Union Valley Reservoir Weather Forecast

    • 44
    • 68

    Partly Sunny

    • 40
    • 65

    Partly Sunny

    • 40
    • 62

    Mostly Sunny

    • 45
    • 71

    Sunny

    • 48
    • 74

    Sunny

    • 48
    • 76

    Mostly Sunny

    • 49
    • 76

    Mostly Sunny

Today 23 May West Slope Northern Sierra Nevada

Mostly sunny. Highs 53 to 68 higher Elevations. 65 to 75 lower Elevations. Prevailing east Winds up to 10 Mph shifting to the southwest in the afternoon.

Tonight 23 May West Slope Northern Sierra Nevada

Mostly clear in the evening then becoming mostly cloudy. Lows 34 to 49 higher Elevations. 45 to 57 lower Elevations. Prevailing southwest Winds up to 10 Mph in the evening becoming light.

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Union Valley Reservoir Temperature Statistics

May Temperature

Placerville Airport (21.1 miles)

  • Lowest 4 May, 2024

    35.6 °F
  • Average May

    63 °F
  • Highest 15 May, 2024

    82.4 °F

Climate (2019–Present)

Placerville Airport (21.1 miles)

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  • Average Low 2019–2024

    52.4 °F
  • Average 2019–2024

    60.5 °F
  • Average High 2019–2024

    69 °F
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