The highest day temperature in January 2026 was 36°F. The lowest night temperature was 11°F. The average values for day and night temperatures during January were 27.4°F и 24.5°F respectivly.

The average sea surface temperature in January 2026 for Ustka was 35.2°F. The maximum and minimum values were 32.8°F and 39.0°F respectively.

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

Precipitation total in January for Ustka is 1.7 in. It makes january one of the most rainy months of the year.

The average wind speed in January is 14.8 mph. It makes January one of the most windy months of the year for Ustka.

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 Ustka in January is 2.5 hours.