Lower Arcadia Reservoir Weather Forecast

    • 56
    • 92

    Areas Smoke

    • 57
    • 92

    Areas Smoke

    • 57
    • 91

    Mostly Sunny

    • 56
    • 90

    Mostly Sunny

    • 56
    • 88

    Partly Sunny

    • 55
    • 86

    Partly Sunny

Today 7 Aug Upper Snake River Plain

Sunny. Patchy smoke. Highs 90 to 99. Northeast Winds up to 10 Mph. Shifting to southwest around 10 Mph in the afternoon.

Tonight 7 Aug Upper Snake River Plain

Mostly clear. Patchy smoke. Lows 54 to 64. Southwest Winds 10 to 15 Mph. Shifting to northwest after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lower Arcadia Reservoir Temperature Statistics

August Temperature

Rexburg, Rexburg-Madison County Airport (23.6 miles)

  • Lowest 4 August, 2026

    42.7 °F

  • Average August

    68.9 °F

  • Highest 1 August, 2026

    100.7 °F

Climate (2021–2026)

Rexburg, Rexburg-Madison County Airport (23.6 miles)

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  • Average Low 2021–2026

    34.3 °F

  • Average 2021–2026

    46.4 °F

  • Average High 2021–2026

    58.5 °F
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