Peters Canyon Reservoir Weather Forecast

    • 55
    • 75

    Patchy Fog

    • 55
    • 74

    Partly Sunny

    • 54
    • 73

    Patchy Fog

    • 54
    • 71

    Partly Sunny

    • 54
    • 69

    Mostly Cloudy

    • 53
    • 69

    Partly Sunny

    • 54
    • 71

    Mostly Sunny

Today 22 May Orange County Inland

Mostly cloudy this morning. Becoming mostly sunny. Patchy fog this morning. Highs around 74 towards the coast to 76 to 79 farther inland. Areas of Winds south 10 Mph.

Tonight 22 May Orange County Inland

Partly cloudy this evening. Becoming mostly cloudy. Patchy fog overnight. Lows 52 to 58. Areas of Winds southwest 10 Mph this evening becoming light.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Peters Canyon Reservoir Temperature Statistics

May Temperature

John Wayne-Orange County Airport (8.7 miles)

  • Lowest 6 May, 2026

    56.6 °F

  • Average May

    66.3 °F

  • Highest 20 May, 2026

    81 °F

Climate (2021–Present)

John Wayne-Orange County Airport (8.7 miles)

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  • Average Low 2021–2026

    59 °F

  • Average 2021–2026

    66 °F

  • Average High 2021–2026

    73.7 °F
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