Blaine Weather Forecast

    • 35
    • 53

    Rain Showers Likely

    • 32
    • 51

    Partly Sunny

    • 39
    • 54

    Partly Sunny

    • 45
    • 63

    Chance Rain Showers

    • 45
    • 68

    Chance Rain Showers

    • 44
    • 64

    Chance Rain Showers

Today 30 Apr Boone

Mostly cloudy. Patchy fog early in the morning. Scattered rain Showers in the afternoon. Highs in the lower 50s. Northwest Winds 5 to 10 Mph. Chance of precipitation 40 percent.

Tonight 30 Apr Boone

Mostly cloudy in the Evening, then becoming partly cloudy. Scattered rain Showers early in the Evening, then isolated rain Showers late in the evening. Patchy frost after midnight. Areas of frost late. Lows in the mid 30s. North Winds around 5 Mph. Chance of precipitation 40 percent.

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Blaine Temperature Statistics

April Temperature

Janesville-Rock County (16.8 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 (16.8 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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