The highest day temperature in December 2025 was 53°F. The lowest night temperature was 30°F. The average values for day and night temperatures during December were 43.0°F и 41.4°F respectivly.

The average sea surface temperature in December 2025 for Ilich was 46.7°F. The maximum and minimum values were 42.4°F and 53.6°F respectively.

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

Precipitation total in December for Ilich is 0.5 in. This value is relatively stable throughout the year.

The average wind speed in December is 15.0 mph. It makes December one of the most windy months of the year for Ilich.

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 Ilich in December is 3.7 hours.