Union Valley Reservoir Weather Forecast

    • 43
    • 66

    Chance Thunderstorms

    • 44
    • 72

    Mostly Sunny

    • 43
    • 68

    Chance Rain Showers

    • 36
    • 54

    Rain Showers Likely

    • 38
    • 53

    Chance Rain Showers

    • 42
    • 63

    Partly Sunny

    • 43
    • 65

    Mostly Sunny

Today 30 Apr West Slope Northern Sierra Nevada

Mostly cloudy. A chance of rain Showers in the afternoon. Highs 51 to 66 higher Elevations. 65 to 75 lower Elevations. Light Winds becoming west up to 10 Mph in the afternoon.

Tonight 30 Apr West Slope Northern Sierra Nevada

Mostly clear. A chance of Showers and Thunderstorms early in the evening. Lows 32 to 47 higher Elevations. 46 to 56 lower Elevations. Light Winds becoming east up to 10 Mph after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Union Valley Reservoir Temperature Statistics

April Temperature

Placerville Airport (21.1 miles)

  • Lowest 1 April, 2025

    32 °F

  • Average April

    55.6 °F

  • Highest 14 April, 2025

    77 °F

Climate (2020–Present)

Placerville Airport (21.1 miles)

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  • Average Low 2020–2025

    52.6 °F

  • Average 2020–2025

    60.7 °F

  • Average High 2020–2025

    69.2 °F
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