Union Star Weather Forecast

    • 38
    • 46

    Rain Showers

    • 29
    • 47

    Chance Rain

    • 37
    • 51

    Mostly Cloudy

    • 30
    • 57

    Mostly Cloudy

    • 23
    • 45

    Partly Sunny

    • 24
    • 40

    Mostly Cloudy

Today 30 Jan De Kalb

Cloudy with a 50 percent chance of rain. Areas of dense fog. Highs in the upper 40s. Northeast Winds around 5 Mph.

Tonight 30 Jan De Kalb

Showers with a slight chance of Thunderstorms in the Evening, then rain after midnight. Locally heavy rainfall possible in the evening. Lows in the upper 30s. North Winds 5 to 10 Mph. Chance of rain near 100 percent.

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Union Star Temperature Statistics

January Temperature

St. Joseph, Rosecrans Memorial Airport (21.7 miles)

  • Lowest 7 January, 2025

    -11.1 °F

  • Average January

    23.1 °F

  • Highest 17 January, 2025

    48.7 °F

Climate (2020–Present)

St. Joseph, Rosecrans Memorial Airport (21.7 miles)

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  • Average Low 2020–2025

    43.7 °F

  • Average 2020–2025

    55 °F

  • Average High 2020–2025

    66.4 °F
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