| NWS Forecast for: King of Prussia PA Issued by: National Weather Service Philadelphia, PA Last Update: 4:11 am EDT Apr 18, 2026 | |
| Today: Partly sunny, with a high near 73. Southeast wind 5 to 10 mph. Tonight: A chance of showers, mainly after 4am. Mostly cloudy, with a low around 53. Southeast wind 5 to 10 mph becoming light east after midnight. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible. Sunday: Showers, mainly before 2pm. High near 56. Northwest wind 10 to 15 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible. Sunday Night: A chance of showers before 8pm. Partly cloudy, with a low around 39. West wind around 5 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible. Monday: Mostly sunny, with a high near 52. Northwest wind 5 to 15 mph. Monday Night: Patchy frost after 2am. Otherwise, mostly clear, with a low around 31. Tuesday: Areas of frost before 9am. Otherwise, sunny, with a high near 57. Tuesday Night: Partly cloudy, with a low around 43. Wednesday: Partly sunny, with a high near 68. Wednesday Night: Mostly clear, with a low around 45. Thursday: Sunny, with a high near 72. Thursday Night: Mostly clear, with a low around 49. Friday: Mostly sunny, with a high near 76. | |
| King of Prussia PA 40.09°N 75.39°W (Elev. 197 ft) | |
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