Roberts Slough Weather Forecast

    • 41
    • 60

    Rain Showers

    • 36
    • 65

    Chance Rain

    • 38
    • 68

    Mostly Sunny

    • 40
    • 76

    Mostly Sunny

    • 44
    • 78

    Partly Sunny

    • 42
    • 77

    Mostly Sunny

    • 45
    • 80

    Mostly Sunny

Today 30 May Upper Snake River Plain

A chance of rain in the morning. Then rain Showers and a slight chance of Thunderstorms in the afternoon. Cooler. Highs 55 to 65. Southwest Winds 10 to 15 Mph.

Tonight 30 May Upper Snake River Plain

Rain Showers and a slight chance of Thunderstorms in the evening. Then a chance of rain after midnight. Lows 39 to 46. West Winds up to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Roberts Slough Temperature Statistics

May Temperature

Idaho Falls Regional Airport (13.7 miles)

  • Lowest 19 May, 2026

    24.7 °F

  • Average May

    55.1 °F

  • Highest 13 May, 2026

    88.6 °F

Climate (2021–Present)

Idaho Falls Regional Airport (13.7 miles)

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  • Average Low 2021–2026

    33.8 °F

  • Average 2021–2026

    47 °F

  • Average High 2021–2026

    60 °F
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