Guadalupe Park Weather Forecast

    • 63
    • 92

    Mostly Sunny

    • 59
    • 86

    Becoming Sunny

    • 54
    • 82

    Partly Sunny

    • 52
    • 72

    Partly Sunny

    • 53
    • 75

    Mostly Sunny

    • 53
    • 76

    Mostly Sunny

    • 53
    • 77

    Mostly Sunny

Today 27 Feb Orange County Inland

Mostly sunny. Warmer. Highs 89 to 94. Areas of Winds northeast 10 to 15 Mph with Gusts to 25 Mph this morning becoming light.

Tonight 27 Feb Orange County Inland

Mostly clear this evening. Becoming partly cloudy. Lows 59 to 66. Light Winds.

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Guadalupe Park Temperature Statistics

February Temperature

Fullerton, Fullerton Municipal Airport (3.7 miles)

  • Lowest 20 February, 2026

    38.6 °F

  • Average February

    61.7 °F

  • Highest 4 February, 2026

    90.6 °F

Climate (2021–Present)

Fullerton, Fullerton Municipal Airport (3.7 miles)

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  • Average Low 2021–2026

    56.9 °F

  • Average 2021–2026

    66.2 °F

  • Average High 2021–2026

    76.5 °F
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