Jana Airport Weather Forecast

    • 62
    • 85

    Becoming Sunny

    • 64
    • 86

    Mostly Sunny

    • 65
    • 89

    Sunny

    • 68
    • 90

    Mostly Sunny

    • 66
    • 90

    Mostly Sunny

    • 65
    • 87

    Slight Chance Thunderstorms

Today 11 Jul Dane

Sunny. Highs in the mid 80s. Northeast Winds up to 10 Mph.

Tonight 11 Jul Dane

Clear. Lows in the lower 60s. East Winds up to 5 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Jana Airport Temperature Statistics

July Temperature

Janesville-Rock County (17.4 miles)

  • Lowest 7 July, 2026

    55.4 °F

  • Average July

    73 °F

  • Highest 1 July, 2026

    91.4 °F

Climate (2021–2026)

Janesville-Rock County (17.4 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    40.3 °F

  • Average 2021–2026

    48.7 °F

  • Average High 2021–2026

    60.3 °F
Get WillyWeather+ to remove ads