The highest day temperature in January 2024 was 36°F. The lowest night temperature was -13°F. The average values for day and night temperatures during January were 22.6°F и 17.2°F respectivly.

The average sea surface temperature in January 2024 for Green Bay was 31.3°F. The maximum and minimum values were 30.2°F and 33.2°F respectively.

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

Precipitation total in January for Green Bay is 0.5 in. It makes january one of the least rainy months of the year.

The average wind speed in January is 8.9 mph. It makes January one of the most windless months of the year for Green Bay.

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 Green Bay in January is 2.9 hours.