Slate Run Weather Forecast

    • 9
    • 25

    Chance Snow Showers

    • 21
    • 30

    Increasing Clouds

    • 21
    • 41

    Mostly Cloudy

    • 27
    • 45

    Rain/Snow

    • 18
    • 38

    Mostly Cloudy

    • 28
    • 37

    Chance Freezing Rain

    • 22
    • 40

    Chance Snow Showers

Today 15 Dec Northern Lycoming

Cloudy with a 40 percent chance of snow Showers. Highs in the lower 20s. West Winds 5 to 10 Mph with Gusts up to 20 Mph.

Tonight 15 Dec Northern Lycoming

Mostly cloudy. Light snow this evening. Little or no snow accumulation. Lows around 10. Southwest Winds 5 to 10 Mph. Chance of snow 90 percent. Wind chill Values as low as 1 above.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Slate Run Temperature Statistics

December Temperature

Williamsport - Lycoming County Airport (33.6 miles)

  • Lowest 9 December, 2025

    6.1 °F

  • Average December

    27.2 °F

  • Highest 1 December, 2025

    37 °F

Climate (2020–Present)

Williamsport - Lycoming County Airport (33.6 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2020–2025

    43.8 °F

  • Average 2020–2025

    53 °F

  • Average High 2020–2025

    63.2 °F
Get WillyWeather+ to remove ads