The highest day temperature in July 2023 was 66°F. The lowest night temperature was 49°F. The average values for day and night temperatures during July were 60.8°F и 53.8°F respectivly.

The average sea surface temperature in July 2023 for Juneau was 57.4°F. The maximum and minimum values were 54.2°F and 61.0°F respectively.

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

Precipitation total in July for Juneau is 1.8 in. It makes july the least rainy month of the year.

The average wind speed in July is 3.6 mph. It makes July the most windless month 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 July is 6.5 hours.