San Francisco Bay - South Basin Weather Forecast

    • 55
    • 62

    Decreasing Clouds

    • 55
    • 66

    Partly Sunny

    • 57
    • 68

    Mostly Cloudy

    • 55
    • 64

    Mostly Cloudy

    • 54
    • 61

    Slight Chance Rain

    • 53
    • 62

    Mostly Sunny

Today 25 Feb San Francisco

Mostly cloudy. Highs in the lower to mid 60s. West Winds 5 to 10 Mph.

Tonight 25 Feb San Francisco

Mostly cloudy. Patchy fog after midnight. Lows in the mid 50s. West Winds around 5 Mph. Becoming north after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

San Francisco Bay - South Basin Temperature Statistics

February Temperature

San Francisco, San Francisco International Airport (6.8 miles)

  • Lowest 18 February, 2026

    40.6 °F

  • Average February

    54.3 °F

  • Highest 2 February, 2026

    68.6 °F

Climate (2021–Present)

San Francisco, San Francisco International Airport (6.8 miles)

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  • Average Low 2021–2026

    52.4 °F

  • Average 2021–2026

    58.3 °F

  • Average High 2021–2026

    66.5 °F
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