| NWS Forecast for: Bethlehem PA Issued by: National Weather Service Philadelphia, PA Last Update: 4:11 am EDT Apr 18, 2026 |  |
| Today: Mostly sunny, with a high near 72. Southeast wind 5 to 10 mph. Tonight: Showers likely, mainly after 5am. Mostly cloudy, with a low around 50. Southeast wind 5 to 10 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible. Sunday: Showers, mainly before 2pm. High near 54. 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 37. Northwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible. Monday: Mostly sunny, with a high near 50. Northwest wind 5 to 15 mph. Monday Night: Patchy frost after 1am. Otherwise, mostly clear, with a low around 29. Tuesday: Areas of frost before 9am. Otherwise, sunny, with a high near 55. Tuesday Night: Partly cloudy, with a low around 41. Wednesday: Partly sunny, with a high near 66. Wednesday Night: Mostly clear, with a low around 41. Thursday: Sunny, with a high near 70. Thursday Night: Partly cloudy, with a low around 47. Friday: Mostly sunny, with a high near 73. | |
| Bethlehem PA 40.63°N 75.41°W (Elev. 299 ft) | |
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