Plano Weather Forecast

    • 50
    • 83

    Slight Chance Thunderstorms

    • 50
    • 84

    Mostly Sunny

    • 54
    • 86

    Sunny

    • 53
    • 85

    Chance Rain Showers

    • 44
    • 70

    Rain Showers Likely

    • 42
    • 63

    Rain Showers Likely

Today 29 May Upper Snake River Plain

Sunny. A slight chance of Showers and Thunderstorms in the afternoon. Highs 77 to 87. East Winds up to 10 Mph. Shifting to southwest around 10 Mph in the afternoon.

Tonight 29 May Upper Snake River Plain

Partly cloudy. Lows 47 to 54. North Winds around 10 Mph.

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Plano Temperature Statistics

May Temperature

Rexburg, Rexburg-Madison County Airport (5.6 miles)

  • Lowest 2 May, 2025

    34.6 °F

  • Average May

    54.2 °F

  • Highest 10 May, 2025

    84.7 °F

Climate (2020–Present)

Rexburg, Rexburg-Madison County Airport (5.6 miles)

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  • Average Low 2020–2025

    33.4 °F

  • Average 2020–2025

    45.4 °F

  • Average High 2020–2025

    57.3 °F
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