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Fletcher, PA Weather Forecast
Fletcher, PA Weather Forecast Date: 648 PM EDT Mon Aug 17 2026
The area/counties/county of: Mercer, including the cities of: Sharon, Hermitage, and Grove City.or toggle through each period.
Tonight... Mainly clear. Patchy fog this evening, then areas of fog after midnight. Lows in the upper 50s. Northwest winds 5 to 10 mph.
Tuesday... Areas of fog in the morning. Mostly sunny. Highs in the upper 70s. Northwest winds 5 to 10 mph.
Tuesday Night... Mainly clear. Lows around 60. West winds around 5 mph, becoming south after midnight.
Wednesday... Partly sunny with a chance of showers in the morning, then mostly cloudy with showers likely with a slight chance of thunderstorms in the afternoon. Humid with highs in the upper 70s. Southwest winds 5 to 10 mph. Chance of rain 60%.
Wednesday Night... Mostly cloudy. Showers likely in the evening. Lows in the upper 50s. Northwest winds around 5 mph in the evening, becoming light and variable. Chance of rain 60%.
Thursday... Partly sunny in the morning, then becoming partly cloudy. Highs in the upper 70s.
Thursday Night... Mainly clear. Lows in the mid 50s.
Friday... Mostly sunny. Highs in the upper 70s.
Friday Night... Mainly clear. Lows in the upper 50s.
Saturday... Mostly sunny in the morning, then partly sunny with a chance of showers in the afternoon. Highs in the upper 70s. Chance of rain 50%.
Saturday Night... Mostly cloudy with a chance of showers. Lows in the upper 50s. Chance of rain 50%.
Sunday... Partly sunny with a chance of showers. Highs in the mid 70s. Chance of rain 50%.
Sunday Night... Mostly cloudy with a chance of showers in the evening, then partly cloudy after midnight. Lows in the mid 50s. Chance of rain 50%.
POP = Probability of Precipitation
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