Ralph Jacobs Airport Weather Forecast

    • 68
    • 81

    Rain Showers

    • 72
    • 84

    Chance Thunderstorms

    • 75
    • 93

    Mostly Sunny

    • 76
    • 96

    Hot

    • 76
    • 97

    Hot

    • 77
    • 96

    Hot

    • 76
    • 96

    Mostly Sunny

Today 26 Jun Monroe

Showers with Thunderstorms likely. Some Thunderstorms may produce heavy rainfall. Near steady temperature in the upper 70s. South Winds around 5 Mph. Chance of rain 90 percent.

Tonight 26 Jun Monroe

Mostly cloudy. Showers with Thunderstorms likely in the Evening, then a chance of Showers and Thunderstorms after midnight. Some Thunderstorms may produce heavy rainfall in the evening. Lows in the upper 60s. South Winds around 5 Mph in the Evening, becoming light and variable. Chance of rain 80 percent.

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Ralph Jacobs Airport Temperature Statistics

June Temperature

St. Louis Downtown Airport (15.5 miles)

  • Lowest 3 June, 2026

    52.6 °F

  • Average June

    74.6 °F

  • Highest 10 June, 2026

    93.7 °F

Climate (2021–2026)

St. Louis Downtown Airport (15.5 miles)

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  • Average Low 2021–2026

    47.6 °F

  • Average 2021–2026

    58.4 °F

  • Average High 2021–2026

    69.2 °F
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