| NWS Forecast for: Mercer County Issued by: National Weather Service Philadelphia, PA Last Update: 602 AM EDT Wed Jul 29 2026 |  |
| Today: Mostly sunny. A slight chance of showers and thunderstorms this afternoon. Highs in the lower 80s. Northwest winds 5 to 10 mph. Chance of rain 20 percent. Tonight: Mostly clear in the evening, then becoming partly cloudy. Humid with lows in the lower 60s. Northwest winds 5 to 10 mph. Thursday: Mostly sunny. A chance of showers in the afternoon. Humid with highs around 80. Northwest winds 5 to 10 mph. Chance of rain 30 percent. Thursday Night: Partly cloudy. Humid with lows in the lower 60s. North winds around 5 mph. Friday: Mostly sunny. Humid with highs in the mid 80s. North winds around 5 mph. Friday Night: Partly cloudy. Lows in the mid 60s. Saturday: Mostly sunny. Hot with highs in the mid 80s. Saturday Night: Mostly cloudy. Lows in the mid 60s. Sunday: Partly sunny. A chance of showers in the afternoon. Highs in the mid 80s. Chance of rain 30 percent. Sunday Night: Mostly cloudy with a chance of showers. Lows in the upper 60s. Chance of rain 40 percent. Monday: Mostly cloudy with a chance of showers. A chance of thunderstorms in the afternoon. Highs in the mid 80s. Chance of rain 50 percent. Monday Night: A chance of thunderstorms in the evening. Mostly cloudy with a chance of showers. Lows in the mid 60s. Chance of rain 50 percent. Tuesday: Mostly sunny with a chance of showers. Hot with highs in the mid 80s. Chance of rain 40 percent. | |
| Zone Forecast: Mercer County | |
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