Eureka Weather Forecast

    • 65
    • 82

    Rain Showers Likely

    • 63
    • 84

    Mostly Cloudy

    • 63
    • 79

    Mostly Cloudy

    • 60
    • 81

    Slight Chance Rain Showers

    • 59
    • 77

    Mostly Sunny

    • 58
    • 80

    Mostly Sunny

Today 27 May Spencer

Mostly cloudy with a slight chance of Showers this Morning, then partly sunny with a chance of Showers and Thunderstorms this afternoon. Highs in the lower 80s. Southwest Winds 5 to 10 Mph. Chance of rain 50 percent.

Tonight 27 May Spencer

Partly cloudy with a chance of Showers and Thunderstorms in the Evening, then mostly cloudy after midnight. Patchy fog after midnight. Lows in the mid 60s. Northwest Winds around 5 Mph in the Evening, becoming light and variable. Chance of rain 50 percent.

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Eureka Temperature Statistics

May Temperature

Owensboro, Owensboro-Daviess County Airport (9.9 miles)

  • Lowest 2 May, 2026

    44.1 °F

  • Average May

    65.4 °F

  • Highest 18 May, 2026

    90 °F

Climate (2021–Present)

Owensboro, Owensboro-Daviess County Airport (9.9 miles)

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  • Average Low 2021–2026

    49.7 °F

  • Average 2021–2026

    59 °F

  • Average High 2021–2026

    68.5 °F
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