Juneau climate

Typical historical weather for Juneau, United States, averaged across 10 years of hourly climate data. Pick a date for a specific day.

Want today's actual conditions instead? See the current forecast for Juneau.

Annual average

9°C

across all months

Warmest month

27.4°C

Jul average high

Coolest month

-9.7°C

Jan average low

Annual rainfall

933mm

total per year

Monthly averages

Average daily high/low temperature (band) and monthly rainfall (bars).

● Avg high● Avg low▮ Rainfall

Records on file

Hottest day

35.5°C

23 August 2023

Coldest day

-32.8°C

31 January 2019

Wettest day

72.2mm

11 September 2022

Windiest day

9.7m/s

8 March 2017