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Knox, PA Weather Forecast
Knox, PA Weather Forecast Date: 737 PM EDT Sat Sep 26 2026
The area/counties/county of: Clarion, including the city of Clarion.or toggle through each period.
Rest of Tonight... Partly cloudy. Lows in the lower 50s. North winds 5 to 10 mph with gusts up to 20 mph.
Sunday... Mostly sunny in the morning, then mostly cloudy with a chance of showers in the afternoon. Highs in the upper 60s. North winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 40%.
Sunday Night... Considerable cloudiness. A chance of showers in the evening. Lows in the mid 50s. North winds 5 to 10 mph. Gusts up to 25 mph in the evening. Chance of rain 40%.
Monday... Mostly cloudy. Highs in the upper 60s. North winds around 5 mph.
Monday Night... Mostly cloudy. Patchy fog in the evening, then areas of fog after midnight. Lows in the mid 50s. Northwest winds around 5 mph in the evening, becoming light and variable.
Tuesday... Mostly cloudy in the morning, then becoming partly sunny. Areas of fog in the morning. Highs in the lower 70s.
Tuesday Night... Partly cloudy. Areas of fog. Lows in the mid 50s.
Wednesday... Partly cloudy in the morning, then becoming partly sunny. Patchy fog in the morning. Highs in the mid 70s.
Wednesday Night... Mostly cloudy. Lows in the upper 50s.
Thursday... Partly sunny. Highs in the mid 70s.
Thursday Night... Mostly cloudy with a 50% chance of showers. Lows in the upper 50s.
Friday... Mostly cloudy with a 50% chance of showers. Locally heavy rainfall possible in the morning. Highs around 70.
Friday Night... Mostly cloudy with a 50% chance of showers. Locally heavy rainfall possible after midnight. Lows in the lower 50s.
POP = Probability of Precipitation
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