Lower Arcadia Reservoir Weather Forecast

    • 39
    • 58

    Rain Showers

    • 36
    • 53

    Rain Showers

    • 32
    • 48

    Rain Showers Likely

    • 30
    • 49

    Chance Rain/Snow

    • 33
    • 52

    Partly Sunny

    • 33
    • 59

    Mostly Cloudy

    • 26
    • 49

    Chance Rain/Snow

Today 14 Oct Upper Snake River Plain

Numerous rain Showers and isolated Thunderstorms in the morning. Then scattered rain Showers and isolated Thunderstorms in the afternoon. Highs 54 to 62. Northeast Winds 10 to 15 Mph shifting to south in the afternoon.

Tonight 14 Oct Upper Snake River Plain

Scattered rain Showers in the evening. Then numerous rain Showers after midnight. Lows 37 to 44. Northeast Winds 10 to 15 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lower Arcadia Reservoir Temperature Statistics

October Temperature

Rexburg, Rexburg-Madison County Airport (23.6 miles)

  • Lowest 6 October, 2025

    30 °F

  • Average October

    50.5 °F

  • Highest 9 October, 2025

    77 °F

Climate (2020–Present)

Rexburg, Rexburg-Madison County Airport (23.6 miles)

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  • Average Low 2020–2025

    33.5 °F

  • Average 2020–2025

    45.5 °F

  • Average High 2020–2025

    57.5 °F
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