National Weather Service Forecast for: Appleton WI
Issued by: National Weather Service Green Bay, WI
Updated: 3:11 am CST Dec 20, 2025
 
Overnight

Overnight: A 20 percent chance of snow. Cloudy, with a steady temperature around 25. South wind around 11 mph, with gusts as high as 20 mph.
Slight Chance
Snow
 Saturday

Saturday: A 50 percent chance of snow before noon. Cloudy through mid morning, then gradual clearing, with a temperature rising to near 32 by 11am, then falling to around 23 during the remainder of the day. South southwest wind 10 to 16 mph becoming west in the afternoon. Winds could gust as high as 36 mph. New snow accumulation of less than a half inch possible.
Chance Snow
then Sunny
 Saturday
Night
Saturday Night: Partly cloudy, with a low around 5. West northwest wind 10 to 17 mph, with gusts as high as 33 mph.
Partly Cloudy

 Sunday

Sunday: Sunny, with a high near 19. West northwest wind 5 to 9 mph becoming south southwest in the afternoon.
Sunny

 Sunday
Night
Sunday Night: A 40 percent chance of snow after midnight. Increasing clouds, with a low around 11. South southwest wind 5 to 7 mph.
Partly Cloudy
then Chance
Snow
 Monday

Monday: A chance of snow before 3pm, then a chance of rain. Cloudy, with a high near 34. Chance of precipitation is 50%.
Chance Snow
then Chance
Rain/Snow
 Monday
Night
Monday Night: Mostly cloudy, with a low around 28.
Mostly Cloudy

 Tuesday

Tuesday: Mostly sunny, with a high near 35.
Mostly Sunny

 Tuesday
Night
Tuesday Night: Mostly cloudy, with a low around 21.
Mostly Cloudy
Lo 25 °F Hi 32 °F⇓ Lo 5 °F Hi 19 °F Lo 11 °F Hi 34 °F Lo 28 °F Hi 35 °F Lo 21 °F

Hazardous Weather Outlook
 

Overnight
 
 A 20 percent chance of snow. Cloudy, with a steady temperature around 25. South wind around 11 mph, with gusts as high as 20 mph.
Saturday
 
 A 50 percent chance of snow before noon. Cloudy through mid morning, then gradual clearing, with a temperature rising to near 32 by 11am, then falling to around 23 during the remainder of the day. South southwest wind 10 to 16 mph becoming west in the afternoon. Winds could gust as high as 36 mph. New snow accumulation of less than a half inch possible.
Saturday Night
 
 Partly cloudy, with a low around 5. West northwest wind 10 to 17 mph, with gusts as high as 33 mph.
Sunday
 
 Sunny, with a high near 19. West northwest wind 5 to 9 mph becoming south southwest in the afternoon.
Sunday Night
 
 A 40 percent chance of snow after midnight. Increasing clouds, with a low around 11. South southwest wind 5 to 7 mph.
Monday
 
 A chance of snow before 3pm, then a chance of rain. Cloudy, with a high near 34. Chance of precipitation is 50%.
Monday Night
 
 Mostly cloudy, with a low around 28.
Tuesday
 
 Mostly sunny, with a high near 35.
Tuesday Night
 
 Mostly cloudy, with a low around 21.
Wednesday
 
 Cloudy, with a high near 38.
Wednesday Night
 
 Cloudy, with a low around 35.
Christmas Day
 
 Mostly cloudy, with a high near 43.
Thursday Night
 
 Mostly cloudy, with a low around 28.
Friday
 
 Mostly cloudy, with a high near 37.

 

Forecast from NOAA-NWS for Appleton WI.