Sinsinawa Weather Forecast

    • 63
    • 83

    Isolated Thunderstorms

    • 60
    • 84

    Mostly Sunny

    • 63
    • 85

    Mostly Sunny

    • 68
    • 87

    Rain Showers Likely

    • 64
    • 83

    Chance Rain Showers

    • 63
    • 82

    Slight Chance Thunderstorms

    • 64
    • 84

    Partly Sunny

Today 5 Jul Grant

Mostly sunny with isolated Showers and Thunderstorms. Highs in the lower 80s. Northeast Winds 5 to 10 Mph. Chance of rain 20 percent.

Tonight 5 Jul Grant

Partly cloudy with a slight chance of Showers this Evening, then mostly clear after midnight. Areas of fog after midnight. Lows in the lower 60s. Northeast Winds around 5 Mph. Chance of rain 20 percent.

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  • Temperature Real-Time

Sinsinawa Temperature Statistics

July Temperature

Dubuque Regional Airport (11.8 miles)

  • Lowest 2 July, 2026

    68 °F

  • Average July

    77.5 °F

  • Highest 1 July, 2026

    90 °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 °F

  • Average High 2021–2026

    59.4 °F
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