Harmon Weather Forecast

    • 39
    • 69

    Increasing Clouds

    • 34
    • 58

    Slight Chance Rain Showers

    • 24
    • 48

    Mostly Sunny

    • 25
    • 41

    Sunny

    • 36
    • 53

    Mostly Sunny

    • 36
    • 58

    Partly Sunny

    • 26
    • 49

    Partly Sunny

Today 8 Jan Washington

Showers with a chance of Thunderstorms. Highs in the upper 60s. South Winds 15 to 20 Mph with Gusts up to 40 Mph. Chance of rain 90 percent.

Tonight 8 Jan Washington

Mostly clear in the Evening, then becoming partly cloudy. Much cooler with Lows in the upper 30s. Southwest Winds 15 to 20 Mph with Gusts up to 30 Mph, becoming northwest 5 to 10 Mph with Gusts up to 20 Mph after midnight.

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Harmon Temperature Statistics

January Temperature

Springdale Municipal (9.3 miles)

  • Lowest 4 January, 2026

    32 °F

  • Average January

    50.9 °F

  • Highest 6 January, 2026

    69.8 °F

Climate (2021–Present)

Springdale Municipal (9.3 miles)

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  • Average Low 2021–2026

    51.8 °F

  • Average 2021–2026

    62.5 °F

  • Average High 2021–2026

    69.9 °F
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