Central Illinois Regional Airport at Bloomington-Normal Weather Forecast

    • 36
    • 54

    Increasing Clouds

    • 44
    • 63

    Increasing Clouds

    • 45
    • 73

    Mostly Cloudy

    • 51
    • 73

    Mostly Sunny

    • 31
    • 69

    Mostly Cloudy

    • 29
    • 48

    Partly Sunny

    • 38
    • 54

    Mostly Cloudy

Today 18 Mar McLean

Sunny. Not as cool with Highs around 50. Southwest Winds 10 to 15 Mph.

Tonight 18 Mar McLean

Mostly cloudy and not as cool. Near steady temperature in the upper 30s. Southwest Winds around 5 Mph, becoming southeast.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Central Illinois Regional Airport at Bloomington-Normal Temperature Statistics

March Temperature

Bloomington/Normal, Central Illinois Regional Airport at Bloomington-Normal (0 miles)

  • Lowest 16 March, 2026

    14 °F

  • Average March

    45.7 °F

  • Highest 10 March, 2026

    80.1 °F

Climate (2021–Present)

Bloomington/Normal, Central Illinois Regional Airport at Bloomington-Normal (0 miles)

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

  • Average Low 2021–2026

    43.7 °F

  • Average 2021–2026

    53 °F

  • Average High 2021–2026

    62.5 °F
Get WillyWeather+ to remove ads