Pacifica Weather Forecast

    • 49
    • 61

    Chance Rain

    • 53
    • 59

    Chance Rain

    • 55
    • 60

    Rain

    • 54
    • 60

    Rain

    • 54
    • 59

    Rain

    • 52
    • 58

    Rain

Today 17 Dec San Francisco Peninsula Coast

Mostly cloudy. A chance of rain. Highs in the mid 60s. Southwest Winds 5 to 10 Mph. Becoming northwest in the afternoon.

Tonight 17 Dec San Francisco Peninsula Coast

Partly cloudy. Patchy fog after midnight. Lows in the upper 40s. North Winds around 5 Mph.

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Pacifica Temperature Statistics

December Temperature

San Francisco, San Francisco International Airport (6.2 miles)

  • Lowest 15 December, 2025

    44.1 °F

  • Average December

    49.6 °F

  • Highest 3 December, 2025

    63 °F

Climate (2020–Present)

San Francisco, San Francisco International Airport (6.2 miles)

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  • Average Low 2020–2025

    52.3 °F

  • Average 2020–2025

    58.3 °F

  • Average High 2020–2025

    66.5 °F
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