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

Lancaster, Lancaster Airport (KLNS)

Lat: 40.12°NLon: 76.29°WElev: 397ft.

Fair

54°F

12°C

Humidity 77%
Wind Speed NE 7 mph
Barometer 30.29 in (1025.5 mb)
Dewpoint 47°F (8°C)
Visibility 10.00 mi
Wind Chill52°F (11°C)
Last update 15 Sep 1:53 am EDT
Extended Forecast for

Mountville PA

  • Overnight

    Overnight: Clear, with a low around 46. Calm wind.

    Low: 46 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 77. Calm wind becoming southeast around 6 mph in the morning.

    High: 77 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 56. South wind 3 to 6 mph.

    Low: 56 °F

    Mostly Clear

  • Wednesday

    Wednesday: Patchy fog between 7am and 8am. Otherwise, mostly sunny, with a high near 84. Calm wind becoming south around 6 mph in the afternoon.

    High: 84 °F

    Patchy Fog
    then Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 63. South wind around 6 mph becoming calm in the evening.

    Low: 63 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 87.

    High: 87 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 68.

    Low: 68 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 84.

    High: 84 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 59.

    Low: 59 °F

    Partly Cloudy

Detailed Forecast

Overnight
Clear, with a low around 46. Calm wind.
Tuesday
Sunny, with a high near 77. Calm wind becoming southeast around 6 mph in the morning.
Tuesday Night
Mostly clear, with a low around 56. South wind 3 to 6 mph.
Wednesday
Patchy fog between 7am and 8am. Otherwise, mostly sunny, with a high near 84. Calm wind becoming south around 6 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 63. South wind around 6 mph becoming calm in the evening.
Thursday
Mostly sunny, with a high near 87.
Thursday Night
Partly cloudy, with a low around 68.
Friday
Mostly sunny, with a high near 84.
Friday Night
Partly cloudy, with a low around 59.
Saturday
Mostly sunny, with a high near 79.
Saturday Night
Mostly cloudy, with a low around 64.
Sunday
A chance of showers. Mostly cloudy, with a high near 84. Chance of precipitation is 50%.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 63. Chance of precipitation is 50%.
Monday
A chance of showers. Mostly cloudy, with a high near 77. Chance of precipitation is 50%.
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ABOUT THIS FORECAST

 
Point Forecast:
Mountville PA
 40.03°N 76.42°W (Elev. 400 ft)
Last Update:
2:21 am EDT Sep 15, 2026
Forecast Valid:
2am EDT Sep 15, 2026-6pm EDT Sep 21, 2026
 
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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