Lewisville Weather Forecast

    • 37
    • 68

    Mostly Sunny

    • 34
    • 69

    Blowing Dust

    • 36
    • 63

    Partly Sunny

    • 40
    • 67

    Partly Sunny

    • 44
    • 71

    Chance Rain

    • 42
    • 69

    Rain Likely

    • 35
    • 61

    Rain Likely

Today 6 Apr Upper Snake River Plain

Mostly sunny. Highs 63 to 71. Northeast Winds up to 10 Mph. Shifting to southwest around 10 Mph in the afternoon.

Tonight 6 Apr Upper Snake River Plain

Mostly clear. Lows 33 to 42. Southwest Winds 10 to 15 Mph.

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  • Temperature Real-Time

Lewisville Temperature Statistics

April Temperature

Idaho Falls Regional Airport (12.4 miles)

  • Lowest 4 April, 2026

    28.9 °F

  • Average April

    43 °F

  • Highest 1 April, 2026

    57.7 °F

Climate (2021–Present)

Idaho Falls Regional Airport (12.4 miles)

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  • Average Low 2021–2026

    33.9 °F

  • Average 2021–2026

    46.9 °F

  • Average High 2021–2026

    59.8 °F
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