Merna Weather Forecast

    • 54
    • 69

    Breezy

    • 43
    • 67

    Chance Rain Showers

    • 48
    • 61

    Rain Showers

    • 43
    • 68

    Rain Showers

    • 33
    • 53

    Slight Chance Thunderstorms

    • 32
    • 50

    Mostly Sunny

Today 29 Mar McLean

Partly sunny this Morning, then becoming mostly cloudy. Highs in the upper 60s. Southeast Winds 5 to 10 Mph, increasing to south 15 to 20 Mph this afternoon.

Tonight 29 Mar McLean

Showers likely with a chance of Thunderstorms. Some Thunderstorms may produce small hail. Not as cool with Lows in the mid 50s. South Winds 15 to 20 Mph with Gusts up to 35 Mph. Chance of rain 70 percent.

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Merna Temperature Statistics

March Temperature

Bloomington/Normal, Central Illinois Regional Airport at Bloomington-Normal (5 miles)

  • Lowest 21 March, 2024

    24.1 °F
  • Average March

    45.4 °F
  • Highest 3 March, 2024

    73 °F

Climate (2019–Present)

Bloomington/Normal, Central Illinois Regional Airport at Bloomington-Normal (5 miles)

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  • Average Low 2019–2024

    43.5 °F
  • Average 2019–2024

    52.4 °F
  • Average High 2019–2024

    61.6 °F
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