National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Chester County Airport (KMQS)

Lat: 39.98°NLon: 75.87°WElev: 659ft.

Light Rain

65°F

18°C

Humidity 100%
Wind Speed NW 6 mph
Barometer 29.81 in
Dewpoint 65°F (18°C)
Visibility 7.00 mi
Last update 16 Oct 8:15 pm EDT
Extended Forecast for

West Chester PA

  • Tonight

    Tonight: A chance of showers, mainly between 2am and 5am. Cloudy, with a low around 45. Northwest wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 45 °F

    Chance
    Showers

  • Saturday

    Saturday: Cloudy, then gradually becoming mostly sunny, with a high near 52. Breezy, with a north wind 15 to 20 mph, with gusts as high as 35 mph.

    High: 52 °F

    Decreasing
    Clouds and
    Breezy

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 34. North wind 5 to 10 mph.

    Low: 34 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 55. Northeast wind around 5 mph.

    High: 55 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 37. Calm wind becoming north around 5 mph after midnight.

    Low: 37 °F

    Mostly Clear

  • Monday

    Monday: A slight chance of showers after 2pm. Mostly sunny, with a high near 58. Chance of precipitation is 20%.

    High: 58 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 44.

    Low: 44 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 63.

    High: 63 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 48.

    Low: 48 °F

    Partly Cloudy

Detailed Forecast

Tonight
A chance of showers, mainly between 2am and 5am. Cloudy, with a low around 45. Northwest wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Cloudy, then gradually becoming mostly sunny, with a high near 52. Breezy, with a north wind 15 to 20 mph, with gusts as high as 35 mph.
Saturday Night
Mostly clear, with a low around 34. North wind 5 to 10 mph.
Sunday
Sunny, with a high near 55. Northeast wind around 5 mph.
Sunday Night
Mostly clear, with a low around 37. Calm wind becoming north around 5 mph after midnight.
Monday
A slight chance of showers after 2pm. Mostly sunny, with a high near 58. Chance of precipitation is 20%.
Monday Night
Mostly cloudy, with a low around 44.
Tuesday
Partly sunny, with a high near 63.
Tuesday Night
Partly cloudy, with a low around 48.
Wednesday
Mostly sunny, with a high near 63.
Wednesday Night
Partly cloudy, with a low around 46.
Thursday
Partly sunny, with a high near 62.
Thursday Night
Mostly cloudy, with a low around 47.
Friday
Mostly sunny, with a high near 65.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
West Chester PA
 39.96°N 75.59°W (Elev. 400 ft)
Last Update:
8:45 pm EDT Oct 16, 2026
Forecast Valid:
9pm EDT Oct 16, 2026-6pm EDT Oct 23, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation