Monrovia Peak Weather Forecast

    • 49
    • 57

    Sunny

    • 51
    • 58

    Sunny

    • 50
    • 61

    Mostly Sunny

    • 53
    • 63

    Mostly Sunny

    • 53
    • 67

    Mostly Sunny

    • 54
    • 66

    Mostly Sunny

Today 5 Dec Eastern San Gabriel Mountains

Sunny. Highs from the upper 50s and 60s at low Elevations to the upper 40s to mid 50s at high Elevations. East Winds around 15 Mph in the afternoon.

Tonight 5 Dec Eastern San Gabriel Mountains

Clear. Lows in the mid 40s to lower 50s except the lower to mid 30s Colder Valleys and Slopes. Northeast Winds around 15 Mph in the evening.

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Monrovia Peak Temperature Statistics

December Temperature

El Monte (9.3 miles)

  • Lowest 2 December, 2025

    48.2 °F

  • Average December

    64.5 °F

  • Highest 1 December, 2025

    73.4 °F

Climate (2020–Present)

El Monte (9.3 miles)

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  • Average Low 2020–2025

    59.4 °F

  • Average 2020–2025

    70.2 °F

  • Average High 2020–2025

    76.9 °F
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