New Castle Weather Forecast

    • 54
    • 95

    Mostly Sunny

    • 55
    • 94

    Increasing Clouds

    • 50
    • 87

    Partly Sunny

    • 54
    • 89

    Sunny

    • 58
    • 97

    Hot

    • 57
    • 97

    Hot

    • 56
    • 95

    Sunny

Today 15 Jun Debeque to Silt Corridor

Mostly sunny. Highs 95 to 100. West Winds 10 to 15 Mph with Gusts up to 30 Mph.

Tonight 15 Jun Debeque to Silt Corridor

Mostly clear. Lows 45 to 55.

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New Castle Temperature Statistics

June Temperature

Garfield County Regional Airport (9.9 miles)

  • Lowest 7 June, 2025

    43 °F

  • Average June

    68.2 °F

  • Highest 13 June, 2025

    93.9 °F

Climate (2020–Present)

Garfield County Regional Airport (9.9 miles)

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  • Average Low 2020–2025

    35.9 °F

  • Average 2020–2025

    49.5 °F

  • Average High 2020–2025

    64.3 °F
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