Festus Memorial Airport Weather Forecast

    • 59
    • 83

    Chance Thunderstorms

    • 49
    • 86

    Thunderstorms

    • 37
    • 63

    Chance Rain Showers

    • 41
    • 68

    Sunny

    • 50
    • 75

    Mostly Sunny

    • 54
    • 77

    Mostly Sunny

Today 16 Apr Jefferson

Mostly sunny. A slight chance of Showers and Thunderstorms this afternoon. Highs in the lower 80s. Southwest Winds 5 to 10 Mph. Chance of rain 20 percent.

Tonight 16 Apr Jefferson

Mostly clear. Lows in the upper 50s. South Winds around 5 Mph.

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Festus Memorial Airport Temperature Statistics

April Temperature

St. Louis Downtown Airport (28 miles)

  • Lowest 6 April, 2026

    37.7 °F

  • Average April

    62 °F

  • Highest 13 April, 2026

    84.9 °F

Climate (2021–Present)

St. Louis Downtown Airport (28 miles)

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  • Average Low 2021–2026

    47.5 °F

  • Average 2021–2026

    58.3 °F

  • Average High 2021–2026

    69.1 °F
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