Johnsville Weather Forecast

    • 44
    • 62

    Chance Rain Showers

    • 39
    • 55

    Rain Showers Likely

    • 43
    • 60

    Mostly Sunny

    • 47
    • 67

    Mostly Sunny

    • 48
    • 68

    Sunny

    • 47
    • 67

    Mostly Sunny

Today 26 Jun Lassen-Eastern Plumas-Eastern Sierra Counties

Mostly cloudy with a chance of Showers in the Morning, then sunny in the afternoon. Highs 70 to 80. West Winds around 10 Mph increasing to 15 to 20 Mph in the afternoon. Gusts up to 35 Mph.

Tonight 26 Jun Lassen-Eastern Plumas-Eastern Sierra Counties

Partly cloudy in the evening then becoming mostly cloudy. Chance of Showers. Lows 39 to 49. West Winds 15 to 25 Mph shifting to the southwest 10 to 15 Mph after midnight. Gusts up to 40 Mph.

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Johnsville Temperature Statistics

June Temperature

Emigrant Gap, Blue Canyon Nyack Airport (32.9 miles)

  • Lowest 9 June, 2026

    47.6 °F

  • Average June

    65.9 °F

  • Highest 15 June, 2026

    85.6 °F

Climate (2021–2026)

Emigrant Gap, Blue Canyon Nyack Airport (32.9 miles)

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  • Average Low 2021–2026

    46.9 °F

  • Average 2021–2026

    53.6 °F

  • Average High 2021–2026

    60.7 °F
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