10-Day Weather Forecast - Marietta, PA

Mostly cloudy. A slight chance of showers in the morning then showers with a chance of thunderstorms in the afternoon. Highs in the lower 80s. Southeast winds 5 to 10 mph becoming south 10 to 15 mph in the afternoon. Chance of rain 90 percent.

A chance of thunderstorms. Showers mainly in the evening. Humid with lows in the lower 60s. South winds 5 to 10 mph becoming west after midnight. Chance of rain 90 percent.

Partly sunny. Humid with highs in the upper 70s. Northwest winds 5 to 10 mph with gusts up to 20 mph.

Mostly clear. Lows in the upper 50s. Northwest winds 5 to 10 mph.

Sunny. Highs in the lower 80s.

Mostly clear. Lows around 60.

Mostly sunny. A chance of showers in the afternoon. Highs in the mid 80s. Chance of rain 40 percent.

Showers likely with a chance of thunderstorms. Lows in the mid 60s. Chance of rain 60 percent.

Partly sunny with a chance of showers. A chance of thunderstorms in the afternoon. Humid with highs in the mid 80s. Chance of rain 50 percent.

Mostly cloudy in the evening then becoming partly cloudy. A chance of thunderstorms in the evening. A chance of showers. Humid with lows in the mid 60s. Chance of rain 50 percent.

Partly sunny. Highs in the mid 80s.

Partly cloudy. Lows in the mid 60s.

Mostly sunny. Very warm with highs in the upper 80s.

Mostly clear. Low temperature around 71F. Dew point will be around 66F with an average humidity of 73%. Winds will be 3 mph from the S.

Mostly sunny with a slight chance of rain. Chance of precipitation 25%. High temperature around 91F. Dew point will be around 71F with an average humidity of 67%. Winds will be 4 mph from the SW.

Mostly clear with a chance of rain. Chance of precipitation 35%. Low temperature around 74F. Dew point will be around 70F with an average humidity of 77%. Winds will be 4 mph from the S.

Mostly sunny with widely scattered thunderstorms. Chance of storms 25%. High temperature around 92F. Dew point will be around 73F with an average humidity of 68%. Winds will be 4 mph from the SW.

Mostly clear with a 35% chance for rain and thunderstorms. Low temperature around 76F. Dew point will be around 71F with an average humidity of 75%. Winds will be 3 mph from the SW.