Humble Reservoir Weather Forecast

    • 59
    • 82

    Increasing Clouds

    • 63
    • 86

    Partly Sunny

    • 57
    • 86

    Mostly Sunny

    • 58
    • 79

    Mostly Cloudy

    • 55
    • 71

    Slight Chance Rain Showers

    • 54
    • 70

    Mostly Cloudy

Today 27 Mar Orange County Inland

Patchy fog this morning. Partly cloudy. Highs around 80 towards the coast to 82 to 85 farther inland. Light Winds becoming southwest 10 Mph this afternoon.

Tonight 27 Mar Orange County Inland

Partly cloudy. Patchy fog overnight. Lows 56 to 59. Areas of Winds southwest to 10 Mph in the evening becoming light.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Humble Reservoir Temperature Statistics

March Temperature

Fullerton, Fullerton Municipal Airport (6.8 miles)

  • Lowest 3 March, 2026

    51.7 °F

  • Average March

    69.6 °F

  • Highest 17 March, 2026

    100.7 °F

Climate (2021–Present)

Fullerton, Fullerton Municipal Airport (6.8 miles)

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  • Average Low 2021–2026

    57 °F

  • Average 2021–2026

    66.3 °F

  • Average High 2021–2026

    76.8 °F
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