NWS Forecast for Juneau AK

National Weather Service Forecast for: Juneau AK
Issued by: National Weather Service Juneau, AK

Updated: 9:07 pm AKST Dec 21, 2025

Overnight Mostly Clear	Monday Sunny	Monday Night Clear	Tuesday Sunny	Tuesday Night Clear	Wednesday Sunny	Wednesday Night Partly Cloudy	Christmas Day Chance Snow	Thursday Night Chance Snow
Lo 5 °F	Hi 12 °F	Lo 1 °F	Hi 13 °F	Lo 5 °F	Hi 19 °F	Lo 12 °F	Hi 17 °F	Lo 16 °F

High Wind Warning
Extreme Cold Warning

Overnight	Mostly clear, with a low around 5. Wind chill values as low as -20. Northeast wind around 25 mph, with gusts as high as 50 mph.
Monday	Sunny, with a high near 12. Northeast wind 15 to 20 mph, with gusts as high as 45 mph.
Monday Night	Clear, with a low around 1. Northeast wind around 15 mph.
Tuesday	Sunny, with a high near 13. East wind 10 to 15 mph.
Tuesday Night	Clear, with a low around 5. Northeast wind around 10 mph.
Wednesday	Sunny, with a high near 19.
Wednesday Night	Partly cloudy, with a low around 12.
Christmas Day	A chance of snow after 9am. Mostly cloudy, with a high near 17.
Thursday Night	A chance of snow. Mostly cloudy, with a low around 16.
Friday	Snow, mainly after 3pm. Mostly cloudy, with a high near 22.
Friday Night	Snow. The snow could be heavy at times. Cloudy, with a low around 10.
Saturday	Snow. The snow could be heavy at times. Cloudy, with a high near 26.
Saturday Night	Snow. The snow could be heavy at times. Cloudy, with a low around 19.
Sunday	Snow likely. The snow could be heavy at times. Cloudy, with a high near 27.

Forecast from NOAA-NWS for Juneau AK.