Riverview Weather Forecast

    • 76
    • 94

    Slight Chance Thunderstorms

    • 72
    • 91

    Chance Thunderstorms

    • 78
    • 93

    Mostly Sunny

    • 71
    • 94

    Mostly Sunny

    • 66
    • 86

    Mostly Sunny

    • 67
    • 84

    Slight Chance Rain Showers

    • 70
    • 85

    Partly Sunny

Today 18 Jul St. Louis City

Sunny with a slight chance of Showers and Thunderstorms. Near steady temperature in the lower 90s. West Winds around 10 Mph. Chance of rain 20 percent. Heat index Values up to 106.

Tonight 18 Jul St. Louis City

Mostly clear this Evening, then becoming partly cloudy. A slight chance of Showers and Thunderstorms. Lows in the mid 70s. West Winds 5 to 10 Mph. Chance of rain 20 percent. Heat index Values up to 103 early this evening.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Riverview Temperature Statistics

July Temperature

St. Louis Lambert International Airport (9.9 miles)

  • Lowest 13 July, 2026

    68.6 °F

  • Average July

    81.4 °F

  • Highest 2 July, 2026

    96.7 °F

Climate (2021–2026)

St. Louis Lambert International Airport (9.9 miles)

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  • Average Low 2021–2026

    50.6 °F

  • Average 2021–2026

    60.1 °F

  • Average High 2021–2026

    69.7 °F
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