Napiersville, Pennsylvania Weather
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Click for Extreme Heat Warning for Napiersville, Pennsylvania
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Weather Forecast for Napiersville, Pennsylvania : Lancaster County
Issued: 12:29 pm EDT Jun 21, 2025 Latitude: 40.1825945 Longitude: -76.1063355 View on Google Maps

MouseOver for Detail Forecast
This Afternoon Tonight Sunday Monday Tuesday Wednesday Thursday Friday
20% chance of thunderstorms on This Afternoon Cloudy on Tonight Sunny on Sunday Sunny on Monday Sunny on Tuesday Sunny on Wednesday 40% chance of rain on Thursday 40% chance of rain on Friday
High: 89°F Low: 70°F High: 95°F High: 97°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 Cloudy Sunny Sunny Sunny Sunny Rain Rain
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Current Conditions at
LANCASTER - (KLNS)
84°
Clear
as of 11:53 AM EDST
Rel. Humidity: 54%
Dew Point: 66°F
Visibility: 10 Miles
Pressure: 30.15 in.
Flight Rule: VFR
Wind Data
3 MPH
170° South
Cloud Level(s): Clear
Current Conditions at
READING - (KRDG)
88°
Feels like 89°F
Clear
as of 11:54 AM EDST
Rel. Humidity: 45%
Dew Point: 64°F
Visibility: 10 Miles
Pressure: 30.14 in.
Flight Rule: VFR
Wind Data
3 MPH
Cloud Level(s): Clear
Current Conditions at
POTTSTOWN - (KPTW)
84°
Clear
as of 11:54 AM EDST
Rel. Humidity: 48%
Dew Point: 63°F
Visibility: 10 Miles
Pressure: 30.16 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
MUIR AAF - (KMUI)
86°
Feels like 88°F
Clear
as of 11:55 AM EDST
Rel. Humidity: 51%
Dew Point: 66°F
Visibility: 10 Miles
Pressure: 30.13 in.
Flight Rule: VFR
Wind Data
7 MPH
180° South
Cloud Level(s): Clear
20% chance of thunderstorms This Afternoon This Afternoon... A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 89. Southwest wind 3 to 6 mph. Chance of precipitation is 20%.
Cloudy on Tonight Tonight... Partly cloudy, with a low around 70. South wind around 6 mph.
Sunny on Sunday Sunday... Sunny and hot, with a high near 95. Heat index values as high as 104. Southwest wind 5 to 10 mph, with gusts as high as 22 mph.
Mostly Clear on Sunday Night Sunday Night... Mostly clear, with a low around 75. West wind 3 to 6 mph.
Sunny on Monday Monday... Sunny and hot, with a high near 97. Northwest wind 3 to 7 mph.
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.
Cloudy on Tuesday Night Tuesday Night... Partly cloudy, with a low around 75.
Sunny on Wednesday Wednesday... Sunny and hot, with a high near 95.
Cloudy on Wednesday Night Wednesday Night... Partly cloudy, with a low around 71.
40% chance of rain Thursday Thursday... A chance of showers. Mostly sunny, with a high near 91. Chance of precipitation is 40%.
30% chance of thunderstorms Thursday Night Thursday Night... A chance of showers and thunderstorms. Mostly cloudy, with a low around 71. Chance of precipitation is 30%.
40% chance of rain Friday Friday... A chance of showers. Mostly sunny, with a high near 90. Chance of precipitation is 40%.
Current Radar Image


Sun Almanac for Napiersville, Pennsylvania
Sunrise: 05:35 AM
Sunset: 8:37 PM
Civil Sunrise:05:02 AM
Civil Sunset: 9:10 PM
Nautical Sunrise: 04:20 AM
Nautical Sunset: 9:52 PM
Astro Sunrise: 03:31 AM
Astro Sunset: 10:42 PM
Any use of the information on this page is at your own risk. This information should not be relied upon in life-threatening situations, potential financial loss situations or in lieu of any officially disseminated information. Visit the National Weather Service for official information.