São Luís average December sea temperature

Max: 29.1°C / 84.4°F

Avg: 28°C / 82.4°F

Min: 27.2°C / 81.0°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 São Luís water temperature chart

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

  • Jan
    28.6°C
    83.4°F
  • Feb
    28.8°C
    83.8°F
  • Mar
    28.9°C
    84.1°F
  • Apr
    28.6°C
    83.4°F
  • May
    28.7°C
    83.6°F
  • Jun
    28.3°C
    83°F
  • Jul
    28.2°C
    82.7°F
  • Aug
    27.8°C
    82°F
  • Sep
    27.3°C
    81.2°F
  • Oct
    27.5°C
    81.5°F
  • Nov
    27.8°C
    82°F
  • Dec
    28°C
    82.4°F