Sylmar Weather Forecast

    • 50
    • 66

    Chance Rain

    • 47
    • 66

    Mostly Sunny

    • 51
    • 74

    Mostly Sunny

    • 51
    • 78

    Mostly Sunny

    • 54
    • 80

    Mostly Sunny

    • 55
    • 83

    Mostly Sunny

    • 56
    • 83

    Mostly Sunny

Today 4 May Western San Fernando Valley

Cloudy. Patchy drizzle in the Morning, then a slight chance of rain in the afternoon. Highs in the 60s to around 70. South Winds around 15 Mph in the afternoon. Chance of precipitation 20 percent.

Tonight 4 May Western San Fernando Valley

Mostly cloudy with a 50 percent chance of rain. Lows in the mid 40s to lower 50s. South Winds around 15 Mph in the evening.

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Sylmar Temperature Statistics

May Temperature

Los Angeles, Whiteman Airport (5 miles)

  • Lowest 2 May, 2024

    55.4 °F

  • Average May

    67 °F

  • Highest 2 May, 2024

    73.4 °F

Climate (2019–Present)

Los Angeles, Whiteman Airport (5 miles)

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  • Average Low 2019–2024

    60.2 °F

  • Average 2019–2024

    69.9 °F

  • Average High 2019–2024

    76 °F
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