Castleford Weather Forecast

    • 59
    • 90

    Mostly Sunny

    • 59
    • 90

    Mostly Sunny

    • 61
    • 93

    Mostly Sunny

    • 64
    • 96

    Partly Sunny

    • 62
    • 90

    Chance Thunderstorms

    • 60
    • 88

    Chance Thunderstorms

Today 20 Aug Western Magic Valley

Patchy smoke this morning. Sunny. Highs 88 to 93. West Winds 10 to 15 Mph with Gusts to 25 Mph.

Tonight 20 Aug Western Magic Valley

Mostly clear. Lows 57 to 62. West Winds 10 to 15 Mph with Gusts to 25 Mph.

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Castleford Temperature Statistics

August Temperature

Joslin Field - Magic Valley Regional Airport (19.9 miles)

  • Lowest 8 August, 2025

    54.6 °F

  • Average August

    73.7 °F

  • Highest 13 August, 2025

    95.6 °F

Climate (2020–Present)

Joslin Field - Magic Valley Regional Airport (19.9 miles)

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  • Average Low 2020–2025

    39.4 °F

  • Average 2020–2025

    50.9 °F

  • Average High 2020–2025

    62.6 °F
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