Portola Weather Forecast

    • 48
    • 82

    Mostly Sunny

    • 48
    • 84

    Mostly Sunny

    • 51
    • 85

    Mostly Sunny

    • 55
    • 93

    Sunny

    • 54
    • 94

    Mostly Sunny

    • 47
    • 83

    Partly Sunny

    • 38
    • 67

    Slight Chance Rain Showers

Today 27 May Lassen-Eastern Plumas-Eastern Sierra Counties

Sunny. Highs 78 to 88. East Winds 10 to 15 Mph.

Tonight 27 May Lassen-Eastern Plumas-Eastern Sierra Counties

Clear. Lows 45 to 55. West Winds 10 to 15 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Portola Temperature Statistics

May Temperature

Reno/Stead (32.9 miles)

  • Lowest 13 May, 2025

    32 °F

  • Average May

    57 °F

  • Highest 9 May, 2025

    82.4 °F

Climate (2020–Present)

Reno/Stead (32.9 miles)

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

  • Average Low 2020–2025

    36.5 °F

  • Average 2020–2025

    52.1 °F

  • Average High 2020–2025

    64.3 °F
Get WillyWeather+ to remove ads