10-Day Weather Forecast - Upper Saint Clair, PA
- 79|60°F70% Chance of StormsHourly details
Today
79°FMostly cloudy with numerous showers this morning then partly sunny with scattered showers and thunderstorms this afternoon. Warm with highs in the upper 70s. Southwest winds 10 to 15 mph with gusts up to 30 mph. Chance of rain 70 percent.
Tonight
60°FScattered thunderstorms. Numerous showers mainly in the evening. Mild. Lows in the lower 60s. Southwest winds 5 to 10 mph. Chance of rain 70 percent.
Weekend Weather
- 83|56°F50% Chance of StormsHourly details
Day
83°FPartly cloudy with scattered showers in the morning then partly sunny with a chance of showers with a slight chance of thunderstorms in the afternoon. Unseasonably warm with highs in the lower 80s. South winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 50 percent.
Night
56°FA slight chance of thunderstorms. Showers. Lows in the upper 40s. Southwest winds 10 to 15 mph with gusts up to 25 mph. Chance of rain near 100 percent.
- 54|36°FRainHourly details
Day
54°FShowers mainly in the morning. Much cooler. Near steady temperature in the lower 50s. West winds 10 to 15 mph with gusts up to 30 mph. Chance of rain near 100 percent.
Night
36°FMostly cloudy. Lows in the mid 30s.
- 55|36°F30% Chance Rain ShowersHourly details
Day
55°FPartly cloudy in the morning then partly sunny with a chance of rain showers in the afternoon. Highs in the lower 50s. Chance of rain 30 percent.
Night
36°FPartly cloudy with a chance of rain showers in the evening then mostly cloudy after midnight. Lows in the lower 30s. Chance of rain 30 percent.
- 43|28°FPartly CloudyHourly details
Day
43°FPartly sunny in the morning then becoming partly cloudy. Cool with highs in the mid 40s.
Night
28°FMainly clear. Lows in the mid 20s.
- 62|40°FMostly SunnyHourly details
Day
62°FMostly sunny. Highs around 60.
Night
40°FPartly cloudy in the evening then becoming mostly cloudy. Not as cool with lows in the lower 40s.
- 69|47°FMostly Sunny
Day
69°FMostly sunny. Highs around 70.
Night
47°FClear. Low temperature around 47F. Dew point will be around 38F with an average humidity of 53%. Winds will be 2 mph from the S.
- 71|50°FSunny
Day
71°FSunny. High temperature around 71F. Dew point will be around 43F with an average humidity of 54%. Winds will be 2 mph from the E.
Night
50°FMostly clear. Low temperature around 50F. Dew point will be around 44F with an average humidity of 64%. Winds will be 4 mph from the E.
Weekend Weather
- 74|55°FSunny
Day
74°FSunny. High temperature around 74F. Dew point will be around 48F with an average humidity of 57%. Winds will be 5 mph from the SE.
Night
55°FPartly cloudy. Low temperature around 55F. Dew point will be around 49F with an average humidity of 66%. Winds will be 4 mph from the SE.
- 72|56°F40% Chance of Rain
Day
72°FCloudy with a chance of rain. Chance of precipitation 40%. High temperature around 72F. Dew point will be around 53F with an average humidity of 65%. Winds will be 2 mph from the S.
Night
56°FCloudy with a chance of rain. Chance of precipitation 45%. Low temperature around 56F. Dew point will be around 51F with an average humidity of 72%. Winds will be 2 mph from the SE.













