Johnstown Center Airport Weather Forecast

    • 36
    • 51

    Rain Showers

    • 34
    • 53

    Mostly Sunny

    • 32
    • 50

    Partly Sunny

    • 35
    • 55

    Mostly Sunny

    • 45
    • 61

    Rain Showers Likely

    • 38
    • 60

    Chance Rain Showers

Today 18 Apr Rock

Chance of light rain Showers in the Morning, then light rain Showers likely in the late morning and afternoon. Highs in the mid 50s. North Winds 5 to 10 Mph. Chance of Showers 70 percent.

Tonight 18 Apr Rock

Colder. Partly cloudy. Lows in the mid 40s. West Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Johnstown Center Airport Temperature Statistics

April Temperature

Janesville-Rock County (11.2 miles)

  • Lowest 6 April, 2024

    28.4 °F

  • Average April

    47 °F

  • Highest 14 April, 2024

    82.4 °F

Climate (2019–Present)

Janesville-Rock County (11.2 miles)

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  • Average Low 2019–2024

    40.7 °F

  • Average 2019–2024

    48.8 °F

  • Average High 2019–2024

    60 °F
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