Union Weather Forecast

    • 47
    • 74

    Mostly Sunny

    • 54
    • 71

    Mostly Cloudy

    • 50
    • 75

    Partly Sunny

    • 55
    • 78

    Partly Sunny

    • 55
    • 72

    Chance Rain Showers

    • 56
    • 67

    Rain Showers Likely

    • 56
    • 72

    Mostly Cloudy

Today 27 Oct Union

Mostly sunny. Highs in the mid 70s.

Tonight 27 Oct Union

Clear. Lows in the mid 40s. Light and variable Winds, becoming north around 5 Mph after midnight.

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  • Temperature Real-Time

Union Temperature Statistics

October Temperature

Spartanburg Memorial (23 miles)

  • Lowest 20 October, 2026

    39.2 °F

  • Average October

    63.3 °F

  • Highest 2 October, 2026

    87.8 °F

Climate (2021–2026)

Spartanburg Memorial (23 miles)

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  • Average Low 2021–2026

    51.2 °F

  • Average 2021–2026

    61.1 °F

  • Average High 2021–2026

    72 °F
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