Sinsinawa Weather Forecast

    • 68
    • 83

    Rain Showers Likely

    • 68
    • 83

    Rain Showers Likely

    • 64
    • 79

    Rain Showers Likely

    • 63
    • 77

    Rain Showers Likely

    • 67
    • 79

    Rain Showers Likely

    • 63
    • 78

    Slight Chance Rain Showers

Today 11 Aug Grant

Showers with a chance of Thunderstorms late this Morning, then partly sunny this afternoon. Highs in the lower 80s. Southeast Winds 5 to 10 Mph. Chance of rain 100 percent.

Tonight 11 Aug Grant

Partly cloudy in the Evening, then becoming mostly cloudy. Humid with Lows in the upper 60s. East Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Sinsinawa Temperature Statistics

August Temperature

Dubuque Regional Airport (11.8 miles)

  • Lowest 8 August, 2026

    57.9 °F

  • Average August

    70.2 °F

  • Highest 2 August, 2026

    81 °F

Climate (2021–2026)

Dubuque Regional Airport (11.8 miles)

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  • Average Low 2021–2026

    40.6 °F

  • Average 2021–2026

    50.1 °F

  • Average High 2021–2026

    59.4 °F
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