Eureka Weather Forecast

    • 53
    • 63

    Rain Showers Likely

    • 53
    • 71

    Slight Chance Rain Showers

    • 52
    • 80

    Chance Thunderstorms

    • 49
    • 75

    Mostly Sunny

    • 55
    • 76

    Mostly Sunny

    • 63
    • 84

    Mostly Sunny

    • 65
    • 85

    Chance Thunderstorms

Today 28 May Winnebago

Showers likely and a slight chance of Thunderstorms. Temperatures near 60. North wind 5 to 10 Mph.

Tonight 28 May Winnebago

Cloudy. Showers likely and a slight chance of Thunderstorms in the Evening, then a slight chance of Showers after midnight. Lows in the lower 50s. North wind 5 to 10 Mph. Chance of rain 70 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Eureka Temperature Statistics

May Temperature

Wittman Regional Airport (14.3 miles)

  • Lowest 4 May, 2025

    34.6 °F

  • Average May

    54.8 °F

  • Highest 12 May, 2025

    81.6 °F

Climate (2020–Present)

Wittman Regional Airport (14.3 miles)

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  • Average Low 2020–2025

    39.8 °F

  • Average 2020–2025

    48.6 °F

  • Average High 2020–2025

    57.2 °F
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