Mather Weather Forecast

    • 36
    • 57

    Rain

    • 32
    • 47

    Rain

    • 28
    • 41

    Rain

    • 19
    • 38

    Snow

    • 23
    • 43

    Slight Chance Snow

    • 27
    • 49

    Mostly Sunny

Today 23 Dec West Slope Northern Sierra Nevada

Mostly cloudy. At lower Elevations, Areas of fog. Locally dense in the Morning, a slight chance of rain in the Morning, then a chance of rain in the afternoon. At higher Elevations, a slight chance of rain in the Morning, then a chance of rain and snow in the Afternoon, a chance of snow in the afternoon. Highs 38 to 53 higher Elevations. 48 to 60 lower Elevations. Snow level 7500 feet. Prevailing south Winds up to 15 Mph with Gusts to around 40 Mph. Except south up to 30 Mph with Gusts to around 45 Mph over Ridges.

Tonight 23 Dec West Slope Northern Sierra Nevada

Rain at lower Elevations. And rain and snow at higher Elevations. Breezy, Colder. Lows 26 to 40 higher Elevations. 37 to 47 lower Elevations. No snow accumulation lower Elevations. 3 to 8 Inches higher Elevations. Snow level above 8000 feet. Prevailing south Winds 5 to 15 Mph increasing to 10 to 25 Mph after midnight. Gusts up to 55 Mph. Over Ridges prevailing south Winds 20 to 35 Mph.

Graph Plots Open in Graphs
  • Temperature Forecast NOAA

  • Temperature Real-Time

Mather Temperature Statistics

December Temperature

COLUMBIA (32.3 miles)

  • Lowest 4 December, 2025

    30.2 °F
  • Average December

    46 °F
  • Highest 12 December, 2025

    73.4 °F

Climate (2020–Present)

COLUMBIA (32.3 miles)

Take a look at our website widgetsAvailable free! Find Out More
  • Average Low 2020–2025

    46.8 °F
  • Average 2020–2025

    59.8 °F
  • Average High 2020–2025

    73.6 °F
Get WillyWeather+ to remove ads