Trail of Tears State Forest Weather Forecast

    • 75
    • 92

    Slight Chance Thunderstorms

    • 77
    • 94

    Slight Chance Thunderstorms

    • 77
    • 95

    Mostly Sunny

    • 77
    • 94

    Mostly Sunny

    • 77
    • 93

    Slight Chance Thunderstorms

    • 77
    • 92

    Chance Thunderstorms

    • 76
    • 93

    Slight Chance Thunderstorms

Today 21 Jul Union

Partly sunny with a slight chance of Showers and Thunderstorms. Near steady temperature in the upper 80s. North Winds around 5 Mph. Chance of rain 20 percent.

Tonight 21 Jul Union

Mostly cloudy in the Evening, then becoming partly cloudy. Patchy fog after midnight. Humid with Lows in the mid 70s. East Winds around 5 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Trail of Tears State Forest Temperature Statistics

July Temperature

Southern Illinois Airport (19.9 miles)

  • Lowest 2 July, 2025

    66.7 °F

  • Average July

    80 °F

  • Highest 11 July, 2025

    92.6 °F

Climate (2020–Present)

Southern Illinois Airport (19.9 miles)

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

  • Average Low 2020–2025

    47.8 °F

  • Average 2020–2025

    58 °F

  • Average High 2020–2025

    68.6 °F
Get WillyWeather+ to remove ads