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Weather in Juneau, AK · National Weather Service + NOAA

Juneau stays cool in summer

Juneau has chilly, snowy winters and cool summers, with plenty of rain. A typical July afternoon reaches 63°, a January night drops to 27°, and about 88 inches of snow falls in a normal winter. In November, a normal day reaches 40° and a normal night drops to 32°.

Winter 36°/28°Spring 48°/36°Summer 63°/51°Fall 48°/39°
Right now
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Sunrise 7:32 am · sunset 3:48 pm

Getting the latest forecast from the National Weather Service…

What stands out about Juneau’s weather

Read from 30 years of NOAA records. Each one opens the full story on the Climate page.

Climate →
Cool summersJuly afternoons average 63°, cooler than 100% of U.S. towns.Snow countryAbout 88 inches a winter, more than 96% of U.S. towns.A wet climate90 inches of rain and melted snow a year, more than 100% of U.S. towns.A long growing season164 frost-free days, from May 3 to Oct 14.
A normal year

Where today sits in Juneau’s year

Typical highs and lows month by month, from 30 years of NOAA records.

Full climate →
Winter
36° / 28°
23 days with an inch or more of snow
Spring
48° / 36°
Last frost around May 3
Summer
63° / 51°
90° days are rare
Fall now
48° / 39°
First frost around Oct 14
Pastthe usual first frost (Oct 14). Last frost next spring: May 3
Best months to be outside
JunJulAug
Highs of 62–84° and lows of 40° or more
How much snow does Juneau get?About 88 inches a winter.When is it wettest?September, with 12.7 inches.What is each month like?Highs, lows, rain and snow for all 12.

Weather talk

Road reports, first frosts and storm memories from neighbors in Juneau.

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Forecast, conditions and alerts: National Weather Service. Climate: NOAA NCEI U.S. Climate Normals, 1991–2020. Temperatures and rainfall come from the nearest weather station. Snow, frost dates and day counts: the NOAA station at Juneau Intl Airport, AK (14 mi, snow) and Annex Creek, AK (5 mi, frost, heat and degree days). Sunrise and sunset are calculated from the town’s position. Normals are 30-year averages, not a forecast.