Greenville Weather Forecast

    • 45
    • 88

    Decreasing Clouds

    • 45
    • 87

    Mostly Sunny

    • 47
    • 87

    Mostly Sunny

    • 46
    • 84

    Partly Sunny

    • 41
    • 77

    Mostly Sunny

    • 41
    • 77

    Mostly Sunny

Today 21 Sep Sierra Nevada of Tehama-Butte-Plumas Counties Above 3000 ft

Mostly cloudy in the morning then clearing. Highs 72 to 82. Light Winds.

Tonight 21 Sep Sierra Nevada of Tehama-Butte-Plumas Counties Above 3000 ft

Mostly clear. Lows 46 to 56. Light Winds.

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Greenville Temperature Statistics

September Temperature

Emigrant Gap, Blue Canyon Nyack Airport (60.9 miles)

  • Lowest 1 September, 2026

    43.6 °F

  • Average September

    59.3 °F

  • Highest 9 September, 2026

    84.7 °F

Climate (2021–2026)

Emigrant Gap, Blue Canyon Nyack Airport (60.9 miles)

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  • Average Low 2021–2026

    46.7 °F

  • Average 2021–2026

    53.4 °F

  • Average High 2021–2026

    60.4 °F
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