10-Day Weather Forecast - Saint Peters, PA

Sunny. Highs around 60. Northeast winds 5 to 10 mph.

Mostly clear. Patchy frost after midnight. Lows in the mid 30s. Northeast winds around 5 mph in the evening, becoming light and variable.

Patchy frost in the morning. Sunny. Highs in the lower 60s. Northeast winds around 5 mph in the morning, becoming light and variable.

Clear. Lows in the mid 30s. Light and variable winds.

Patchy frost in the morning. Sunny. Highs in the mid 60s.

Clear. Lows in the upper 30s.

Sunny. Highs in the upper 60s.

Mostly clear. Lows in the upper 40s.

Sunny. Highs in the mid 60s.

Partly cloudy. Lows in the lower 40s.

Partly sunny. Highs in the lower 60s.

Mostly cloudy. Lows in the mid 40s.

Mostly sunny. Highs in the mid 60s.

Partly cloudy. Low temperature around 49F. Dew point will be around 49F with an average humidity of 90%. Winds will be 7 mph from the SSW.

Partly cloudy. High temperature around 71F. Dew point will be around 54F with an average humidity of 73%. Winds will be 8 mph from the SW.

Partly cloudy. Low temperature around 45F. Dew point will be around 41F with an average humidity of 77%. Winds will be 9 mph from the WNW.

Mostly sunny. High temperature around 59F. Dew point will be around 40F with an average humidity of 58%. Winds will be 5 mph from the ENE.

Cloudy. Low temperature around 48F. Dew point will be around 37F with an average humidity of 78%. Winds will be 5 mph from the ESE.