Arrowsmith Weather Forecast

    • 34
    • 49

    Rain Showers

    • 37
    • 55

    Partly Sunny

    • 48
    • 56

    Rain Showers

    • 57
    • 76

    Rain Showers Likely

    • 55
    • 69

    Rain Showers

    • 35
    • 67

    Rain Likely

    • 29
    • 46

    Mostly Cloudy

Today 25 Mar McLean

Mostly sunny with isolated Showers. Highs around 50. Northwest Winds around 15 Mph. Chance of rain 20 percent.

Tonight 25 Mar McLean

Mostly clear this Evening, then mostly cloudy with isolated rain Showers after midnight. Lows in the mid 30s. Northwest Winds 5 to 10 Mph with Gusts up to 20 Mph, becoming west after midnight. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Arrowsmith Temperature Statistics

March Temperature

Bloomington/Normal, Central Illinois Regional Airport at Bloomington-Normal (14.9 miles)

  • Lowest 2 March, 2025

    16 °F

  • Average March

    44.2 °F

  • Highest 14 March, 2025

    79 °F

Climate (2020–Present)

Bloomington/Normal, Central Illinois Regional Airport at Bloomington-Normal (14.9 miles)

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  • Average Low 2020–2025

    43.4 °F

  • Average 2020–2025

    52.6 °F

  • Average High 2020–2025

    61.9 °F
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