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Swamp School, PA Weather Forecast
Swamp School, PA Weather Forecast Date: 430 PM EDT Sun Sep 20 2026
The area/counties/county of: Adams, including the city of Gettysburg.or toggle through each period.
Tonight... Mostly cloudy. Rain this evening. Patchy fog. Lows in the mid 50s. North winds 5 to 10 mph. Chance of rain 80%.
Monday... Cloudy. Patchy fog in the morning. A slight chance of showers in the morning, then a chance of showers in the afternoon. Highs in the upper 60s. Northeast winds 5 to 10 mph. Chance of rain 40%.
Monday Night... Showers. Lows in the lower 50s. Northeast winds 5 to 10 mph. Chance of rain 90%.
Tuesday... Showers. Highs in the lower 60s. Northeast winds around 10 mph with gusts up to 20 mph. Chance of rain 90%.
Tuesday Night... Showers, mainly in the evening. Lows in the upper 40s. Northeast winds 5 to 10 mph. Gusts up to 30 mph after midnight. Chance of rain 80%.
Wednesday... Mostly cloudy with a 50% chance of showers. Highs in the lower 60s.
Wednesday Night... Mostly cloudy with a 40% chance of showers. Lows in the upper 40s.
Thursday... Mostly cloudy in the morning, then becoming partly sunny. A 40% chance of showers. Highs in the lower 60s.
Thursday Night... Mostly cloudy. Lows in the upper 40s.
Friday... Mostly sunny. Highs in the mid 60s.
Friday Night... Partly cloudy. Lows in the upper 40s.
Saturday... Mostly sunny. Highs in the upper 60s.
Saturday Night... Partly cloudy in the evening, then becoming mostly cloudy. Lows in the upper 40s.
POP = Probability of Precipitation
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