Weather World
Mercer County, PA 7-Day Night Weather Forecast
Quick Weather Clicks
Settings
Sun & Moon
Weather Quote O' the Day
Mercer County, PA Weather Forecast
Mercer County, PA Weather Forecast Date: 1003 PM EST Mon Mar 02 2026
The area/counties/county of: Mercer, including the cities of: Sharon, Hermitage, and Grove City.or toggle through each period.
Rest of Tonight... Partly cloudy late this evening, then becoming mostly cloudy. A chance of freezing rain. Additional ice accumulation of up to a tenth of an inch. Near steady temperature in the upper 20s. Southeast winds 5 to 10 mph. Chance of precipitation 40%.
Tuesday... A chance of freezing rain in the morning. Rain likely. Ice accumulation around a trace. Highs in the mid 40s. Southeast winds 5 to 10 mph. Chance of precipitation 70%.
Tuesday Night... Rain, mainly in the evening. Lows in the upper 30s. Southwest winds around 5 mph, becoming north around 5 mph after midnight. Chance of rain 90%.
Wednesday... Considerable cloudiness. A slight chance of rain in the morning, then a chance of rain in the afternoon. Highs in the mid 50s. East winds around 5 mph, becoming southeast around 5 mph in the afternoon. Chance of rain 40%.
Wednesday Night... Rain likely. Lows in the mid 40s. South winds around 5 mph. Chance of rain 70%.
Thursday... Rain likely in the morning, then rain in the afternoon. Mild. Highs in the mid 60s. Chance of rain 80%.
Thursday Night... Rain, mainly in the evening. Mild. Lows in the lower 50s. Chance of rain 90%.
Friday... Mostly cloudy with a chance of rain in the morning, then partly sunny in the afternoon. Warm with highs in the mid 60s. Chance of rain 50%.
Friday Night... Mostly cloudy with a 50% chance of rain. Mild. Lows in the mid 50s.
Saturday... Partly sunny with a chance of rain in the morning, then cloudy with rain in the afternoon. Unseasonably warm with highs in the lower 70s. Chance of rain 80%.
Saturday Night... Rain likely, mainly in the evening. Lows in the upper 40s. Chance of rain 70%.
Sunday... Mostly cloudy in the morning, then becoming partly sunny. A 40% chance of rain. Mild. Highs in the lower 60s.
Sunday Night... Mostly cloudy. A chance of rain after midnight. Lows in the upper 40s. Chance of rain 30%.
POP = Probability of Precipitation
Mercer County Radar Loop
Use the map search tool if you want to place a location marker on the radar map...