Guadalupe Park Weather Forecast

    • 64
    • 86

    Decreasing Clouds

    • 64
    • 86

    Partly Sunny

    • 67
    • 86

    Mostly Sunny

    • 64
    • 88

    Mostly Sunny

    • 63
    • 84

    Partly Sunny

    • 64
    • 84

    Partly Sunny

    • 66
    • 85

    Partly Sunny

Today 6 Jul Orange County Inland

Partly cloudy with patchy fog this morning. Becoming sunny. Highs 78 to 82 towards the coast to 83 to 86 farther inland. Areas of Winds west to 10 Mph.

Tonight 6 Jul Orange County Inland

Clear this evening. Becoming partly cloudy. Lows 59 to 66. Areas of Winds southwest to 10 Mph this evening becoming light.

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Guadalupe Park Temperature Statistics

July Temperature

Fullerton, Fullerton Municipal Airport (3.7 miles)

  • Lowest 3 July, 2026

    61.6 °F

  • Average July

    72.2 °F

  • Highest 3 July, 2026

    84.7 °F

Climate (2021–2026)

Fullerton, Fullerton Municipal Airport (3.7 miles)

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  • Average Low 2021–2026

    57 °F

  • Average 2021–2026

    66.5 °F

  • Average High 2021–2026

    76.8 °F
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