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Perth in October

Find out everything about the water temperature in Perth 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:

60.9 °F

Average:

65.5 °F

Maximum:

69.3 °F

Sea water temperature in Perth in October

In the city of Perth, the month of October is somewhat too cool for swimming. The minimum recorded temperature during this month was 60.9°F on October 2, 2016, with an average temperature being 65.5°F and a maximum temperature reaching 69.3°F on October 31, 2020.

Most people would find such water temperature somewhat too cold for swimming. In October, the sea temperature remains relatively stable. The average temperature stays close to 65.5°F throughout the month, with minimal changes.
Date 10 years average 2023 2022
Oct 1 64.1°F 65.9°F 65.2°F
Oct 2 64.2°F 65.7°F 65.2°F
Oct 3 64.3°F 65.6°F 65.4°F
Oct 4 64.3°F 65.2°F 64.4°F
Oct 5 64.2°F 65.0°F 64.3°F
Oct 6 64.4°F 65.3°F 64.3°F
Oct 7 64.4°F 65.6°F 64.7°F
Oct 8 64.6°F 66.2°F 65.0°F
Oct 9 64.7°F 67.0°F 64.9°F
Oct 10 65.0°F 67.2°F 65.1°F
Oct 11 65.2°F 67.5°F 65.2°F
Oct 12 65.2°F 67.4°F 64.9°F
Oct 13 65.2°F 66.7°F 64.4°F
Oct 14 65.3°F 67.1°F 64.2°F
Oct 15 65.3°F 67.7°F 64.6°F
Oct 16 65.3°F 67.8°F 64.3°F
Oct 17 65.4°F 68.0°F 65.2°F
Oct 18 65.6°F 68.0°F 65.2°F
Oct 19 65.7°F 68.5°F 65.8°F
Oct 20 65.9°F 68.8°F 65.9°F
Oct 21 66.0°F 68.6°F 66.1°F
Oct 22 66.1°F 68.8°F 65.9°F
Oct 23 66.2°F 68.5°F 66.3°F
Oct 24 66.3°F 68.5°F 66.3°F
Oct 25 66.3°F 68.2°F 67.4°F
Oct 26 66.5°F 67.8°F 67.3°F
Oct 27 66.9°F 68.3°F 67.5°F
Oct 28 66.9°F 68.7°F 66.8°F
Oct 29 67.0°F 69.1°F 66.9°F
Oct 30 66.9°F 69.0°F 66.3°F
Oct 31 66.9°F 68.5°F 65.7°F

Sea water temperature in Perth by month

In Perth, the months January through March offer comfortable swimming conditions, which amounts to 73 swimming days. The warmest water in Perth was recorded on February 27, 2022, reaching a 77.3°F. While the coldest temperature occurred on September 6, 2018, dipping to 60.8°F. The average readings by season are 73.1°F in Winter, 70.7°F in Spring, 64.9°F in Summer, and 65.7°F in Autumn. The average temperature in October is slightly warmer than September's average of 63.3°F. And in November, the temperature is expected to rise further, potentially reaching an average of 68.4°F.