Princeton Weather Forecast

    • 24
    • 31

    Increasing Clouds

    • 11
    • 39

    Breezy

    • 11
    • 23

    Mostly Sunny

    • 23
    • 31

    Partly Sunny

    • 30
    • 43

    Partly Sunny

    • 37
    • 47

    Slight Chance Rain

Today 3 Dec Bureau

Mostly sunny. Highs in the lower 30s. Southwest Winds 5 to 10 Mph.

Tonight 3 Dec Bureau

Mostly clear in the Evening, then becoming partly cloudy. Near steady temperature in the mid 20s. South Winds 10 to 15 Mph with Gusts up to 30 Mph.

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Princeton Temperature Statistics

December Temperature

Illinois Valley Regional Airport (16.2 miles)

  • Lowest 1 December, 2024

    12.4 °F

  • Average December

    19.2 °F

  • Highest 1 December, 2024

    27.9 °F

Climate (2019–Present)

Illinois Valley Regional Airport (16.2 miles)

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  • Average Low 2019–2024

    43.2 °F

  • Average 2019–2024

    52.5 °F

  • Average High 2019–2024

    61.8 °F
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