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.

A Few Clouds

80°F

27°C

Humidity 74%
Wind Speed S 8 G 17 mph
Barometer 30.15 in (1021.0 mb)
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 30 Aug 12:53 pm EDT
Extended Forecast for

Hallam PA

  • This Afternoon

    This Afternoon: A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 87. Southwest wind around 10 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 87 °F

    Chance
    Showers

  • Tonight

    Tonight: A chance of showers and thunderstorms, mainly before 7pm. Mostly cloudy, with a low around 68. Calm wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 68 °F

    Chance
    Showers then
    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 87. Calm wind.

    High: 87 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 71. Light south wind.

    Low: 71 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny and hot, with a high near 92. West wind 3 to 8 mph.

    High: 92 °F

    Hot

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 72. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 72 °F

    Chance
    Showers

  • Wednesday

    Wednesday: Partly sunny and hot, with a high near 92.

    High: 92 °F

    Hot

  • Wednesday Night

    Wednesday Night: A chance of showers before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Some of the storms could be severe. Mostly cloudy, with a low around 71. Chance of precipitation is 40%.

    Low: 71 °F

    Severe
    Thunderstorms

  • Thursday

    Thursday: A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 90. Chance of precipitation is 50%.

    High: 90 °F

    Mostly Sunny
    then Chance
    T-storms

Detailed Forecast

This Afternoon
A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 87. Southwest wind around 10 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
A chance of showers and thunderstorms, mainly before 7pm. Mostly cloudy, with a low around 68. Calm wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday
Partly sunny, with a high near 87. Calm wind.
Monday Night
Partly cloudy, with a low around 71. Light south wind.
Tuesday
Mostly sunny and hot, with a high near 92. West wind 3 to 8 mph.
Tuesday Night
A chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 72. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday
Partly sunny and hot, with a high near 92.
Wednesday Night
A chance of showers before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Some of the storms could be severe. Mostly cloudy, with a low around 71. Chance of precipitation is 40%.
Thursday
A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 90. Chance of precipitation is 50%.
Thursday Night
A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and 2am. Mostly cloudy, with a low around 68. Chance of precipitation is 40%.
Friday
A chance of showers. Mostly sunny, with a high near 85. Chance of precipitation is 30%.
Friday Night
A chance of showers. Partly cloudy, with a low around 64. Chance of precipitation is 30%.
Saturday
Mostly sunny, with a high near 81.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Hallam PA
 39.98°N 76.6°W (Elev. 469 ft)
Last Update:
1:29 pm EDT Aug 30, 2026
Forecast Valid:
1pm EDT Aug 30, 2026-6pm EDT Sep 5, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation