The highest day temperature in December 2023 was 42°F. The lowest night temperature was 24°F. The average values for day and night temperatures during December were 33.5°F и 32.8°F respectivly.

The average sea surface temperature in December 2023 for Sitka was 43.8°F. The maximum and minimum values were 42.4°F and 45.0°F respectively.

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

Precipitation total in December for Sitka is 5.0 in. It makes december the most rainy month of the year.

The average wind speed in December is 7.4 mph. It makes December one of the most windy months of the year for Sitka.

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 Sitka in December is 1.8 hours.