Guadalupe Park Weather Forecast

    • 60
    • 80

    Increasing Clouds

    • 64
    • 84

    Partly Sunny

    • 62
    • 85

    Patchy Fog

    • 60
    • 82

    Partly Sunny

    • 60
    • 80

    Mostly Sunny

    • 59
    • 77

    Partly Sunny

    • 58
    • 75

    Mostly Sunny

Today 22 Jun Orange County Inland

Mostly cloudy this morning. Becoming mostly sunny. Patchy fog this morning. Highs around 76 towards the coast to 80 farther inland. Areas of Winds west to 10 Mph.

Tonight 22 Jun Orange County Inland

Mostly clear this evening. Becoming partly cloudy. Patchy fog overnight. Lows 55 to 62. Areas of Winds southwest to 10 Mph this evening becoming light.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Guadalupe Park Temperature Statistics

June Temperature

Fullerton, Fullerton Municipal Airport (3.7 miles)

  • Lowest 20 June, 2026

    59 °F

  • Average June

    71.8 °F

  • Highest 12 June, 2026

    92.6 °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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