 23 | 66.1°F | 65.9°F | 66.6°F |
| Oct 24 | 66.5°F | 67.0°F | 66.8°F |
| Oct 25 | 66.8°F | 67.3°F | 67.1°F |
| Oct 26 | 67.0°F | 67.7°F | 67.1°F |
| Oct 27 | 67.2°F | 67.4°F | 67.4°F |
| Oct 28 | 67.0°F | 66.4°F | 67.7°F |
| Oct 29 | 67.2°F | 67.4°F | 66.2°F |
| Oct 30 | 67.1°F | 68.3°F | 66.2°F |
| Oct 31 | 67.1°F | 67.6°F | 67.6°F |
In Sydney, the months February through March offer comfortable swimming conditions, which amounts to 69 swimming days.
The warmest water in Sydney was recorded on February 2, 2020, reaching a 78.2°F. While the coldest temperature occurred on August 25, 2018, dipping to 59.4°F. The average readings by season are 72.7°F in Winter, 71.6°F in Spring, 64.9°F in Summer, and 66.0°F in Autumn.
The average temperature in October is slightly warmer than September's average of 63.7°F. And in November, the temperature is expected to rise further, potentially reaching an average of 68.2°F.