10-Day Weather Forecast - Northumberland, PA

Mostly sunny. Highs in the mid 50s. North winds 5 to 10 mph.

Mostly cloudy. Mild. Lows in the lower 40s. East winds around 5 mph becoming south after midnight.

Mostly cloudy in the morning then partly sunny with a chance of showers in the afternoon. Unseasonably warm with highs around 70. South winds 5 to 10 mph with gusts up to 20 mph. Chance of rain 40 percent.

Showers likely. Lows around 40. Northwest winds 5 to 10 mph with gusts up to 20 mph. Chance of rain 70 percent.

Partly sunny. Showers likely in the morning. Much cooler with highs in the upper 40s. Chance of rain 70 percent.

Mostly cloudy in the evening then clearing. Cooler with lows in the upper 20s.

Sunny. Highs in the upper 40s.

Mostly cloudy. Lows in the lower 30s.

Partly sunny. Highs in the mid 40s.

Partly cloudy. Lows around 30.

Partly sunny. Highs in the mid 50s.

Mostly cloudy. A chance of showers in the evening then showers likely after midnight. Lows in the mid 30s. Chance of rain 60 percent.

Partly sunny. Showers likely in the morning. Highs in the upper 40s. Chance of rain 60 percent.

Clear. Low temperature around 30F. Dew point will be around 20F with an average humidity of 52%. Winds will be 7 mph from the NW.

Sunny. High temperature around 45F. Dew point will be around 16F with an average humidity of 42%. Winds will be 3 mph from the NW.

Partly cloudy. Low temperature around 32F. Dew point will be around 21F with an average humidity of 55%. Winds will be 0 mph from the W.

Cloudy. High temperature around 49F. Dew point will be around 25F with an average humidity of 54%. Winds will be 2 mph from the W.

Partly cloudy with a slight chance of rain. Chance of precipitation 25%. Low temperature around 34F. Dew point will be around 28F with an average humidity of 64%. Winds will be 1 mph from the NW.