Cape Town average August sea temperature

Max: 16.3°C / 61.3°F

Avg: 15.2°C / 59.3°F

Min: 13.6°C / 56.5°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 August sea temperatures


Monthly Cape Town water temperature chart

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

  • Jan
    18.5°C
    65.3°F
  • Feb
    18°C
    64.5°F
  • Mar
    18.2°C
    64.8°F
  • Apr
    16.6°C
    61.9°F
  • May
    16.4°C
    61.6°F
  • Jun
    16.1°C
    60.9°F
  • Jul
    15.2°C
    59.3°F
  • Aug
    15.2°C
    59.3°F
  • Sep
    15.3°C
    59.5°F
  • Oct
    15.9°C
    60.7°F
  • Nov
    17.1°C
    62.7°F
  • Dec
    18°C
    64.4°F