Grass Lake Weather Forecast

    • 46
    • 70

    Mostly Sunny

    • 43
    • 67

    Mostly Sunny

    • 49
    • 74

    Sunny

    • 51
    • 80

    Sunny

    • 45
    • 74

    Sunny

    • 39
    • 68

    Sunny

    • 38
    • 62

    Sunny

Today 15 Jun Lassen-Eastern Plumas-Eastern Sierra Counties

Partly cloudy. Highs 78 to 88. Light Winds becoming southwest 10 to 15 Mph in the afternoon.

Tonight 15 Jun Lassen-Eastern Plumas-Eastern Sierra Counties

Partly cloudy in the evening then becoming clear. Lows 40 to 50. West Winds 10 to 15 Mph with Gusts up to 30 Mph in the evening becoming light.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Grass Lake Temperature Statistics

June Temperature

Emigrant Gap, Blue Canyon Nyack Airport (31.1 miles)

  • Lowest 13 June, 2025

    54 °F

  • Average June

    67 °F

  • Highest 9 June, 2025

    80.7 °F

Climate (2020–Present)

Emigrant Gap, Blue Canyon Nyack Airport (31.1 miles)

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  • Average Low 2020–2025

    46.9 °F

  • Average 2020–2025

    53.6 °F

  • Average High 2020–2025

    60.6 °F
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