Williams Reservoir Weather Forecast

    • 18
    • 34

    Sunny

    • 23
    • 39

    Mostly Sunny

    • 32
    • 39

    Snow

    • 33
    • 42

    Rain/Snow

    • 33
    • 43

    Rain/Snow Likely

    • 31
    • 41

    Chance Rain/Snow

Today 29 Jan Southern Twin Falls County

Sunny. Highs 37 to 42.

Tonight 29 Jan Southern Twin Falls County

Clear. Lows 17 to 22.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Williams Reservoir Temperature Statistics

January Temperature

Joslin Field - Magic Valley Regional Airport (14.3 miles)

  • Lowest 21 January, 2025

    5.8 °F

  • Average January

    29.1 °F

  • Highest 3 January, 2025

    53.7 °F

Climate (2020–Present)

Joslin Field - Magic Valley Regional Airport (14.3 miles)

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  • Average Low 2020–2025

    39.3 °F

  • Average 2020–2025

    50.7 °F

  • Average High 2020–2025

    62.3 °F
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