Sinsinawa Weather Forecast

    • 22
    • 51

    Increasing Clouds

    • 11
    • 24

    Mostly Sunny

    • 25
    • 26

    Mostly Cloudy

    • 10
    • 34

    Chance Snow

    • 3
    • 14

    Slight Chance Snow

    • 6
    • 15

    Mostly Cloudy

    • 0
    • 14

    Mostly Cloudy

Today 13 Jan Grant

Mostly sunny. Highs in the lower 50s. West Winds 10 to 20 Mph with Gusts up to 30 Mph.

Tonight 13 Jan Grant

Cloudy with a chance of Sprinkles. A chance of Flurries after midnight. Breezy, Colder with Lows around 20. Northwest Winds 15 to 25 Mph with Gusts up to 35 Mph.

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Sinsinawa Temperature Statistics

January Temperature

Dubuque Regional Airport (11.8 miles)

  • Lowest 1 January, 2026

    10 °F

  • Average January

    29.5 °F

  • Highest 8 January, 2026

    55.9 °F

Climate (2021–Present)

Dubuque Regional Airport (11.8 miles)

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  • Average Low 2021–2026

    40.5 °F

  • Average 2021–2026

    49.9 °F

  • Average High 2021–2026

    59.1 °F
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