Anaheim Union Reservoir Weather Forecast

    • 55
    • 76

    Partly Sunny

    • 53
    • 68

    Chance Rain Showers

    • 52
    • 68

    Partly Sunny

    • 52
    • 72

    Partly Sunny

    • 54
    • 75

    Partly Sunny

    • 55
    • 74

    Partly Sunny

Today 24 Apr Orange County Inland

Partly cloudy. Highs 72 to 76. Areas of Winds south 10 to 15 Mph. Gusts to 25 Mph in the afternoon.

Tonight 24 Apr Orange County Inland

Partly cloudy in the evening. Becoming mostly cloudy. Lows 52 to 56. Areas of Winds south 10 to 15 Mph. Gusts to 25 Mph in the evening.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Anaheim Union Reservoir Temperature Statistics

April Temperature

Fullerton, Fullerton Municipal Airport (6.8 miles)

  • Lowest 4 April, 2026

    52.6 °F

  • Average April

    67.3 °F

  • Highest 4 April, 2026

    91.7 °F

Climate (2021–Present)

Fullerton, Fullerton Municipal Airport (6.8 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    57 °F

  • Average 2021–2026

    66.4 °F

  • Average High 2021–2026

    76.8 °F
Get WillyWeather+ to remove ads