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Arnold, PA 7-Day Weather Forecast
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Arnold Weather Forecast
Arnold, PA Weather Forecast Date: 223 AM EDT Sat Sep 12 2026
Weather forecast for Arnold, PA
Tonight Lo: 60°F Lo: 16°C |
Tonight... Mostly cloudy. Near steady temperature in the lower 60s. East winds around 5 mph. |
Today Hi: 81°FHi: 27°C Lo: 65°F Lo: 18°C |
Today... Partly sunny in the morning, then mostly cloudy with showers likely with a chance of thunderstorms in the afternoon. Some thunderstorms May produce heavy rainfall in the afternoon. Humid with highs in the lower 80s. South winds 5 to 10 mph. Chance of rain 70%. |
Sun Hi: 81°FHi: 27°C Lo: 59°F Lo: 15°C |
Sunday... Mostly cloudy in the morning, then becoming partly cloudy. Humid with highs in the lower 80s. West winds 5 to 10 mph. |
Mon Hi: 71°FHi: 22°C Lo: 51°F Lo: 11°C |
Monday... Mostly sunny. A chance of showers in the morning. Highs in the lower 70s. Chance of rain 50%. |
Tue Hi: 81°FHi: 27°C Lo: 60°F Lo: 16°C |
Tuesday... Mostly sunny. Highs in the lower 80s. |
Wed Hi: 85°FHi: 29°C Lo: 65°F Lo: 18°C |
Wednesday... Partly cloudy. A chance of showers in the afternoon. Unseasonably warm with highs in the mid 80s. Chance of rain 30%. |
Thu Hi: 85°FHi: 29°C Lo: 61°F Lo: 16°C |
Thursday... Partly sunny. A chance of showers in the morning, then showers likely in the afternoon. Warm with highs in the mid 80s. Chance of rain 60%. |
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