Jana Airport Weather Forecast

    • 69
    • 85

    Decreasing Clouds

    • 72
    • 92

    Mostly Cloudy

    • 68
    • 92

    Chance Rain Showers

    • 64
    • 87

    Partly Sunny

    • 65
    • 88

    Mostly Sunny

    • 66
    • 88

    Partly Sunny

Today 25 Jul Dane

Partly sunny. Highs in the mid 80s. Southwest Winds 5 to 10 Mph.

Tonight 25 Jul Dane

Partly cloudy until early morning then becoming mostly cloudy. Lows in the upper 60s. Southwest Winds up to 5 Mph.

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Jana Airport Temperature Statistics

July Temperature

Janesville-Rock County (17.4 miles)

  • Lowest 22 July, 2026

    50 °F

  • Average July

    74.6 °F

  • Highest 14 July, 2026

    95 °F

Climate (2021–2026)

Janesville-Rock County (17.4 miles)

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  • Average Low 2021–2026

    40.3 °F

  • Average 2021–2026

    48.7 °F

  • Average High 2021–2026

    60.4 °F
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