Eureka Weather Forecast

    • 2
    • 8

    Cold

    • -2
    • 9

    Partly Sunny

    • -5
    • 10

    Partly Sunny

    • -4
    • 10

    Mostly Sunny

    • 3
    • 15

    Partly Sunny

    • 5
    • 21

    Mostly Sunny

Today 26 Jan Winnebago

Partly cloudy. Temperatures 6 to 8. Southwest wind 10 to 15 Mph. Wind Chills to 15 below zero.

Tonight 26 Jan Winnebago

Mostly cloudy. A chance of light snow in the evening. Lows zero to 5 above. Southwest wind 10 to 15 Mph. Chance of snow 50 percent. Wind Chills to 20 below zero.

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Eureka Temperature Statistics

January Temperature

Wittman Regional Airport (14.3 miles)

  • Lowest 23 January, 2026

    -18.9 °F

  • Average January

    18.8 °F

  • Highest 13 January, 2026

    50.6 °F

Climate (2021–Present)

Wittman Regional Airport (14.3 miles)

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  • Average Low 2021–2026

    39.7 °F

  • Average 2021–2026

    48.5 °F

  • Average High 2021–2026

    57.2 °F
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