Guadalupe Park Weather Forecast

    • 57
    • 77

    Increasing Clouds

    • 58
    • 76

    Partly Sunny

    • 61
    • 75

    Mostly Cloudy

    • 58
    • 72

    Mostly Cloudy

    • 57
    • 69

    Rain Showers Likely

    • 55
    • 69

    Chance Rain Showers

Today 27 Oct Orange County Inland

Partly cloudy with patchy fog this morning. Becoming sunny. Highs 74 to 78. Light Winds becoming south 10 Mph this afternoon.

Tonight 27 Oct Orange County Inland

Partly cloudy. Patchy fog overnight. Lows 52 to 57. Light Winds.

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  • Temperature Real-Time

Guadalupe Park Temperature Statistics

October Temperature

Fullerton, Fullerton Municipal Airport (3.7 miles)

  • Lowest 13 October, 2026

    53.7 °F

  • Average October

    76.2 °F

  • Highest 3 October, 2026

    105.7 °F

Climate (2021–2026)

Fullerton, Fullerton Municipal Airport (3.7 miles)

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  • Average Low 2021–2026

    57.3 °F

  • Average 2021–2026

    66.8 °F

  • Average High 2021–2026

    77 °F
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