Grass Valley Weather Forecast

    • 31
    • 52

    Mostly Sunny

    • 29
    • 44

    Mostly Sunny

    • 27
    • 39

    Partly Sunny

    • 26
    • 39

    Partly Sunny

    • 25
    • 40

    Partly Sunny

    • 26
    • 39

    Mostly Cloudy

Today 14 Jan North Central Oregon

Sunny. Highs in the lower to mid 50s. Light wind.

Tonight 14 Jan North Central Oregon

Mostly clear. Lows in the lower 30s. Light wind.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Grass Valley Temperature Statistics

January Temperature

The Dalles Municipal Airport (25.5 miles)

  • Lowest 1 January, 2026

    28 °F

  • Average January

    38.3 °F

  • Highest 5 January, 2026

    51.1 °F

Climate (2021–Present)

The Dalles Municipal Airport (25.5 miles)

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

  • Average Low 2021–2026

    46.4 °F

  • Average 2021–2026

    56.5 °F

  • Average High 2021–2026

    66.9 °F
Get WillyWeather+ to remove ads