Black Jack Weather Forecast

    • 65
    • 83

    Rain Showers

    • 63
    • 84

    Chance Thunderstorms

    • 59
    • 81

    Mostly Sunny

    • 60
    • 81

    Mostly Sunny

    • 66
    • 86

    Partly Sunny

    • 69
    • 88

    Chance Rain Showers

Today 31 May St. Louis

Partly sunny with a slight chance of Showers and Thunderstorms. Highs in the lower 80s. Southeast Winds 5 to 10 Mph. Chance of rain 20 percent.

Tonight 31 May St. Louis

Mostly cloudy. Near steady temperature in the upper 60s. East Winds 5 to 10 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Black Jack Temperature Statistics

May Temperature

St. Louis Lambert International Airport (6.2 miles)

  • Lowest 7 May, 2026

    42.7 °F

  • Average May

    66.4 °F

  • Highest 17 May, 2026

    87.7 °F

Climate (2021–Present)

St. Louis Lambert International Airport (6.2 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    50.6 °F

  • Average 2021–2026

    60.1 °F

  • Average High 2021–2026

    69.7 °F
Get WillyWeather+ to remove ads