Union Weather Forecast

    • 24
    • 33

    Increasing Clouds

    • 30
    • 39

    Partly Sunny

    • 30
    • 42

    Chance Snow

    • 15
    • 36

    Chance Snow

    • 12
    • 27

    Slight Chance Snow

    • 19
    • 32

    Mostly Cloudy

Today 12 Jan Southern Carroll

Mostly sunny. Highs in the lower 30s. West Winds 15 to 20 Mph. Gusts up to 45 Mph, decreasing to 35 Mph this afternoon.

Tonight 12 Jan Southern Carroll

Partly cloudy in the Evening, then clearing. Lows in the lower 20s. Southwest Winds around 10 Mph. Gusts up to 30 Mph in the evening.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Union Temperature Statistics

January Temperature

Rochester - Skyhaven Airport (15.5 miles)

  • Lowest 2 January, 2026

    5 °F

  • Average January

    23.8 °F

  • Highest 9 January, 2026

    44.1 °F

Climate (2021–Present)

Rochester - Skyhaven Airport (15.5 miles)

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  • Average Low 2021–2026

    41.3 °F

  • Average 2021–2026

    51.1 °F

  • Average High 2021–2026

    60.8 °F
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