Cottage Grove Weather Forecast

    • 50
    • 76

    Rain Showers

    • 52
    • 71

    Partly Sunny

    • 56
    • 75

    Chance Thunderstorms

    • 66
    • 78

    Rain Showers

    • 58
    • 80

    Chance Thunderstorms

    • 57
    • 77

    Partly Sunny

Today 14 Jun Union

Mostly cloudy with Showers with a chance of Thunderstorms. Highs in the mid 70s. Southwest Winds 5 to 10 Mph, becoming west 10 to 15 Mph in the afternoon. Chance of rain 90 percent.

Tonight 14 Jun Union

Partly Cloudy, then becoming mostly cloudy. Showers likely with a chance of Thunderstorms. Lows in the mid 60s. Southwest Winds around 5 Mph. Chance of rain 70 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Cottage Grove Temperature Statistics

June Temperature

Cincinnati W Airport (23.6 miles)

  • Lowest 3 June, 2026

    46.4 °F

  • Average June

    72.9 °F

  • Highest 7 June, 2026

    89.6 °F

Climate (2021–Present)

Cincinnati W Airport (23.6 miles)

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  • Average Low 2021–2026

    44.2 °F

  • Average 2021–2026

    54.4 °F

  • Average High 2021–2026

    65 °F
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