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Sydney in May

Find out everything about the water temperature in Sydney in May. Average, minimum and maximum recorded temperatures as well as daily temperature in May for the last two years. Compare the current month's sea temperature data with other months of the year.
Water temperature in May
Minimum:

65.0 °F

Average:

69.4 °F

Maximum:

73.5 °F

Sea water temperature in Sydney in May

In the city of Sydney, the month of May is somewhat comfortable for swimming. The minimum recorded temperature during this month was 65.0°F on May 28, 2021, with an average temperature being 69.4°F and a maximum temperature reaching 73.5°F on May 1, 2022.

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 May, the sea temperature remains relatively stable. The average temperature stays close to 69.4°F throughout the month, with minimal changes.
Date 10 years average 2024 2023
May 1 70.8°F 69.7°F 72.0°F
May 2 70.8°F 70.2°F 72.5°F
May 3 70.5°F 70.4°F 72.7°F
May 4 70.3°F 70.3°F 72.3°F
May 5 70.4°F 70.4°F 72.2°F
May 6 70.5°F 70.4°F 72.1°F
May 7 70.3°F 70.5°F 71.6°F
May 8 70.1°F 70.3°F 71.0°F
May 9 70.1°F 70.1°F 70.1°F
May 10 69.9°F 70.0°F 70.0°F
May 11 69.6°F 69.7°F 70.0°F
May 12 69.4°F 69.4°F 69.6°F
May 13 69.2°F 69.3°F 69.5°F
May 14 69.1°F 69.1°F 69.0°F
May 15 68.9°F 68.3°F 68.8°F
May 16 68.9°F 68.2°F 69.1°F
May 17 69.0°F 68.2°F 69.3°F
May 18 69.0°F 68.2°F 69.4°F
May 19 69.3°F 68.0°F 68.7°F
May 20 69.1°F 67.8°F 67.8°F
May 21 69.0°F 67.7°F 68.0°F
May 22 69.1°F 67.8°F 68.6°F
May 23 69.2°F 67.9°F 68.1°F
May 24 69.1°F 67.9°F 67.9°F
May 25 69.1°F 67.9°F 67.8°F
May 26 68.8°F 67.6°F 67.5°F
May 27 68.5°F 67.3°F 67.3°F
May 28 68.5°F 67.3°F 67.0°F
May 29 68.5°F 67.2°F 66.7°F
May 30 68.4°F 67.2°F 66.5°F
May 31 68.2°F 67.0°F 66.4°F

Sea water temperature in Sydney by month

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, 65.0°F in Summer, and 65.9°F in Autumn. May's average temperature is a slight drop from April's average of 71.6°F. In June, the temperature is expected to decrease further, potentially averaging around 67.0°F.