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Borough of Chambersburg, PAChambersburg, PA 7-Day Night Weather Forecast
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Chambersburg, PA Weather Forecast
Chambersburg, PA Weather Forecast Date: 900 PM EST Mon Mar 02 2026
The area/counties/county of: Franklin, including the city of Chambersburg.or toggle through each period.
Tonight... Cloudy. Snow likely with possible freezing rain, rain showers and sleet likely after midnight. Little or no snow and sleet accumulation. Ice accumulation of up to a tenth of an inch. Lows in the upper 20s. Southeast winds around 5 mph. Chance of precipitation 70%.
Tuesday... Rain, freezing rain and snow in the morning, then rain likely in the afternoon. Little or no snow accumulation. Ice accumulation of up to one quarter of an inch. Highs around 40. South winds around 5 mph. Chance of precipitation near 100%.
Tuesday Night... Showers, mainly in the evening. Not as cool with lows in the upper 30s. Southwest winds around 5 mph. Chance of rain 90%.
Wednesday... Cloudy with a 50% chance of showers. Not as cool with highs in the mid 50s. North winds around 5 mph, becoming east in the afternoon.
Wednesday Night... Showers likely. Mild. Lows in the mid 40s. Light and variable winds, becoming south around 5 mph after midnight. Chance of rain 70%.
Thursday... Mostly cloudy with a chance of showers. Not as cool with highs in the mid 60s. Chance of rain 50%.
Thursday Night... Showers likely. Unseasonably mild. Lows in the lower 50s. Chance of rain 70%.
Friday... Partly sunny. Unseasonably warm with highs in the lower 70s.
Friday Night... Partly cloudy in the evening, then becoming mostly cloudy. Unseasonably mild. Lows in the lower 50s.
Saturday... Mostly cloudy in the morning, then partly sunny with a chance of showers in the afternoon. Continued unseasonably warm with highs in the lower 70s. Chance of rain 40%.
Saturday Night... Mostly cloudy with a 50% chance of showers. Unseasonably mild. Lows in the mid 50s.
Sunday... Mostly cloudy with a 40% chance of showers. Continued unseasonably warm with highs in the lower 70s.
Sunday Night... Mostly cloudy with a 40% chance of showers. Unseasonably mild. Lows in the mid 50s.
POP = Probability of Precipitation
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