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Addison, PA Weather Forecast
Addison, PA Weather Forecast Date: 430 AM EDT Mon Sep 21 2026
The area/counties/county of: Somerset, including the city of Somerset.or toggle through each period.
Today... Showers likely this morning, then showers with a chance of thunderstorms this afternoon. Highs around 60. East winds 5 to 10 mph with gusts up to 20 mph. Chance of rain 90%.
Tonight... Showers. A chance of thunderstorms, mainly in the evening. Lows in the lower 50s. East winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 90%.
Tuesday... Showers likely. Highs in the upper 50s. East winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 70%.
Tuesday Night... Showers likely. Lows in the upper 40s. East winds 15 to 20 mph with gusts up to 30 mph. Chance of rain 70%.
Wednesday... Mostly cloudy with a 50% chance of showers. Highs in the mid 50s. East winds 15 to 20 mph with gusts up to 30 mph.
Wednesday Night... Mostly cloudy with a 50% chance of showers. Lows in the mid 40s.
Thursday... Mostly cloudy with a chance of showers in the morning, then partly sunny in the afternoon. Highs in the mid 50s. Chance of rain 50%.
Thursday Night... Partly cloudy. Lows in the lower 40s.
Friday... Mostly sunny. Highs in the lower 60s.
Friday Night... Partly cloudy. Lows in the lower 40s.
Saturday... Mostly sunny. Highs in the lower 60s.
Saturday Night... Partly cloudy. Lows in the mid 40s.
POP = Probability of Precipitation
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