Lebanon Weather Forecast

    • 40
    • 49

    Rain Showers

    • 41
    • 50

    Rain

    • 38
    • 48

    Chance Rain

    • 35
    • 47

    Chance Rain

    • 34
    • 47

    Chance Rain/Snow

    • 33
    • 46

    Chance Rain/Snow

Today 21 Dec Linn County Lowlands

A chance of rain Showers in the Morning, then rain Showers in the afternoon. Highs in the upper 40s. South wind 5 to 10 Mph. Chance of rain near 100 percent. Rainfall Amounts a tenth to a quarter of an inch.

Tonight 21 Dec Linn County Lowlands

Rain Showers. Lows around 40. South wind 5 to 10 Mph. Chance of rain near 100 percent. Rainfall Amounts a tenth to a quarter of an inch.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Lebanon Temperature Statistics

December Temperature

Corvallis, Corvallis Municipal Airport (18.6 miles)

  • Lowest 1 December, 2025

    30 °F

  • Average December

    48.8 °F

  • Highest 10 December, 2025

    61 °F

Climate (2020–Present)

Corvallis, Corvallis Municipal Airport (18.6 miles)

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

  • Average Low 2020–2025

    43.6 °F

  • Average 2020–2025

    53.2 °F

  • Average High 2020–2025

    64 °F
Get WillyWeather+ to remove ads