San Dimas Weather Forecast

    • 54
    • 77

    Increasing Clouds

    • 52
    • 65

    Rain Likely

    • 47
    • 61

    Chance Rain

    • 47
    • 64

    Partly Sunny

    • 47
    • 68

    Mostly Sunny

    • 47
    • 67

    Slight Chance Rain

Today 9 Feb Los Angeles County San Gabriel Valley

Sunny in the morning then partly cloudy. Highs in the mid 70s to around 80.

Tonight 9 Feb Los Angeles County San Gabriel Valley

Mostly cloudy. Lows in the lower to mid 50s.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

San Dimas Temperature Statistics

February Temperature

Brackett Field Airport (1.9 miles)

  • Lowest 3 February, 2026

    48.2 °F

  • Average February

    68.6 °F

  • Highest 4 February, 2026

    84.2 °F

Climate (2021–Present)

Brackett Field Airport (1.9 miles)

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  • Average Low 2021–2026

    55.7 °F

  • Average 2021–2026

    67.7 °F

  • Average High 2021–2026

    75.7 °F
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