Sydney average May sea temperature

Max: 22.2°C / 71.9°F

Avg: 20.7°C / 69.3°F

Min: 18.4°C / 65.1°F

These figures are calculated from several years of recorded data and are the maximum, minimum and average temperatures of all the recorded years

Average daily May sea temperatures


Monthly Sydney water temperature chart

The bar chart below shows the average monthly sea temperatures at Sydney over the year.

  • Jan
    23.3°C
    73.9°F
  • Feb
    23.7°C
    74.7°F
  • Mar
    23.4°C
    74.1°F
  • Apr
    22.7°C
    72.8°F
  • May
    20.7°C
    69.3°F
  • Jun
    19.3°C
    66.8°F
  • Jul
    19.1°C
    66.4°F
  • Aug
    18.8°C
    65.8°F
  • Sep
    18.5°C
    65.3°F
  • Oct
    19.2°C
    66.5°F
  • Nov
    20.6°C
    69°F
  • Dec
    21.9°C
    71.4°F