World Resorts USA Juneau Weather

Juneau weather in October

Weather in Juneau: October

Average day temperature: 43.3°F
Average night temperature: 40.4°F
Sea water temperature: 46.7°F
Number of sunny days: 3 days
Day length: 9.0 - 11.4 hours
Number of rainy days: 12 days
Precipitation totals: 5.4 in.

Air temperature in October, °F

Show year:
2025
2024
2023

The highest day temperature during October of 2025 was 50°F. At the same time the lowest night temperature was 24°F. Daily and nightly averages during October were 39.8°F and 35.5°F.

Sea water temperature in Juneau in October, °F

Show year:
2025
2024
2023

The average sea water temperature in October of 2025 was 46.7°F. The highest and lowest sea temperatures during the month were 49.3°F and 44.6°F.

Sunny, partly cloudy and cloudy days

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

Precipitation total in October, in.

Precipitation total value in Juneau in October is 5.4 in. Other months of the year show relatively similar values.

Wind speed in October, mph

The average wind speed value in October is 6.3 mph

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 October is: 2.3.

Best time for vacation in Juneau

Sunniest months:
May 6 days
March 6 days
April 6 days
Warmest months:
July 57.3 °F
August 57.2 °F
June 54.4 °F
Warmest sea temp:
July 56.3 °F
August 56.1 °F
September 51.8 °F
Coldest months:
December 26.3 °F
January 29.2 °F
February 30.7 °F
Rainiest months:
October 12 days
September 10 days
January 10 days
Windiest months:
December 7.1 mph
January 7.1 mph
November 7.0 mph

Juneau on a weather map

Juneau
+25°F
SW 4 mph
Feels like: +19°F
Precip.: 100%
Places in USA:
Name
°F
+32°F
+73°F
+73°F
+50°F
+57°F
+64°F
+70°F
+68°F
+30°F
+63°F
+48°F
+64°F
+61°F
+41°F
+16°F
24 Hours Forecast
Juneau
Local time: 20:43
December 29, monday
2100
25°F
SW
4 mph
December 30, tuesday
0000
21°F
SW
5 mph
0300
19°F
SW
6 mph
0600
21°F
SW
6 mph
0900
19°F
SW
7 mph
1200
21°F
SW
6 mph
1500
21°F
SW
7 mph
1800
21°F
SW
7 mph
Units of measurement: °C / °F