Princeton Weather Forecast

    • 67
    • 87

    Chance Rain Showers

    • 64
    • 90

    Slight Chance Thunderstorms

    • 67
    • 86

    Mostly Sunny

    • 72
    • 95

    Mostly Sunny

    • 72
    • 96

    Mostly Sunny

    • 67
    • 93

    Chance Rain Showers

Today 12 Sep Gibson

Mostly sunny. A slight chance of Showers and Thunderstorms in the morning. Highs in the mid 80s. Southwest Winds around 5 Mph. Chance of rain 20 percent.

Tonight 12 Sep Gibson

Mostly cloudy with a chance of Showers and Thunderstorms. Near steady temperature in the lower 70s. Calm Winds. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Princeton Temperature Statistics

September Temperature

Mount Carmel, Mount Carmel Municipal Airport (19.3 miles)

  • Lowest 8 September, 2026

    58.6 °F

  • Average September

    83.5 °F

  • Highest 4 September, 2026

    102.6 °F

Climate (2021–2026)

Mount Carmel, Mount Carmel Municipal Airport (19.3 miles)

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  • Average Low 2021–2026

    48.1 °F

  • Average 2021–2026

    58.3 °F

  • Average High 2021–2026

    68.5 °F
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