Johnstown Weather Forecast

    • 67
    • 95

    Slight Chance Thunderstorms

    • 67
    • 98

    Hot

    • 69
    • 98

    Hot

    • 69
    • 99

    Hot

    • 65
    • 97

    Hot

    • 64
    • 93

    Chance Rain Showers

Today 9 Aug Brown

Sunny. A 20 percent chance of Showers and Thunderstorms in the afternoon. Highs in the mid 90s. South Winds 10 to 15 Mph.

Tonight 9 Aug Brown

Mostly clear. A 20 percent chance of Showers and Thunderstorms in the evening. Lows in the mid 60s. South Winds around 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Johnstown Temperature Statistics

August Temperature

Ainsworth Regional Airport (2.5 miles)

  • Lowest 4 August, 2022

    59.2 °F

  • Average August

    80.4 °F

  • Highest 2 August, 2022

    106.2 °F

Climate (2010–Present)

Ainsworth Regional Airport (2.5 miles)

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  • Average Low 2010–Present

    37.9 °F

  • Average 2010–Present

    49.4 °F

  • Average High 2010–Present

    61.4 °F
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