| NWS Forecast for: Western Chester Issued by: National Weather Service Philadelphia, PA Last Update: 400 PM EDT Wed Mar 18 2026 |  |
| Tonight: Mostly clear this evening, then becoming mostly cloudy. Cold with lows in the upper 20s. South winds around 5 mph. Thursday: Partly sunny. Highs in the upper 40s. South winds 5 to 10 mph. Thursday Night: Mostly cloudy in the evening, then becoming partly cloudy. Lows in the lower 30s. South winds 5 to 10 mph. Friday: Mostly sunny. Not as cool with highs in the upper 50s. Southwest winds 5 to 10 mph. Friday Night: Rain likely. Not as cool with lows in the mid 40s. South winds 5 to 10 mph. Chance of rain 70 percent. Saturday: Partly sunny. Rain likely in the morning. Highs in the lower 60s. Chance of rain 70 percent. Saturday Night: Mostly cloudy. Lows in the lower 40s. Sunday: Mostly cloudy. Highs in the mid 60s. Sunday Night: Mostly cloudy with a 40 percent chance of rain. Lows in the upper 30s. Monday: Partly sunny. A chance of rain in the morning. Much cooler with highs around 50. Chance of rain 40 percent. Monday Night: Mostly clear. Colder with lows in the mid 20s. Tuesday: Partly sunny. Highs in the mid 40s. Tuesday Night: Mostly cloudy. Cold with lows around 30. Wednesday: Partly sunny. Highs in the lower 50s. | |
| Zone Forecast: Western Chester | |
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