Sullivan Weather Forecast

    • 58
    • 71

    Chance Thunderstorms

    • 37
    • 85

    Thunderstorms

    • 28
    • 48

    Partly Sunny

    • 36
    • 54

    Partly Sunny

    • 46
    • 60

    Mostly Cloudy

    • 54
    • 75

    Chance Rain Showers

Today 25 Mar Moultrie

Mostly sunny. Not as cool with Highs in the lower 70s. South Winds 10 to 15 Mph.

Tonight 25 Mar Moultrie

Mostly cloudy in the Evening, then partly cloudy with a chance of Showers and Thunderstorms after midnight. Not as cool with Lows in the upper 50s. South Winds 10 to 15 Mph. Chance of rain 30 percent.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Sullivan Temperature Statistics

March Temperature

Mattoon / Charleston, Coles County Memorial Airport (19.3 miles)

  • Lowest 17 March, 2026

    14.6 °F

  • Average March

    49.3 °F

  • Highest 22 March, 2026

    84.9 °F

Climate (2021–Present)

Mattoon / Charleston, Coles County Memorial Airport (19.3 miles)

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

  • Average Low 2021–2026

    45.8 °F

  • Average 2021–2026

    55.3 °F

  • Average High 2021–2026

    64.8 °F
Get WillyWeather+ to remove ads