Cortez average December sea temperature

Max: 22.6°C / 72.6°F

Avg: 20.6°C / 69.1°F

Min: 18.9°C / 66.0°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 December sea temperatures


Monthly Cortez water temperature chart

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

  • Jan
    17.8°C
    64°F
  • Feb
    18.1°C
    64.5°F
  • Mar
    19.3°C
    66.8°F
  • Apr
    22.9°C
    73.2°F
  • May
    25.7°C
    78.3°F
  • Jun
    28°C
    82.4°F
  • Jul
    29.6°C
    85.2°F
  • Aug
    30.5°C
    86.8°F
  • Sep
    29.3°C
    84.7°F
  • Oct
    27.5°C
    81.5°F
  • Nov
    24.1°C
    75.3°F
  • Dec
    20.6°C
    69.1°F