Lyons Reservoir Weather Forecast

    • 58
    • 74

    Patchy Smoke

    • 55
    • 71

    Mostly Sunny

    • 53
    • 66

    Slight Chance Rain Showers

    • 52
    • 65

    Chance Rain Showers

    • 54
    • 66

    Chance Rain Showers

    • 57
    • 70

    Mostly Sunny

    • 57
    • 73

    Mostly Sunny

Today 7 Sep West Slope Northern Sierra Nevada

Mostly sunny. Patchy smoke early in the afternoon. Highs 60 to 75 higher Elevations. 72 to 84 lower Elevations. Prevailing southeast Winds up to 10 Mph shifting to the southwest in the afternoon. Gusts up to 25 Mph.

Tonight 7 Sep West Slope Northern Sierra Nevada

Mostly clear. Patchy smoke late in the night. Lows 39 to 54 higher Elevations. 49 to 63 lower Elevations. Prevailing southwest Winds up to 10 Mph shifting to the southeast after midnight.

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Lyons Reservoir Temperature Statistics

September Temperature

COLUMBIA (14.3 miles)

  • Lowest 5 September, 2025

    59 °F

  • Average September

    78.8 °F

  • Highest 1 September, 2025

    100.4 °F

Climate (2020–Present)

COLUMBIA (14.3 miles)

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  • Average Low 2020–2025

    46.6 °F

  • Average 2020–2025

    59.8 °F

  • Average High 2020–2025

    73.6 °F
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