Lamar Weather Forecast

    • 36
    • 63

    Mostly Sunny

    • 44
    • 66

    Partly Sunny

    • 38
    • 65

    Partly Sunny

    • 42
    • 64

    Mostly Sunny

    • 44
    • 71

    Mostly Sunny

    • 46
    • 72

    Mostly Sunny

Today 30 Oct Southern Johnson County

Sunny. Highs in the lower 60s. Northwest Winds around 5 Mph.

Tonight 30 Oct Southern Johnson County

Mostly clear. Lows in the upper 30s. Northwest Winds around 5 Mph.

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Lamar Temperature Statistics

October Temperature

Russelville Municipal Airport (20.5 miles)

  • Lowest 22 October, 2025

    44.1 °F

  • Average October

    68.4 °F

  • Highest 2 October, 2025

    91 °F

Climate (2020–Present)

Russelville Municipal Airport (20.5 miles)

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  • Average Low 2020–2025

    51.5 °F

  • Average 2020–2025

    62.7 °F

  • Average High 2020–2025

    74.3 °F
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