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Piatt, PA Weather Forecast
Piatt, PA Weather Forecast Date: 300 PM EDT Tue Sep 15 2026
The area/counties/county of: Sullivan, including the city of Laporte.or toggle through each period.
This Afternoon... Mostly sunny. Highs in the upper 60s. South winds 5 to 10 mph.
Tonight... Partly cloudy. Not as cool with lows in the lower 50s. South winds 5 to 10 mph with gusts up to 20 mph.
Wednesday... Partly sunny. Highs in the mid 70s. Southwest winds around 5 mph.
Wednesday Night... Mostly cloudy. Patchy fog. A chance of showers after midnight. Not as cool with lows in the lower 60s. Light and variable winds. Chance of rain 30%.
Thursday... Patchy fog in the morning. Partly sunny with a chance of showers in the morning, then mostly cloudy with showers likely in the afternoon. Humid with highs in the mid 70s. Southwest winds around 5 mph. Chance of rain 70%.
Thursday Night... Mostly cloudy. Showers likely, mainly in the evening. Humid with lows in the upper 50s. Chance of rain 70%.
Friday... Partly sunny in the morning, then clearing. Highs around 70.
Friday Night... Mostly clear in the evening, then becoming partly cloudy. Cooler with lows in the upper 40s.
Saturday... Partly sunny. Highs in the mid 60s.
Saturday Night... Showers likely. Lows in the mid 50s. Chance of rain 70%.
Sunday... Showers likely. Highs in the mid 60s. Chance of rain 70%.
Sunday Night... Showers likely. Lows in the mid 50s. Chance of rain 70%.
POP = Probability of Precipitation
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