The highest day temperature in January 2024 was 40°F. The lowest night temperature was -8°F. The average values for day and night temperatures during January were 21.6°F и 18.2°F respectivly.

The average sea surface temperature in January 2024 for Juneau was 38.3°F. The maximum and minimum values were 37.2°F and 39.4°F respectively.

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

Precipitation total in January for Juneau is 4.6 in. It makes january one of the most rainy months of the year.

The average wind speed in January is 7.3 mph. It makes January one of the most windy months of the year for Juneau.

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 Juneau in January is 1.9 hours.