World Resorts USA Juneau Weather

Juneau weather in August

Weather in Juneau: August

Average day temperature: 57.5°F
Average night temperature: 52.4°F
Sea water temperature: 56.1°F
Number of sunny days: 5 days
Day length: 14.1 - 16.5 hours
Number of rainy days: 8 days
Precipitation totals: 4.0 in.

Air temperature in August, °F

Show year:
2024
2023
2022

The highest day temperature during August of 2024 was 67°F. At the same time the lowest night temperature was 38°F. Day and night temperature averages during August were 56.5°F and 48.8°F.

Sea water temperature in Juneau in August, °F

Show year:
2024
2023
2022

The average sea water temperature in August of 2024 was 55.8°F. The highest and lowest sea temperatures during the month were 57.7°F and 54.5°F.

Sunny, partly cloudy and cloudy days

Mostly all days in August are cloudy but sunny and partly cloudy days are also possible.

Precipitation total in August, in.

Precipitation total value in Juneau in August is 4.0 in. Other months of the year show relatively similar values.

Wind speed in August, mph

The average wind speed value in August is 4.2 mph It makes August one of the least windy months of the year.

Average sunny hours

This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in August is: 5.2.

Best time for vacation in Juneau

Sunniest months:
May 7 days
July 6 days
March 6 days
Warmest months:
July 57.9 °F
August 57.5 °F
June 55.3 °F
Warmest sea temp:
July 56.7 °F
August 56.1 °F
June 52.1 °F
Coldest months:
January 28.9 °F
December 29.6 °F
February 31.2 °F
Rainiest months:
October 12 days
September 9 days
January 9 days
Windiest months:
November 7.4 mph
January 7.3 mph
December 7.2 mph

Juneau on a weather map

Juneau
+37°F
W 7 mph
Feels like: +30°F
Precip.: 100%
Places in USA:
Name
°F
+16°F
+25°F
+75°F
+75°F
+54°F
+54°F
+63°F
+21°F
+52°F
+54°F
+54°F
+50°F
+48°F
+46°F
+23°F
24 Hours Forecast
Juneau
Local time: 23:47
December 22, sunday
0000
37°F
W
7 mph
0300
37°F
W
6 mph
0600
37°F
SW
7 mph
0900
37°F
W
6 mph
1200
39°F
SW
7 mph
1500
39°F
W
6 mph
1800
39°F
W
6 mph
2100
39°F
W
6 mph
Units of measurement: °C / °F