10-Day Weather Forecast - Saint Peters, PA

Sunny. Highs in the mid 40s. Southwest winds 5 to 10 mph.

Mostly cloudy. Near steady temperature in the upper 30s. Southwest winds 5 to 10 mph with gusts up to 20 mph.

Mostly cloudy with a 40 percent chance of rain. Highs in the upper 40s. Southwest winds around 5 mph.

Rain likely. Cold with lows in the upper 20s. West winds 5 to 10 mph with gusts up to 20 mph. Chance of rain 70 percent.

Partly sunny. A chance of snow and rain in the morning. Cooler with highs in the mid 30s. Temperature falling into the upper 20s in the afternoon. Chance of precipitation 30 percent.

Mostly cloudy in the evening then becoming partly cloudy. Colder with lows 15 to 20.

Mostly sunny. Cold with highs around 30.

Mostly cloudy in the evening then becoming partly cloudy. Cold with lows in the lower 20s.

Mostly sunny. Highs in the upper 30s.

Mostly cloudy. Cold with lows in the lower 20s.

Partly sunny. A chance of snow in the afternoon. Cold with highs in the lower 30s. Chance of snow 30 percent.

Partly cloudy. Cold with lows around 15.

Mostly sunny. Cold with highs in the upper 20s.

Clear. Low temperature around 15F. Dew point will be around 6F with an average humidity of 60%. Winds will be 8 mph from the W.

Sunny. High temperature around 27F. Dew point will be around 6F with an average humidity of 49%. Winds will be 8 mph from the W.

Clear. Low temperature around 15F. Dew point will be around 8F with an average humidity of 63%. Winds will be 5 mph from the NW.

Sunny. High temperature around 29F. Dew point will be around 8F with an average humidity of 50%. Winds will be 6 mph from the W.

Mostly clear. Low temperature around 20F. Dew point will be around 12F with an average humidity of 64%. Winds will be 3 mph from the SW.