The highest day temperature in December 2023 was 54°F. The lowest night temperature was 26°F. The average values for day and night temperatures during December were 43.6°F и 41.2°F respectivly.

The average sea surface temperature in December 2023 for Groningen was 42.5°F. The maximum and minimum values were 40.8°F and 44.4°F respectively.

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

Precipitation total in December for Groningen is 2.1 in. It makes december one of the most rainy months of the year.

The average wind speed in December is 12.8 mph. It makes December one of the most windy months of the year for Groningen.

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 Groningen in December is 2.3 hours.