Lake Merced Weather Forecast

    • 45
    • 62

    Decreasing Clouds

    • 47
    • 61

    Mostly Sunny

    • 49
    • 61

    Partly Sunny

    • 49
    • 61

    Partly Sunny

    • 49
    • 62

    Mostly Cloudy

    • 48
    • 62

    Partly Sunny

    • 49
    • 63

    Mostly Cloudy

Today 3 Dec San Francisco

Partly cloudy. Highs in the lower 60s. North Winds around 5 Mph.

Tonight 3 Dec San Francisco

Mostly clear in the evening then becoming partly cloudy. Lows in the mid 40s. East Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lake Merced Temperature Statistics

December Temperature

San Francisco, San Francisco International Airport (9.3 miles)

  • Lowest 1 December, 2025

    46.9 °F

  • Average December

    49.6 °F

  • Highest 1 December, 2025

    53.1 °F

Climate (2020–Present)

San Francisco, San Francisco International Airport (9.3 miles)

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  • Average Low 2020–2025

    52.4 °F

  • Average 2020–2025

    58.3 °F

  • Average High 2020–2025

    66.5 °F
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