Lamar Weather Forecast

    • 52
    • 79

    Becoming Sunny

    • 57
    • 83

    Mostly Cloudy

    • 58
    • 72

    Rain Showers Likely

    • 59
    • 78

    Chance Thunderstorms

    • 44
    • 83

    Chance Thunderstorms

    • 43
    • 70

    Chance Rain Showers

Today 26 Mar Southern Johnson County

Sunny. Highs in the upper 70s. East Winds around 5 Mph.

Tonight 26 Mar Southern Johnson County

Mostly clear. Lows in the lower 50s. East Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lamar Temperature Statistics

March Temperature

Russelville Municipal Airport (20.5 miles)

  • Lowest 6 March, 2025

    28.9 °F

  • Average March

    56.1 °F

  • Highest 11 March, 2025

    84 °F

Climate (2020–Present)

Russelville Municipal Airport (20.5 miles)

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  • Average Low 2020–2025

    51.1 °F

  • Average 2020–2025

    62.1 °F

  • Average High 2020–2025

    73.7 °F
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