McGillstown, Pennsylvania Weather
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Click for Extreme Heat Warning for McGillstown, Pennsylvania
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Weather Forecast for McGillstown, Pennsylvania : Lebanon County
Issued: 8:55 am EDT Jun 21, 2025 Latitude: 40.3887016 Longitude: -76.5249654 View on Google Maps

MouseOver for Detail Forecast
Today Tonight Sunday Monday Tuesday Wednesday Thursday Friday
30% chance of thunderstorms on Today Mostly Cloudy on Tonight Sunny on Sunday Sunny on Monday Sunny on Tuesday 30% chance of rain on Wednesday 40% chance of rain on Thursday 50% chance of rain on Friday
High: 89°F Low: 68°F High: 96°F High: 98°F High: 97°F High: 95°F High: 91°F High: 90°F
Low: 75°F Low: 76°F Low: 75°F Low: 71°F Low: 71°F  
Thunderstorms Mostly Cloudy Sunny Sunny Sunny Rain Rain Rain
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Current Conditions at
MUIR AAF - (KMUI)
79°
Clear
as of 8:55 AM EDST
Rel. Humidity: 65%
Dew Point: 66°F
Visibility: 10 Miles
Pressure: 30.13 in.
Flight Rule: VFR
Wind Data
3 MPH
230° Southwest
Cloud Level(s): Clear
Current Conditions at
MIDDLETWN/HARRISB - (KMDT)
79°
Mostly Clear
as of 8:56 AM EDST
Rel. Humidity: 61%
Dew Point: 64°F
Visibility: 10 Miles
Pressure: 30.14 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Few at 25000ft
Current Conditions at
HARRISBURG - (KCXY)
79°
Clear
as of 8:56 AM EDST
Rel. Humidity: 57%
Dew Point: 63°F
Visibility: 10 Miles
Pressure: 30.14 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
LANCASTER - (KLNS)
79°
Clear
as of 8:53 AM EDST
Rel. Humidity: 61%
Dew Point: 64°F
Visibility: 10 Miles
Pressure: 30.15 in.
Flight Rule: VFR
Wind Data
3 MPH
210° Southwest
Cloud Level(s): Clear
30% chance of thunderstorms Today Today... A chance of showers, with thunderstorms also possible after 5pm. Mostly sunny, with a high near 89. Calm wind becoming southwest around 6 mph in the afternoon. Chance of precipitation is 30%.
Mostly Cloudy on Tonight Tonight... Mostly cloudy, then gradually becoming clear, with a low around 68. Southwest wind around 5 mph becoming calm in the evening.
Sunny on Sunday Sunday... Sunny and hot, with a high near 96. Heat index values as high as 103. West wind 5 to 10 mph, with gusts as high as 20 mph.
Mostly Clear on Sunday Night Sunday Night... Mostly clear, with a low around 75. West wind around 6 mph becoming calm in the evening.
Sunny on Monday Monday... Sunny and hot, with a high near 98. Calm wind becoming northwest around 6 mph in the morning.
Mostly Clear on Monday Night Monday Night... Mostly clear, with a low around 76.
Sunny on Tuesday Tuesday... Sunny and hot, with a high near 97.
Mostly Clear on Tuesday Night Tuesday Night... Mostly clear, with a low around 75.
30% chance of rain Wednesday Wednesday... A chance of showers after 2pm. Sunny and hot, with a high near 95. Chance of precipitation is 30%.
30% chance of thunderstorms Wednesday Night Wednesday Night... A chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 71. Chance of precipitation is 30%.
40% chance of rain Thursday Thursday... A chance of showers. Mostly sunny, with a high near 91. Chance of precipitation is 40%.
40% chance of thunderstorms Thursday Night Thursday Night... A chance of showers and thunderstorms. Mostly cloudy, with a low around 71. Chance of precipitation is 40%.
50% chance of rain Friday Friday... A chance of showers. Mostly sunny, with a high near 90. Chance of precipitation is 50%.
Current Radar Image


Sun Almanac for McGillstown, Pennsylvania
Sunrise: 05:36 AM
Sunset: 8:40 PM
Civil Sunrise:05:03 AM
Civil Sunset: 9:13 PM
Nautical Sunrise: 04:21 AM
Nautical Sunset: 9:55 PM
Astro Sunrise: 03:31 AM
Astro Sunset: 10:45 PM
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