The highest day temperature in December 2025 was 59°F. The lowest night temperature was 14°F. The average values for day and night temperatures during December were 40.9°F и 30.6°F respectivly.

The average sea surface temperature in December 2025 for Saint Michaels was 39.1°F. The maximum and minimum values were 33.2°F and 47.6°F respectively.

Most of the days in December are sunny but you can also expect cloudy and gloomy days.

Precipitation total in December for Saint Michaels is 1.1 in.

The average wind speed in December is 10.7 mph.

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Saint Michaels in December is 5.6 hours.