McArthur Weather Forecast

    • 45
    • 75

    Increasing Clouds

    • 43
    • 72

    Slight Chance Thunderstorms

    • 46
    • 71

    Rain Showers Likely

    • 44
    • 59

    Chance Rain

    • 47
    • 72

    Slight Chance Thunderstorms

    • 47
    • 77

    Mostly Sunny

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McArthur Temperature Statistics

May Temperature

Mount Shasta (51 miles)

  • Lowest

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  • Average May

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  • Highest

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Climate (2021–Present)

Mount Shasta (51 miles)

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  • Average Low 2021–2026

    39.7 °F

  • Average 2021–2026

    52.7 °F

  • Average High 2021–2026

    66 °F
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