Francis Beach Weather Forecast

    • 53
    • 63

    Rain

    • 50
    • 62

    Rain

    • 49
    • 61

    Rain

    • 47
    • 62

    Rain

    • 48
    • 60

    Rain

    • 45
    • 59

    Rain

Today 20 Dec San Francisco Peninsula Coast

Rain likely in the Morning, then rain in the afternoon. Highs in the lower 60s. East Winds around 5 Mph becoming south in the afternoon.

Tonight 20 Dec San Francisco Peninsula Coast

Patchy fog. Rain. Lows in the lower 50s. South Winds around 5 Mph.

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Francis Beach Temperature Statistics

December Temperature

Half Moon Bay Airport (3.7 miles)

  • Lowest 15 December, 2025

    39.2 °F

  • Average December

    53.1 °F

  • Highest 11 December, 2025

    71.6 °F

Climate (2020–Present)

Half Moon Bay Airport (3.7 miles)

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  • Average Low 2020–2025

    48 °F

  • Average 2020–2025

    54.5 °F

  • Average High 2020–2025

    60.4 °F
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