The highest day temperature in December 2023 was 32°F. The lowest night temperature was -5°F. The average values for day and night temperatures during December were 16.7°F и 16.5°F respectivly.

The average sea surface temperature in December 2023 for Sortavala was 37.6°F. The maximum and minimum values were 34.8°F and 39.8°F respectively.

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

Precipitation total in December for Sortavala is 3.0 in. It makes december one of the most rainy months of the year.

The average wind speed in December is 11.1 mph. It makes December one of the most windy months of the year for Sortavala.

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 Sortavala in December is 1.0 hours.