Blackburn Airport Weather Forecast

    • 59
    • 84

    Rain Showers Likely

    • 67
    • 81

    Rain Showers

    • 64
    • 82

    Rain Showers

    • 47
    • 78

    Chance Rain Showers

    • 41
    • 62

    Partly Sunny

    • 43
    • 64

    Partly Sunny

    • 47
    • 68

    Partly Sunny

Today 16 May Dane

Sunny. Northwest Winds up to 5 Mph.

Tonight 16 May Dane

Partly cloudy in the evening then becoming mostly cloudy. A 50 percent chance of rain Showers and Thunderstorms in the late evening and overnight. Lows in the mid 50s. North Winds up to 5 Mph shifting to the east after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Blackburn Airport Temperature Statistics

May Temperature

Janesville-Rock County (18 miles)

  • Lowest 2 May, 2026

    30.2 °F

  • Average May

    48.9 °F

  • Highest 4 May, 2026

    80.6 °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

    60.4 °F
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