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Borough of Clark, PAClark, PA 7-Day Night Weather Forecast
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Clark, PA Weather Forecast
Clark, PA Weather Forecast Date: 938 PM EDT Thu Sep 17 2026
The area/counties/county of: Mercer, including the cities of: Sharon, Hermitage, and Grove City.or toggle through each period.
Rest of Tonight... Mostly cloudy. Lows in the lower 60s. Northwest winds around 5 mph.
Friday... Mostly sunny. Highs in the mid 70s. North winds 5 to 10 mph.
Friday Night... Partly cloudy in the evening, then becoming mostly cloudy. Lows in the mid 50s. North winds 5 to 10 mph, becoming northeast after midnight.
Saturday... Partly sunny in the morning, then mostly cloudy with a slight chance of showers in the afternoon. Highs in the mid 70s. East winds 5 to 10 mph. Chance of rain 20%.
Saturday Night... Showers likely in the evening, then showers after midnight. Lows in the lower 60s. Southeast winds around 5 mph. Chance of rain 90%.
Sunday... Showers. A chance of thunderstorms in the afternoon. Highs in the lower 70s. Chance of rain 90%.
Sunday Night... A chance of thunderstorms in the evening. Mostly cloudy with a chance of showers. Lows in the mid 50s. Chance of rain 50%.
Monday... Mostly cloudy. Highs in the upper 60s.
Monday Night... Considerable cloudiness with a 50% chance of showers. Lows in the mid 50s.
Tuesday... Considerable cloudiness with a 50% chance of showers. Highs in the mid 60s.
Tuesday Night... Considerable cloudiness with a 50% chance of showers. Lows in the lower 50s.
Wednesday... Mostly cloudy with a chance of showers. Highs in the mid 60s. Chance of rain 50%.
Wednesday Night... Mostly cloudy with a chance of showers. Lows in the lower 50s. Chance of rain 40%.
POP = Probability of Precipitation
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