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Mercer County, PA 7-Day Weather Forecast
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Mercer County Weather Forecast
Mercer County, PA Weather Forecast Date: 1154 PM EST Mon Mar 02 2026
Weather forecast for Mercer County, PA
Tonight Lo: 29°F Lo: -2°C |
Tonight... Partly cloudy late this evening, then becoming mostly cloudy. Freezing rain likely. 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 70%. |
| Tue Hi: 45°FHi: 7°C Lo: 39°F Lo: 4°C |
Tuesday... Freezing rain likely in the morning. Rain. Ice accumulation around a trace. Highs in the mid 40s. Southeast winds 5 to 10 mph, becoming south in the afternoon. Chance of precipitation 90%. |
Wed Hi: 55°FHi: 13°C Lo: 45°F Lo: 7°C |
Wednesday... Mostly cloudy. A chance of rain in the afternoon. Highs in the mid 50s. Northeast winds around 5 mph, becoming southeast around 5 mph in the afternoon. Chance of rain 40%. |
Thu Hi: 65°FHi: 18°C Lo: 51°F Lo: 11°C |
Thursday... Rain, mild. Highs in the mid 60s. Chance of rain 90%. |
Fri Hi: 65°FHi: 18°C Lo: 55°F Lo: 13°C |
Friday... Considerable cloudiness in the morning, then becoming partly sunny. Warm with highs in the mid 60s. |
| Sat Hi: 71°FHi: 22°C Lo: 49°F Lo: 9°C |
Saturday... Rain. Unseasonably warm with highs in the lower 70s. Chance of rain 90%. |
Sun Hi: 61°FHi: 16°C Lo: 49°F Lo: 9°C |
Sunday... Partly cloudy. Mild. Highs in the lower 60s. |
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