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December 29th, 2025 :: 8:17 am EST   

Local Weather Report for
Northumberland
Pennsylvania, United States

 Current Northumberland Weather Conditions Updated December 29th at 6:53 am 
mist
Temperature:37°F Dew Point:36°F
Barometer:29.44 inHg Wind:N 13 Mph
Humidity:93.1% Visibility:0M
 
 Northumberland Weather Forecast Summary  
 
Today
Dec 29th
Tuesday
Dec 30th
Wednesday
Dec 31st
Thursday
Jan 1st
Friday
Jan 2nd
Cloudy Cloudy Cloudy Cloudy Cloudy
46°F
29°F
23°F
31°F
23°F
23°F
17°F
27°F
17°F
 
 Northumberland Detailed Weather Forecast  
 
Monday, December 29th, 2025
Morning Temperature: 42°F
Mostly sunny with a chance of showers. Showers possibly mixed with wet flurries. Windy.
Afternoon Temperature: 27°F
Cloudy. Windy.
Evening Temperature: 26°F
Cloudy with a chance of flurries. Windy.
Tuesday, December 30th, 2025
Overnight Temperature: 23°F
Cloudy. Windy.
Morning Temperature: 27°F
Cloudy. Windy.
Afternoon Temperature: 25°F
Cloudy with sunny periods. Windy.
Evening Temperature: 24°F
Cloudy. Windy at times.
Wednesday, December 31st, 2025
Overnight Temperature: 23°F
Cloudy with a slight chance of flurries. Windy at times.
Morning Temperature: 29°F
Cloudy. Windy at times.
Afternoon Temperature: 30°F
Cloudy. Windy at times.
Evening Temperature: 26°F
Cloudy with a chance of flurries. Windy at times.
Thursday, January 1st, 2026
Overnight Temperature: 18°F
Clear with cloudy periods.
Morning Temperature: 22°F
Cloudy. Windy at times.
Afternoon Temperature: 21°F
Sunny with cloudy periods. Windy at times.
Evening Temperature: 18°F
A mix of cloudy and clear skies.
Friday, January 2nd, 2026
Overnight Temperature: 17°F
A mix of cloudy and clear skies.
Morning Temperature: 24°F
Cloudy. Windy at times.
Afternoon Temperature: 25°F
Sunny with cloudy periods.
Evening Temperature: 19°F
Cloudy.
Saturday, January 3rd, 2026
Overnight Temperature: 20°F
Cloudy.
Morning Temperature: 26°F
Cloudy.
Afternoon Temperature: 26°F
Cloudy.
Evening Temperature: 21°F
Clear.
Sunday, January 4th, 2026
Overnight Temperature: 20°F
Cloudy.
Morning Temperature: 29°F
Cloudy.
Afternoon Temperature: 27°F
Cloudy.
Evening Temperature: 23°F
Cloudy.
Monday, January 5th, 2026
Overnight Temperature: 23°F
Mostly cloudy.
Morning Temperature: 33°F
A mix of cloud and sun. Windy at times.
Afternoon Temperature: 33°F
Cloudy.
Evening Temperature: 33°F
Cloudy.
Tuesday, January 6th, 2026
Overnight Temperature: 36°F
Cloudy with a few showers. Showers possibly mixed with wet flurries. Windy at times.
Morning Temperature: 37°F
Cloudy with showers likely. Showers possibly mixed with wet flurries. Windy at times.
Afternoon Temperature: 31°F
Cloudy with a chance of flurries or showers. Risk of freezing rain. Windy at times.
Evening Temperature: 25°F
Cloudy. Windy at times.





 

  [ Local Weather Report ]
Sunbury, PA 
6:53 AM  37°F
mist
 
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6:53 AM  37°F
mist
 
Selinsgrove, PA 
6:53 AM  37°F
mist
 
Lewisburg, PA 
 
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Danville, PA 
 
Freeburg, PA 
6:53 AM  37°F
mist
 
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Herndon, PA 
 
Mifflinburg, PA 

 
This WeatherCity Weather Forecast for Northumberland, Pennsylvania, United States is computed using a computer-generated forecast model and should be considered experimental. Please confirm this weather information with your official weather information office

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