10-Day Weather Forecast - Herndon, PA

Mostly cloudy. A chance of showers in the morning. Patchy fog in the morning. Cooler with highs in the lower 50s. Southeast winds 5 to 10 mph with gusts up to 20 mph. Chance of rain 50 percent.

Cloudy. Lows in the mid 40s. Southeast winds 5 to 10 mph with gusts up to 25 mph.

Mostly cloudy in the morning then becoming partly sunny. Much warmer with highs in the mid 70s. South winds 5 to 10 mph with gusts up to 20 mph.

Mostly cloudy. Unseasonably mild. Lows in the upper 50s.

Partly sunny. A chance of showers in the afternoon. Unseasonably warm with highs in the upper 70s. Chance of rain 40 percent.

Mostly cloudy with a chance of showers. Unseasonably mild. Lows in the mid 50s. Chance of rain 50 percent.

Showers likely. Much cooler with highs in the lower 60s. Chance of rain 70 percent.

Mostly cloudy. A chance of showers in the evening. Much cooler with lows in the mid 30s. Chance of rain 50 percent.

Mostly sunny. Cooler with highs in the lower 50s.

Partly cloudy. Lows in the lower 30s.

Mostly sunny. Highs in the upper 40s.

Partly cloudy. Low temperature around 33F. Dew point will be around 31F with an average humidity of 68%. Winds will be 6 mph from the N.

Sunny. High temperature around 50F. Dew point will be around 28F with an average humidity of 58%. Winds will be 6 mph from the N.

Clear. Low temperature around 33F. Dew point will be around 26F with an average humidity of 59%. Winds will be 3 mph from the NE.

Sunny. High temperature around 52F. Dew point will be around 32F with an average humidity of 61%. Winds will be 4 mph from the S.

Clear. Low temperature around 40F. Dew point will be around 35F with an average humidity of 70%. Winds will be 5 mph from the S.

Partly cloudy. High temperature around 60F. Dew point will be around 43F with an average humidity of 73%. Winds will be 5 mph from the S.

Partly cloudy. Low temperature around 46F. Dew point will be around 44F with an average humidity of 76%. Winds will be 3 mph from the S.