Wheaton Weather Forecast

    • 54
    • 85

    Mostly Sunny

    • 59
    • 90

    Mostly Sunny

    • 39
    • 71

    Partly Sunny

    • 43
    • 61

    Mostly Cloudy

    • 46
    • 73

    Partly Sunny

    • 54
    • 81

    Mostly Sunny

Today 20 Mar Pottawatomie

Sunny. Highs in the mid 80s. West Winds 5 to 10 Mph, becoming north in the afternoon.

Tonight 20 Mar Pottawatomie

Mostly clear. Near steady temperature in the mid 50s. Southwest Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Wheaton Temperature Statistics

March Temperature

Marysville Municipal Airport (29.2 miles)

  • Lowest 16 March, 2026

    10.4 °F

  • Average March

    44.9 °F

  • Highest 9 March, 2026

    80.6 °F

Climate (2021–Present)

Marysville Municipal Airport (29.2 miles)

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  • Average Low 2021–2026

    43.6 °F

  • Average 2021–2026

    54.8 °F

  • Average High 2021–2026

    66.3 °F
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