Sand Creek Reservoir Weather Forecast

    • 50
    • 75

    Chance Rain Showers

    • 48
    • 74

    Rain Showers Likely

    • 45
    • 69

    Breezy

    • 46
    • 72

    Mostly Sunny

    • 49
    • 72

    Mostly Sunny

    • 49
    • 73

    Chance Rain

    • 48
    • 70

    Chance Rain Showers

Today 31 Aug Centennial Mountains/Island Park

Sunny. Highs 70 to 77.

Tonight 31 Aug Centennial Mountains/Island Park

Partly cloudy in the evening. Then mostly cloudy with scattered rain Showers and isolated Thunderstorms after midnight. Lows 42 to 52.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Sand Creek Reservoir Temperature Statistics

August Temperature

Rexburg, Rexburg-Madison County Airport (27.3 miles)

  • Lowest 4 August, 2026

    42.7 °F

  • Average August

    71 °F

  • Highest 1 August, 2026

    100.7 °F

Climate (2021–2026)

Rexburg, Rexburg-Madison County Airport (27.3 miles)

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  • Average Low 2021–2026

    34.4 °F

  • Average 2021–2026

    46.5 °F

  • Average High 2021–2026

    58.6 °F
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