Princeton Weather Forecast

    • 59
    • 70

    Chance Rain Showers

    • 34
    • 68

    Rain Showers

    • 29
    • 48

    Partly Sunny

    • 43
    • 50

    Mostly Cloudy

    • 44
    • 70

    Rain Likely

    • 41
    • 60

    Chance Rain

Today 29 Mar Bureau

Mostly cloudy. A chance of Showers this afternoon. Highs around 70. South Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 40 percent.

Tonight 29 Mar Bureau

Cloudy with a chance of Showers. A slight chance of Thunderstorms after midnight. Lows in the upper 50s. South Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 30 percent.

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Princeton Temperature Statistics

March Temperature

Illinois Valley Regional Airport (16.2 miles)

  • Lowest 2 March, 2025

    16.7 °F

  • Average March

    43.8 °F

  • Highest 14 March, 2025

    82.2 °F

Climate (2020–Present)

Illinois Valley Regional Airport (16.2 miles)

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  • Average Low 2020–2025

    43.1 °F

  • Average 2020–2025

    52.5 °F

  • Average High 2020–2025

    61.9 °F
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