10-Day Weather Forecast - Mount Union, PA

Mostly sunny with a slight chance of showers in the morning, then mostly cloudy with showers and thunderstorms likely in the afternoon. Some thunderstorms may produce gusty winds in the afternoon. Very warm. Humid with highs in the mid 80s. West winds around 5 mph. Chance of rain 70 percent.

A chance of thunderstorms in the evening. Mostly cloudy with a chance of showers. Some thunderstorms may produce gusty winds in the evening. Humid with lows in the mid 60s. Northwest winds around 5 mph. Chance of rain 50 percent.

Mostly cloudy with a chance of showers in the morning, then mostly sunny in the afternoon. Highs in the upper 70s. North winds around 5 mph. Chance of rain 30 percent.

Partly cloudy in the evening, then clearing. Cooler with lows in the mid 50s. North winds around 5 mph.

Sunny. Highs in the mid 70s.

Mostly clear. Lows in the mid 50s.

Sunny. Highs in the mid 70s.

Partly cloudy. Lows in the mid 50s.

Mostly sunny. Highs around 80.

Mostly cloudy in the evening, then becoming partly cloudy. Lows in the upper 50s.

Mostly sunny. Highs in the lower 80s.

Mostly cloudy. Humid with lows in the mid 60s.

Partly sunny. Humid. Very warm with highs in the lower 80s.

Partly cloudy with a 35% chance for rain and thunderstorms. Low temperature around 66F. Dew point will be around 67F with an average humidity of 88%. Winds will be 4 mph from the W.

Partly cloudy. High temperature around 77F. Dew point will be around 65F with an average humidity of 79%. Winds will be 4 mph from the W.

Partly cloudy. Low temperature around 61F. Dew point will be around 62F with an average humidity of 91%. Winds will be 1 mph from the W.

Mostly sunny. High temperature around 78F. Dew point will be around 62F with an average humidity of 77%. Winds will be 0 mph from the W.

Mostly clear. Low temperature around 61F. Dew point will be around 62F with an average humidity of 90%. Winds will be 1 mph from the S.