Johnson Weather Forecast

    • 69
    • 94

    Chance Thunderstorms

    • 71
    • 94

    Chance Thunderstorms

    • 73
    • 94

    Mostly Sunny

    • 72
    • 98

    Hot

    • 70
    • 95

    Slight Chance Thunderstorms

    • 71
    • 95

    Mostly Sunny

Today 22 Aug Washington

Mostly sunny with a chance of Showers. A slight chance of Thunderstorms in the Morning, then a chance of Thunderstorms in the afternoon. Highs in the mid 90s. West Winds around 5 Mph, becoming north around 5 Mph in the afternoon. Chance of rain 50 percent.

Tonight 22 Aug Washington

Mostly clear. Near steady temperature in the mid 70s. South Winds around 5 Mph.

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Johnson Temperature Statistics

August Temperature

Springdale Municipal (4.3 miles)

  • Lowest 2 August, 2026

    66.2 °F

  • Average August

    87.9 °F

  • Highest 19 August, 2026

    105.8 °F

Climate (2021–2026)

Springdale Municipal (4.3 miles)

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  • Average Low 2021–2026

    52.5 °F

  • Average 2021–2026

    63.2 °F

  • Average High 2021–2026

    70.6 °F
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