Blackburn Airport Weather Forecast

    • 47
    • 65

    Rain Showers

    • 44
    • 61

    Mostly Cloudy

    • 39
    • 58

    Partly Sunny

    • 36
    • 56

    Slight Chance Rain Showers

    • 36
    • 55

    Partly Sunny

    • 42
    • 61

    Partly Sunny

Today 27 Apr Dane

Rain Showers and chance of Thunderstorms late in the morning and early Afternoon, then light rain Showers and Thunderstorms likely late in the afternoon. Highs in the mid 60s. Southeast Winds 15 to 20 Mph with Gusts to around 35 Mph. Chance of precipitation near 100 percent.

Tonight 27 Apr Dane

Cloudy. Rain Showers likely and chance of Thunderstorms in the Evening, then chance of light rain Showers late in the evening. Lows in the mid 40s. Southwest Winds 10 to 15 Mph shifting to the west 15 to 20 Mph after midnight. Chance of precipitation 70 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Blackburn Airport Temperature Statistics

April Temperature

Janesville-Rock County (18 miles)

  • Lowest 7 April, 2026

    23 °F

  • Average April

    47.9 °F

  • Highest 17 April, 2026

    78.8 °F

Climate (2021–Present)

Janesville-Rock County (18 miles)

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  • Average Low 2021–2026

    40.4 °F

  • Average 2021–2026

    48.8 °F

  • Average High 2021–2026

    60.4 °F
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