Eureka Weather Forecast

    • 53
    • 70

    Slight Chance Thunderstorms

    • 54
    • 70

    Chance Thunderstorms

    • 52
    • 70

    Slight Chance Thunderstorms

    • 46
    • 65

    Mostly Sunny

    • 48
    • 66

    Mostly Sunny

    • 52
    • 71

    Slight Chance Thunderstorms

Today 19 Sep Western Millard and Juab Counties

Mostly cloudy. A chance of rain Showers in the Morning, then a chance of Showers and Thunderstorms in the afternoon. Highs around 80. Chance of precipitation 40 percent.

Tonight 19 Sep Western Millard and Juab Counties

A 20 percent chance of Showers and Thunderstorms in the evening. Partly cloudy. Lows in the lower 50s.

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Eureka Temperature Statistics

September Temperature

Provo, Provo Municipal Airport (28 miles)

  • Lowest 17 September, 2025

    48.9 °F

  • Average September

    71.3 °F

  • Highest 2 September, 2025

    91 °F

Climate (2020–Present)

Provo, Provo Municipal Airport (28 miles)

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  • Average Low 2020–2025

    41.8 °F

  • Average 2020–2025

    52.6 °F

  • Average High 2020–2025

    63.7 °F
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