Eureka Weather Forecast

    • 66
    • 90

    Chance Rain Showers

    • 65
    • 86

    Rain Showers

    • 58
    • 80

    Partly Sunny

    • 57
    • 81

    Mostly Sunny

    • 61
    • 84

    Partly Sunny

    • 64
    • 84

    Slight Chance Thunderstorms

Today 26 Jul Clinton

Mostly sunny with a 20 percent chance of Showers and Thunderstorms. Highs around 90. West Winds 5 to 10 Mph with Gusts to around 20 Mph.

Tonight 26 Jul Clinton

Partly cloudy. A 20 percent chance of Showers after midnight. Lows in the mid 60s. West Winds 5 to 10 Mph with Gusts to around 20 Mph in the evening becoming light.

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Eureka Temperature Statistics

July Temperature

Alma, Gratiot Community Airport (17.4 miles)

  • Lowest 23 July, 2026

    44.6 °F

  • Average July

    73.2 °F

  • Highest 14 July, 2026

    95 °F

Climate (2021–2026)

Alma, Gratiot Community Airport (17.4 miles)

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  • Average Low 2021–2026

    39.3 °F

  • Average 2021–2026

    49.1 °F

  • Average High 2021–2026

    58.6 °F
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