Rays Lake Weather Forecast

    • 45
    • 73

    Rain Showers Likely

    • 44
    • 76

    Chance Thunderstorms

    • 47
    • 81

    Mostly Sunny

    • 47
    • 82

    Rain Showers Likely

    • 45
    • 78

    Chance Thunderstorms

    • 46
    • 78

    Partly Sunny

Today 14 Aug Arco/Mud Lake Desert

Mostly cloudy. A slight chance of Showers and Thunderstorms in the morning. Then a chance of Showers and Thunderstorms in the afternoon. Highs 69 to 76. Southeast Winds up to 10 Mph. Shifting to southwest around 10 Mph in the afternoon.

Tonight 14 Aug Arco/Mud Lake Desert

Mostly cloudy. A chance of rain Showers and a slight chance of Thunderstorms in the evening. Lows 44 to 52. East Winds up to 10 Mph. Chance of precipitation 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Rays Lake Temperature Statistics

August Temperature

Rexburg, Rexburg-Madison County Airport (23 miles)

  • Lowest 4 August, 2026

    42.7 °F

  • Average August

    71.8 °F

  • Highest 1 August, 2026

    100.7 °F

Climate (2021–2026)

Rexburg, Rexburg-Madison County Airport (23 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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