Urban Weather Forecast

    • 26
    • 37

    Increasing Clouds

    • 29
    • 46

    Mostly Cloudy

    • 42
    • 55

    Rain Showers Likely

    • 41
    • 59

    Mostly Cloudy

    • 34
    • 61

    Chance Rain Showers

    • 25
    • 45

    Partly Sunny

Today 18 Mar Northumberland

Sunny. Highs in the upper 30s. South Winds around 5 Mph.

Tonight 18 Mar Northumberland

Partly cloudy in the Evening, then becoming mostly cloudy. Not as cool with Lows in the mid 20s. South Winds around 5 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Urban Temperature Statistics

March Temperature

Selinsgrove Penn Valley Airport (10.6 miles)

  • Lowest 2 March, 2026

    19.9 °F

  • Average March

    43.7 °F

  • Highest 10 March, 2026

    77 °F

Climate (2021–Present)

Selinsgrove Penn Valley Airport (10.6 miles)

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

  • Average Low 2021–2026

    42.3 °F

  • Average 2021–2026

    52.5 °F

  • Average High 2021–2026

    63 °F
Get WillyWeather+ to remove ads