10-Day Weather Forecast - Saint Marys, PA

Mostly cloudy. A slight chance of snow showers in the afternoon. Highs in the mid 20s. West winds 5 to 10 mph. Chance of snow 20 percent. Wind chill values as low as 6 above.

Mostly cloudy. Colder with lows around 5 above. Northwest winds around 5 mph.

Mostly sunny. Highs in the lower 20s. Northwest winds around 5 mph.

Mostly cloudy. Cold with lows around 5 above. Northwest winds around 5 mph.

Partly sunny. Highs around 20.

Mostly cloudy. Lows around 10 above. Wind chill values as low as zero.

Snow showers. Highs in the upper 20s. Chance of snow 90 percent. Wind chill values as low as zero in the morning.

Mostly cloudy. A chance of snow showers in the evening. Colder with lows around zero. Chance of snow 30 percent. Wind chill values as low as 15 below after midnight.

Mostly sunny. Much colder with highs around 10 above. Wind chill values as low as 20 below.

Mostly cloudy. Cold with lows around zero. Wind chill values as low as 15 below.

Partly sunny. Continued cold with highs around 15. Wind chill values as low as 15 below in the morning.

Mostly cloudy. Cold with lows around zero.

Partly sunny. Highs around 20. Wind chill values as low as 10 below in the morning.

Cloudy. Low temperature around 9F. Dew point will be around 4F with an average humidity of 74%. Winds will be 10 mph from the NW.

Cloudy. High temperature around 22F. Dew point will be around 8F with an average humidity of 69%. Winds will be 8 mph from the NW.

Cloudy. Low temperature around 13F. Dew point will be around 11F with an average humidity of 76%. Winds will be 6 mph from the W.

Cloudy with a slight chance of snow. Chance of precipitation 25%. High temperature around 29F. Dew point will be around 16F with an average humidity of 73%. Winds will be 4 mph from the W.

Cloudy with a chance of snow. Chance of precipitation 40%. Low temperature around 23F. Dew point will be around 20F with an average humidity of 76%. Winds will be 3 mph from the W.