Sinsinawa Weather Forecast

    • 70
    • 87

    Chance Thunderstorms

    • 68
    • 89

    Rain Showers Likely

    • 59
    • 84

    Rain Showers

    • 62
    • 81

    Mostly Sunny

    • 58
    • 83

    Chance Thunderstorms

    • 56
    • 77

    Slight Chance Rain Showers

Today 9 Jun Grant

Mostly cloudy in the Morning, then becoming partly sunny. Areas of fog in the morning. Humid with Highs in the upper 80s. Northwest Winds around 5 Mph.

Tonight 9 Jun Grant

Partly cloudy in the Evening, then mostly cloudy with Showers likely with a chance of Thunderstorms after midnight. Humid with Lows in the upper 60s. Southeast Winds 5 to 10 Mph. Chance of rain 60 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Sinsinawa Temperature Statistics

June Temperature

Dubuque Regional Airport (11.8 miles)

  • Lowest 2 June, 2026

    53.1 °F

  • Average June

    71.6 °F

  • Highest 6 June, 2026

    87.1 °F

Climate (2021–Present)

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

    59.5 °F
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