Duncannon Weather Forecast

    • 34
    • 51

    Mostly Sunny

    • 33
    • 57

    Slight Chance Rain/Snow

    • 21
    • 40

    Rain Showers Likely

    • 20
    • 32

    Chance Snow Showers

    • 30
    • 38

    Chance Rain/Snow

    • 33
    • 48

    Slight Chance Rain Showers

Today 27 Feb Perry

Sunny. Highs around 50. South Winds around 5 Mph.

Tonight 27 Feb Perry

Mostly clear in the Evening, then becoming partly cloudy. Lows in the mid 30s. South Winds around 5 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Duncannon Temperature Statistics

February Temperature

Harrisburg, Capital City Airport (14.9 miles)

  • Lowest 8 February, 2026

    8.1 °F

  • Average February

    29 °F

  • Highest 14 February, 2026

    50 °F

Climate (2021–Present)

Harrisburg, Capital City Airport (14.9 miles)

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

  • Average Low 2021–2026

    47.6 °F

  • Average 2021–2026

    56.9 °F

  • Average High 2021–2026

    66.3 °F
Get WillyWeather+ to remove ads