10-Day Weather Forecast - Herndon, PA

Partly sunny in the morning, then clearing. Patchy fog in the morning. Highs in the upper 60s. South winds around 5 mph.

Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 50s. Southwest winds around 5 mph.

Sunny. Highs in the mid 60s. Northwest winds 5 to 10 mph with gusts up to 20 mph.

Mostly clear. Cooler with lows in the upper 30s. Northwest winds 5 to 10 mph.

Mostly sunny. Highs in the lower 60s.

Mostly cloudy. Lows around 40.

Mostly cloudy in the morning, then becoming partly sunny. Highs in the lower 60s.

Mostly cloudy. Lows in the lower 40s.

Partly sunny. Highs in the mid 60s.

Mostly cloudy. Lows in the mid 40s.

Partly sunny. Highs in the mid 60s.

Mostly cloudy. Lows in the upper 40s.

Partly sunny. Highs in the mid 60s.

Partly cloudy. Low temperature around 52F. Dew point will be around 52F with an average humidity of 87%. Winds will be 4 mph from the S.

Partly cloudy with a slight chance of rain. Chance of precipitation 25%. High temperature around 71F. Dew point will be around 54F with an average humidity of 70%. Winds will be 8 mph from the SSE.

Partly cloudy with a slight chance of rain. Chance of precipitation 25%. Low temperature around 54F. Dew point will be around 54F with an average humidity of 91%. Winds will be 8 mph from the SSE.

Cloudy with a slight chance of rain. Chance of precipitation 25%. High temperature around 55F. Dew point will be around 53F with an average humidity of 94%. Winds will be 12 mph from the NNE.

Cloudy with a slight chance of rain. Chance of precipitation 25%. Low temperature around 42F. Dew point will be around 40F with an average humidity of 93%. Winds will be 14 mph from the N.