Convention Center Weather Forecast

    • 63
    • 76

    Becoming Sunny

    • 61
    • 76

    Mostly Cloudy

    • 60
    • 76

    Partly Sunny

    • 60
    • 74

    Partly Sunny

    • 60
    • 75

    Partly Sunny

    • 62
    • 78

    Partly Sunny

Today 17 Jun Orange County Inland

Mostly cloudy this morning. Becoming mostly sunny. Patchy fog this morning. Highs 75 to 79. Areas of Winds southwest to 10 Mph.

Tonight 17 Jun Orange County Inland

Partly cloudy in the evening. Becoming cloudy overnight with patchy fog. Lows 55 to 63. Areas of Winds southwest 10 Mph in the evening becoming light.

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Convention Center Temperature Statistics

June Temperature

Fullerton, Fullerton Municipal Airport (6.2 miles)

  • Lowest 14 June, 2026

    62.1 °F

  • Average June

    71.9 °F

  • Highest 12 June, 2026

    92.6 °F

Climate (2021–2026)

Fullerton, Fullerton Municipal Airport (6.2 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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