Eureka Weather Forecast

    • 48
    • 62

    Chance Rain Showers

    • 51
    • 64

    Rain Showers Likely

    • 23
    • 52

    Rain/Freezing Rain

    • 15
    • 28

    Wintry Mix

    • 12
    • 25

    Mostly Cloudy

    • 14
    • 31

    Mostly Sunny

Today 21 Jan Navarro

Partly sunny. A slight chance of Showers. Highs in the lower 60s. North Winds around 5 Mph. Chance of rain 20 percent.

Tonight 21 Jan Navarro

Partly cloudy in the Evening, then becoming mostly cloudy. Patchy fog after midnight. Lows in the mid 40s. Northeast Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Eureka Temperature Statistics

January Temperature

Corsicana, Campbell Field-Corsicana Municipal Airport (5.6 miles)

  • Lowest 18 January, 2026

    21 °F

  • Average January

    54.9 °F

  • Highest 2 January, 2026

    82.9 °F

Climate (2021–Present)

Corsicana, Campbell Field-Corsicana Municipal Airport (5.6 miles)

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  • Average Low 2021–2026

    59.3 °F

  • Average 2021–2026

    69.3 °F

  • Average High 2021–2026

    79.6 °F
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