Irwindale Weather Forecast

    • 63
    • 90

    Mostly Sunny

    • 63
    • 90

    Mostly Sunny

    • 64
    • 91

    Partly Sunny

    • 65
    • 92

    Patchy Fog

    • 65
    • 91

    Patchy Fog

    • 66
    • 90

    Partly Sunny

Today 31 Jul Los Angeles County San Gabriel Valley

Sunny except for patchy low Clouds and fog in the morning. Highs in the mid 80s to around 90. Southwest Winds around 15 Mph in the afternoon.

Tonight 31 Jul Los Angeles County San Gabriel Valley

Clear. Lows in the lower 60s. Southwest Winds around 15 Mph in the evening.

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Irwindale Temperature Statistics

July Temperature

El Monte (5.6 miles)

  • Lowest 1 July, 2025

    62.6 °F

  • Average July

    77.4 °F

  • Highest 5 July, 2025

    91.4 °F

Climate (2020–Present)

El Monte (5.6 miles)

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  • Average Low 2020–2025

    59.4 °F

  • Average 2020–2025

    70.3 °F

  • Average High 2020–2025

    77.1 °F
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