Granite Mountains HP Weather Forecast

    • 39
    • 66

    Blowing Dust

    • 42
    • 62

    Breezy

    • 48
    • 65

    Mostly Sunny

    • 48
    • 68

    Partly Sunny

    • 41
    • 63

    Breezy

    • 44
    • 63

    Breezy

Today 21 Apr Western Mojave Desert

Sunny, windy. Patchy blowing dust in the afternoon. Highs 74 to 77. Southwest Winds 15 to 25 Mph increasing to 25 to 35 Mph in the afternoon.

Tonight 21 Apr Western Mojave Desert

Mostly clear. Patchy blowing dust in the evening. Lows 44 to 47. Southwest Winds 25 to 35 Mph becoming west 15 to 25 Mph after midnight.

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Granite Mountains HP Temperature Statistics

April Temperature

Fort Irwin/Barstow, Bicycle Lake Army Airfield (11.2 miles)

  • Lowest 18 April, 2026

    32.2 °F

  • Average April

    64.4 °F

  • Highest 7 April, 2026

    87.4 °F

Climate (2021–Present)

Fort Irwin/Barstow, Bicycle Lake Army Airfield (11.2 miles)

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  • Average Low 2021–2026

    53.6 °F

  • Average 2021–2026

    67.2 °F

  • Average High 2021–2026

    79.6 °F
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