Upper Mill Weather Forecast

    • 32
    • 34

    Decreasing Clouds

    • 23
    • 41

    Partly Sunny

    • 6
    • 32

    Mostly Cloudy

    • 10
    • 15

    Snow

    • 11
    • 15

    Snow

    • 4
    • 20

    Partly Sunny

    • 6
    • 20

    Partly Sunny

Today 21 Jan Cumberland

Cloudy with a 20 percent chance of snow. Not as cool. Near steady temperature in the lower 30s. South Winds 10 to 15 Mph with Gusts up to 25 Mph.

Tonight 21 Jan Cumberland

Mostly cloudy. A slight chance of snow this evening. Not as cool with Lows in the lower 30s. Southwest Winds 5 to 10 Mph with Gusts up to 25 Mph. Chance of snow 20 percent.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Upper Mill Temperature Statistics

January Temperature

Harrisburg, Capital City Airport (18.6 miles)

  • Lowest 19 January, 2026

    15.1 °F

  • Average January

    33 °F

  • Highest 7 January, 2026

    57 °F

Climate (2021–Present)

Harrisburg, Capital City Airport (18.6 miles)

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

  • Average Low 2021–2026

    47.7 °F

  • Average 2021–2026

    57.1 °F

  • Average High 2021–2026

    66.5 °F
Get WillyWeather+ to remove ads