Blackhawk Island Airport Weather Forecast

    • 57
    • 74

    Chance Rain Showers

    • 37
    • 68

    Slight Chance Rain Showers

    • 44
    • 62

    Rain Showers Likely

    • 48
    • 62

    Chance Rain Showers

    • 49
    • 65

    Slight Chance Rain Showers

    • 47
    • 65

    Rain Showers Likely

Today 28 Oct Jefferson

Sunny. Highs in the mid 70s. South Winds up to 10 Mph increasing to 10 to 15 Mph in the afternoon.

Tonight 28 Oct Jefferson

Partly cloudy. Chance of light rain Showers and slight chance of Thunderstorms after midnight. Chance of light rain Showers early in the morning. Lows in the upper 50s. South Winds 10 to 15 Mph with Gusts to around 30 Mph. Chance of precipitation 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Blackhawk Island Airport Temperature Statistics

October Temperature

Watertown (18.6 miles)

  • Lowest 17 October, 2026

    31.8 °F

  • Average October

    57.9 °F

  • Highest 12 October, 2026

    86.5 °F

Climate (2021–2026)

Watertown (18.6 miles)

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  • Average Low 2021–2026

    35.2 °F

  • Average 2021–2026

    44.8 °F

  • Average High 2021–2026

    53.9 °F
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