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October 11th, 2025 :: 12:35 am EDT   

Local Weather Report for
Mercersburg
Pennsylvania, United States

 Current Mercersburg Weather Conditions Updated October 10th at 11:53 pm 
Temperature:52°F Dew Point:45°F
Barometer:30.24 inHg Wind:N 6 Mph
Humidity:76.3% Visibility:0M
 
 Mercersburg Weather Forecast Summary  
 
Today
Oct 11th
Sunday
Oct 12th
Monday
Oct 13th
Tuesday
Oct 14th
Wednesday
Oct 15th
Showers Showers Showers Cloudy Cloudy
63°F
58°F
51°F
52°F
50°F
60°F
48°F
61°F
47°F
 
 Mercersburg Detailed Weather Forecast  
 
Saturday, October 11th, 2025
Overnight Temperature: 46°F
Cloudy.
Morning Temperature: 61°F
Cloudy.
Afternoon Temperature: 59°F
Cloudy with a chance of showers.
Evening Temperature: 58°F
Cloudy with showers likely. Windy at times.
Sunday, October 12th, 2025
Overnight Temperature: 57°F
Cloudy with showers likely. Windy at times.
Morning Temperature: 54°F
Cloudy with showers likely. Windy at times.
Afternoon Temperature: 54°F
Cloudy with a few showers. Windy at times.
Evening Temperature: 52°F
Cloudy with a chance of showers. Windy at times.
Monday, October 13th, 2025
Overnight Temperature: 50°F
Cloudy with showers likely. Windy at times.
Morning Temperature: 51°F
Cloudy with showers likely.
Afternoon Temperature: 51°F
Cloudy with a chance of showers.
Evening Temperature: 51°F
Cloudy with a slight chance of showers.
Tuesday, October 14th, 2025
Overnight Temperature: 50°F
A mix of cloudy and clear skies.
Morning Temperature: 57°F
Cloudy. Windy at times.
Afternoon Temperature: 56°F
Sunny with cloudy periods. Windy at times.
Evening Temperature: 49°F
Clear.
Wednesday, October 15th, 2025
Overnight Temperature: 48°F
A mix of clear and cloudy skies.
Morning Temperature: 58°F
A mix of cloud and sun. Windy at times.
Afternoon Temperature: 58°F
Cloudy.
Evening Temperature: 47°F
Cloudy.
Thursday, October 16th, 2025
Overnight Temperature: 45°F
Cloudy.
Morning Temperature: 52°F
Sunny. Windy at times.
Afternoon Temperature: 49°F
Sunny. Windy at times.
Evening Temperature: 38°F
A mix of cloudy and clear skies.
Friday, October 17th, 2025
Overnight Temperature: 38°F
Cloudy.
Morning Temperature: 52°F
Cloudy with sunny periods. Windy at times.
Afternoon Temperature: 49°F
A mix of cloud and sun. Windy at times.
Evening Temperature: 40°F
Clear.
Saturday, October 18th, 2025
Overnight Temperature: 38°F
Clear.
Morning Temperature: 54°F
A mix of cloud and sun. Windy at times.
Afternoon Temperature: 54°F
Sunny with cloudy periods.
Evening Temperature: 45°F
Clear.





 

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11:53 PM  52°F
 
 
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11:53 PM  52°F
 
 
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11:53 PM  52°F
 
 
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11:53 PM  52°F
 
 
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This WeatherCity Weather Forecast for Mercersburg, Pennsylvania, United States is computed using a computer-generated forecast model and should be considered experimental. Please confirm this weather information with your official weather information office

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