10-Day Weather Forecast - Northumberland, PA

Sunny. Highs in the mid 40s. West winds 10 to 15 mph. Gusts up to 45 mph decreasing to 35 mph in the afternoon.

Partly cloudy in the evening then becoming mostly cloudy. Lows in the lower 30s. Northwest winds 5 to 10 mph with gusts up to 25 mph becoming northeast after midnight.

Mostly cloudy. Highs around 50. Southeast winds 10 to 15 mph with gusts up to 30 mph.

A chance of showers in the evening then showers after midnight. Mild. Lows in the mid 40s. Temperature rising to around 50 after midnight. Southeast winds 10 to 15 mph with gusts up to 30 mph. Chance of rain near 100 percent.

Showers. Not as cool with highs in the mid 60s. Chance of rain near 100 percent.

Snow showers likely. Rain showers mainly in the evening. Little or no snow accumulation. Much cooler with lows in the mid 20s. Chance of precipitation near 100 percent.

Partly sunny in the morning then becoming mostly cloudy. Much colder with highs in the lower 30s.

Partly cloudy. Lows around 20.

Partly sunny. Highs in the upper 30s.

Mostly cloudy. Lows in the upper 20s.

Mostly cloudy in the morning then becoming partly sunny. Highs in the mid 40s.

Partly cloudy. Lows in the lower 30s.

Partly sunny. Highs in the upper 40s.

Cloudy with a slight chance of rain. Chance of precipitation 25%. Low temperature around 35F. Dew point will be around 29F with an average humidity of 69%. Winds will be 4 mph from the NW.

Cloudy. High temperature around 44F. Dew point will be around 27F with an average humidity of 60%. Winds will be 9 mph from the NW.

Cloudy with a slight chance of rain. Chance of precipitation 25%. Low temperature around 32F. Dew point will be around 22F with an average humidity of 55%. Winds will be 5 mph from the NW.

Cloudy. High temperature around 42F. Dew point will be around 20F with an average humidity of 50%. Winds will be 11 mph from the NW.

Partly cloudy with a slight chance of rain-snow mix. Chance of precipitation 25%. Low temperature around 30F. Dew point will be around 16F with an average humidity of 48%. Winds will be 6 mph from the NW.