Sand Creek Reservoir Weather Forecast

    • 36
    • 62

    Rain Showers

    • 32
    • 58

    Rain Showers

    • 37
    • 64

    Partly Sunny

    • 41
    • 72

    Partly Sunny

    • 43
    • 78

    Slight Chance Thunderstorms

    • 45
    • 80

    Partly Sunny

Today 20 May Centennial Mountains/Island Park

Partly sunny. Isolated rain Showers, Thunderstorms and snow Showers in the afternoon. Highs 54 to 62.

Tonight 20 May Centennial Mountains/Island Park

Numerous rain Showers, snow Showers and isolated Thunderstorms in the evening. Then scattered rain Showers and snow Showers after midnight. Snow accumulation up to 2 Inches. Lows 30 to 40.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Sand Creek Reservoir Temperature Statistics

May Temperature

Rexburg, Rexburg-Madison County Airport (27.3 miles)

  • Lowest 6 May, 2026

    28.7 °F

  • Average May

    54.6 °F

  • Highest 13 May, 2026

    86.6 °F

Climate (2021–Present)

Rexburg, Rexburg-Madison County Airport (27.3 miles)

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  • Average Low 2021–2026

    34.4 °F

  • Average 2021–2026

    46.4 °F

  • Average High 2021–2026

    58.5 °F
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