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

York, York Airport (KTHV)

Lat: 39.92°NLon: 76.88°WElev: 479ft.

Fair

56°F

13°C

Humidity 93%
Wind Speed Calm
Barometer 30.04 in (1017.2 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 25 Jun 3:53 am EDT
Extended Forecast for

Grantley PA

  • Today

    Today: Mostly sunny, with a high near 86. Calm wind becoming south 5 to 9 mph in the afternoon.

    High: 86 °F

    Mostly Sunny

  • Tonight

    Tonight: A chance of showers and thunderstorms after 9pm. Mostly cloudy, with a low around 65. South wind 5 to 10 mph becoming light after midnight. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 65 °F

    Chance
    T-storms then
    Chance
    Showers

  • Friday

    Friday: Mostly cloudy, with a high near 86. Calm wind becoming west 5 to 7 mph in the afternoon.

    High: 86 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: A chance of showers and thunderstorms, then showers after 11pm. Low around 65. Light and variable wind. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 65 °F

    Chance
    Showers then
    Showers

  • Saturday

    Saturday: Showers, with thunderstorms also possible after 2pm. High near 79. East wind 3 to 5 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 79 °F

    Showers

  • Saturday Night

    Saturday Night: Showers likely and possibly a thunderstorm before 8pm, then a slight chance of showers between 8pm and 2am. Mostly cloudy, with a low around 64. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 64 °F

    Showers
    Likely then
    Slight Chance
    Showers

  • Sunday

    Sunday: Mostly sunny, with a high near 84.

    High: 84 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 65.

    Low: 65 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 87.

    High: 87 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 86. Calm wind becoming south 5 to 9 mph in the afternoon.
Tonight
A chance of showers and thunderstorms after 9pm. Mostly cloudy, with a low around 65. South wind 5 to 10 mph becoming light after midnight. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
Mostly cloudy, with a high near 86. Calm wind becoming west 5 to 7 mph in the afternoon.
Friday Night
A chance of showers and thunderstorms, then showers after 11pm. Low around 65. Light and variable wind. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday
Showers, with thunderstorms also possible after 2pm. High near 79. East wind 3 to 5 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday Night
Showers likely and possibly a thunderstorm before 8pm, then a slight chance of showers between 8pm and 2am. Mostly cloudy, with a low around 64. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday
Mostly sunny, with a high near 84.
Sunday Night
Partly cloudy, with a low around 65.
Monday
Mostly sunny, with a high near 87.
Monday Night
Partly cloudy, with a low around 68.
Tuesday
Mostly sunny and hot, with a high near 93.
Tuesday Night
Partly cloudy, with a low around 71.
Wednesday
Mostly sunny and hot, with a high near 96.
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ABOUT THIS FORECAST

 
Point Forecast:
Grantley PA
 39.93°N 76.73°W (Elev. 673 ft)
Last Update:
2:20 am EDT Jun 25, 2026
Forecast Valid:
4am EDT Jun 25, 2026-6pm EDT Jul 1, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation