Blackburn Airport Weather Forecast

    • 26
    • 32

    Mostly Cloudy

    • 31
    • 41

    Partly Sunny

    • 24
    • 46

    Chance Snow

    • 11
    • 30

    Slight Chance Snow

    • 20
    • 26

    Snow Likely

    • 13
    • 31

    Chance Snow

    • 8
    • 21

    Mostly Cloudy

Today 11 Jan Dane

Partly sunny. Near steady temperature in the upper 20s. West Winds around 10 Mph.

Tonight 11 Jan Dane

Partly cloudy. Near steady temperature in the upper 20s. Southwest Winds 10 to 15 Mph with Gusts to around 30 Mph.

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  • Temperature Real-Time

Blackburn Airport Temperature Statistics

January Temperature

Janesville-Rock County (18 miles)

  • Lowest 1 January, 2026

    8.6 °F

  • Average January

    28.9 °F

  • Highest 8 January, 2026

    55.4 °F

Climate (2021–Present)

Janesville-Rock County (18 miles)

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  • Average Low 2021–2026

    40.4 °F

  • Average 2021–2026

    48.7 °F

  • Average High 2021–2026

    60.3 °F
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