Mechanicsburg, Pennsylvania Weather
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Click for Hazardous Weather Outlook for Mechanicsburg, Pennsylvania
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Weather Forecast for Mechanicsburg, Pennsylvania : Cumberland County
Issued: 10:46 pm EDT Sep 4, 2025 Latitude: 40.2142565 Longitude: -77.0085876 View on Google Maps

MouseOver for Detail Forecast
Tonight Friday Saturday Sunday Monday Tuesday Wednesday Thursday
30% chance of rain on Tonight Morning Fog on Friday 80% chance of thunderstorms on Saturday Mostly Sunny on Sunday Sunny on Monday Sunny on Tuesday Sunny on Wednesday Mostly Sunny on Thursday
Low: 61°F High: 85°F High: 82°F High: 74°F High: 72°F High: 74°F High: 76°F High: 79°F
Low: 65°F Low: 57°F Low: 50°F Low: 48°F Low: 49°F Low: 52°F  
Rain Morning Fog Thunderstorms Mostly Sunny Sunny Sunny Sunny Mostly Sunny
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Current Conditions at
HARRISBURG - (KCXY)
70°
Cloudy
as of 9:56 PM EDST
Rel. Humidity: 83%
Dew Point: 64°F
Visibility: 10 Miles
Pressure: 29.80 in.
Flight Rule: VFR
Wind Data
3 MPH
290° West
Cloud Level(s): Few at 4600ft, Broken at 6000ft, Solid Overcast at 8000ft
Current Conditions at
MIDDLETWN/HARRISB - (KMDT)
70°
Cloudy
as of 9:56 PM EDST
Rel. Humidity: 88%
Dew Point: 66°F
Visibility: 10 Miles
Pressure: 29.80 in.
Flight Rule: VFR
Wind Data
3 MPH
Cloud Level(s): Scattered at 6000ft, Solid Overcast at 9000ft
Current Conditions at
COLLEGE PARK ARPT - (KCGS)
72°
Clear
as of 10:25 PM EDST
Rel. Humidity: 83%
Dew Point: 66°F
Visibility: 10 Miles
Pressure: 29.83 in.
Flight Rule: VFR
Wind Data
6 MPH
180° South
Cloud Level(s): Clear
Current Conditions at
YORK - (KTHV)
64°
Clear
as of 9:53 PM EDST
Rel. Humidity: 100%
Dew Point: 64°F
Visibility: 9 Miles
Pressure: 29.81 in.
Flight Rule: VFR
Wind Data
3 MPH
340° North
Cloud Level(s): Clear
30% chance of rain Tonight Tonight... A chance of showers, mainly before 11pm. Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 61. South wind 5 to 9 mph becoming calm after midnight. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Morning Fog on Friday Friday... Areas of fog before 9am. Otherwise, mostly sunny, with a high near 85. Light south wind becoming southwest 5 to 10 mph in the afternoon.
Increasing Clouds on Friday Night Friday Night... Increasing clouds, with a low around 65. South wind 3 to 6 mph.
80% chance of thunderstorms Saturday Saturday... A chance of showers, then showers and possibly a thunderstorm after 2pm. High near 82. Calm wind becoming west 5 to 7 mph in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
80% chance of thunderstorms Saturday Night Saturday Night... Showers and possibly a thunderstorm before 8pm, then a chance of showers. Low around 57. Northwest wind around 6 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Mostly Sunny on Sunday Sunday... Mostly sunny, with a high near 74.
Mostly Clear on Sunday Night Sunday Night... Mostly clear, with a low around 50.
Sunny on Monday Monday... Sunny, with a high near 72.
Mostly Clear on Monday Night Monday Night... Mostly clear, with a low around 48.
Sunny on Tuesday Tuesday... Sunny, with a high near 74.
Mostly Clear on Tuesday Night Tuesday Night... Mostly clear, with a low around 49.
Sunny on Wednesday Wednesday... Sunny, with a high near 76.
Mostly Clear on Wednesday Night Wednesday Night... Mostly clear, with a low around 52.
Mostly Sunny on Thursday Thursday... Mostly sunny, with a high near 79.
Current Radar Image


Sun Almanac for Mechanicsburg, Pennsylvania
Sunrise: 06:39 AM
Sunset: 7:35 PM
Civil Sunrise:06:11 AM
Civil Sunset: 8:02 PM
Nautical Sunrise: 05:38 AM
Nautical Sunset: 8:35 PM
Astro Sunrise: 05:04 AM
Astro Sunset: 9:10 PM
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