Eureka Weather Forecast

    • 45
    • 70

    Chance Rain Showers

    • 36
    • 62

    Partly Sunny

    • 45
    • 64

    Slight Chance Rain Showers

    • 54
    • 69

    Chance Rain Showers

    • 50
    • 72

    Rain Showers Likely

    • 43
    • 62

    Rain Showers Likely

Today 14 Oct Clinton

Partly sunny in the morning then becoming mostly sunny. Patchy fog in the morning. Highs around 70. Light Winds becoming north 5 to 10 Mph in the afternoon.

Tonight 14 Oct Clinton

Partly cloudy in the Evening, then mostly cloudy with a 30 percent chance of rain Showers after midnight. Lows in the mid 40s. North Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Eureka Temperature Statistics

October Temperature

Alma, Gratiot Community Airport (17.4 miles)

  • Lowest 9 October, 2025

    32 °F

  • Average October

    58.3 °F

  • Highest 4 October, 2025

    89.6 °F

Climate (2020–Present)

Alma, Gratiot Community Airport (17.4 miles)

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  • Average Low 2020–2025

    39.5 °F

  • Average 2020–2025

    49.4 °F

  • Average High 2020–2025

    58.8 °F
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