Johnsville Weather Forecast

    • 44
    • 66

    Sunny

    • 47
    • 66

    Sunny

    • 51
    • 71

    Mostly Sunny

    • 50
    • 71

    Mostly Sunny

    • 51
    • 72

    Mostly Sunny

    • 51
    • 72

    Mostly Sunny

    • 48
    • 69

    Mostly Sunny

Today 7 May Lassen-Eastern Plumas-Eastern Sierra Counties

Sunny. Highs 74 to 84. Light Winds becoming west 10 to 15 Mph in the afternoon.

Tonight 7 May Lassen-Eastern Plumas-Eastern Sierra Counties

Clear. Lows 37 to 47. West Winds 10 to 15 Mph with Gusts up to 30 Mph in the evening becoming light.

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Johnsville Temperature Statistics

May Temperature

Emigrant Gap, Blue Canyon Nyack Airport (32.9 miles)

  • Lowest 5 May, 2026

    37 °F

  • Average May

    49.8 °F

  • Highest 1 May, 2026

    67.6 °F

Climate (2021–Present)

Emigrant Gap, Blue Canyon Nyack Airport (32.9 miles)

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  • Average Low 2021–2026

    47 °F

  • Average 2021–2026

    53.7 °F

  • Average High 2021–2026

    60.6 °F
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