10-Day Weather Forecast - Northumberland, PA

Mostly cloudy. Highs around 30. Southwest winds around 5 mph.

Mostly cloudy in the evening then becoming partly cloudy. Lows around 10 above. West winds around 5 mph becoming northwest after midnight.

Sunny. Highs in the upper 20s. Northwest winds around 5 mph.

Partly cloudy. Lows around 5 above. North winds around 5 mph.

Mostly sunny. Highs in the mid 20s. Northwest winds around 5 mph.

Partly cloudy in the evening then becoming mostly cloudy. Lows around 10 above.

Mostly cloudy with a 50 percent chance of snow. Highs in the upper 20s.

Mostly cloudy in the evening then becoming partly cloudy. Lows around 10 above. Wind chill values as low as 5 below after midnight.

Sunny colder with highs 15 to 20. Wind chill values as low as 10 below in the morning.

Mostly clear in the evening then becoming partly cloudy. Cold with lows zero to 5 above zero. Wind chill values as low as 10 below.

Mostly sunny. Highs around 20. Wind chill values as low as 10 below in the morning.

Partly cloudy in the evening then becoming mostly clear. Cold with lows zero to 5 above zero. Wind chill values as low as 10 below.

Sunny. Highs in the lower 20s. Wind chill values as low as 10 below in the morning.

Mostly clear. Low temperature around 11F. Dew point will be around 3F with an average humidity of 64%. Winds will be 8 mph from the NW.

Sunny. High temperature around 28F. Dew point will be around 9F with an average humidity of 58%. Winds will be 7 mph from the NW.

Clear. Low temperature around 16F. Dew point will be around 11F with an average humidity of 72%. Winds will be 4 mph from the NW.

Sunny. High temperature around 34F. Dew point will be around 17F with an average humidity of 65%. Winds will be 3 mph from the N.

Partly cloudy with a slight chance of snow. Chance of precipitation 30%. Low temperature around 24F. Dew point will be around 19F with an average humidity of 77%. Winds will be 0 mph from the NE.