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January 15th, 2026 :: 4:16 pm EST   

Local Weather Report for
Northumberland
Pennsylvania, United States

 Current Northumberland Weather Conditions Updated January 15th at 2:53 pm 
Overcast
Temperature:25°F Dew Point:5°F
Barometer:29.59 inHg Wind:N 15 Mph
Humidity:40.0% Visibility:0M
 
 Northumberland Weather Forecast Summary  
 
Today
Jan 15th
Friday
Jan 16th
Saturday
Jan 17th
Sunday
Jan 18th
Monday
Jan 19th
Mix of rain and snow Cloudy Cloudy Cloudy Mostly Sunny
36°F
30°F
18°F
35°F
25°F
25°F
18°F
27°F
9°F
 
 Northumberland Detailed Weather Forecast  
 
Thursday, January 15th, 2026
Evening Temperature: 18°F
Cloudy. Windy at times.
Friday, January 16th, 2026
Overnight Temperature: 18°F
Cloudy. Windy at times.
Morning Temperature: 25°F
Cloudy.
Afternoon Temperature: 28°F
Cloudy. Windy at times.
Evening Temperature: 30°F
Cloudy. Windy at times.
Saturday, January 17th, 2026
Overnight Temperature: 29°F
Cloudy.
Morning Temperature: 34°F
Cloudy with a chance of flurries or showers. Risk of freezing rain. Windy at times.
Afternoon Temperature: 30°F
A mix of cloud and sun.
Evening Temperature: 28°F
Cloudy. Windy at times.
Sunday, January 18th, 2026
Overnight Temperature: 24°F
Cloudy.
Morning Temperature: 21°F
Cloudy with a chance of flurries.
Afternoon Temperature: 23°F
Cloudy.
Evening Temperature: 20°F
Cloudy.
Monday, January 19th, 2026
Overnight Temperature: 17°F
Clear with cloudy periods. Windy at times.
Morning Temperature: 24°F
Sunny with cloudy periods. Windy at times.
Afternoon Temperature: 19°F
Mostly sunny. Windy at times.
Evening Temperature: 10°F
Clear with cloudy periods. Windy at times.
Tuesday, January 20th, 2026
Overnight Temperature: 8°F
Clear with cloudy periods. Windy at times.
Morning Temperature: 14°F
Cloudy. Windy at times.
Afternoon Temperature: 17°F
Cloudy. Windy at times.
Evening Temperature: 15°F
Clear with cloudy periods. Windy at times.
Wednesday, January 21st, 2026
Overnight Temperature: 11°F
Cloudy.
Morning Temperature: 17°F
A mix of cloud and sun.
Afternoon Temperature: 21°F
Cloudy with sunny periods.
Evening Temperature: 22°F
Cloudy with a slight chance of flurries. Windy at times.
Thursday, January 22nd, 2026
Overnight Temperature: 22°F
Cloudy with a chance of flurries.
Morning Temperature: 28°F
Sunny with cloudy periods.
Afternoon Temperature: 26°F
Sunny.
Evening Temperature: 19°F
Clear.
Friday, January 23rd, 2026
Overnight Temperature: 22°F
Cloudy.
Morning Temperature: 31°F
Cloudy.
Afternoon Temperature: 32°F
Mostly cloudy.
Evening Temperature: 29°F
Cloudy.





 

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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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