Johnsville Weather Forecast

    • 55
    • 84

    Slight Chance Thunderstorms

    • 55
    • 82

    Slight Chance Thunderstorms

    • 54
    • 82

    Chance Rain Showers

    • 49
    • 77

    Mostly Sunny

    • 48
    • 74

    Sunny

    • 50
    • 77

    Sunny

    • 52
    • 80

    Sunny

Today 30 Jun Lassen-Eastern Plumas-Eastern Sierra Counties

Mostly sunny. Slight chance of Showers and Thunderstorms in the afternoon. Highs 90 to 100. East Winds 10 to 15 Mph.

Tonight 30 Jun Lassen-Eastern Plumas-Eastern Sierra Counties

Clear. Lows 49 to 59. West Winds 10 to 15 Mph.

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Johnsville Temperature Statistics

June Temperature

Emigrant Gap, Blue Canyon Nyack Airport (32.9 miles)

  • Lowest 21 June, 2025

    39.7 °F

  • Average June

    64.9 °F

  • Highest 9 June, 2025

    80.7 °F

Climate (2020–Present)

Emigrant Gap, Blue Canyon Nyack Airport (32.9 miles)

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  • Average Low 2020–2025

    46.8 °F

  • Average 2020–2025

    53.5 °F

  • Average High 2020–2025

    60.6 °F
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