Eureka Weather Forecast

    • 46
    • 70

    Partly Sunny

    • 40
    • 61

    Mostly Cloudy

    • 46
    • 61

    Mostly Cloudy

    • 53
    • 72

    Partly Sunny

    • 50
    • 73

    Chance Rain Showers

    • 52
    • 70

    Slight Chance Rain Showers

    • 53
    • 70

    Chance Rain Showers

Today 25 Oct Clinton

Mostly cloudy with a 50 percent chance of rain Showers. Highs in the mid 60s.

Tonight 25 Oct Clinton

Partly cloudy. Lows in the mid 40s. Light Winds.

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  • Temperature Real-Time

Eureka Temperature Statistics

October Temperature

Alma, Gratiot Community Airport (17.4 miles)

  • Lowest 17 October, 2026

    28.4 °F

  • Average October

    54.9 °F

  • Highest 12 October, 2026

    84.2 °F

Climate (2021–2026)

Alma, Gratiot Community Airport (17.4 miles)

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  • Average Low 2021–2026

    39.2 °F

  • Average 2021–2026

    49 °F

  • Average High 2021–2026

    58.6 °F
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