Richardson Bay - Harbor Point Weather Forecast

    • 55
    • 63

    Mostly Sunny

    • 55
    • 65

    Mostly Sunny

    • 55
    • 63

    Mostly Sunny

    • 56
    • 71

    Mostly Sunny

    • 57
    • 73

    Slight Chance Rain

    • 60
    • 73

    Slight Chance Rain

Today 4 Sep North Bay Interior Valleys

Partly cloudy in the morning then becoming sunny. Patchy fog in the morning. Highs in the mid 60s to upper 70s. West Winds 5 to 10 Mph increasing to 10 to 20 Mph in the afternoon.

Tonight 4 Sep North Bay Interior Valleys

Mostly clear in the evening then becoming partly cloudy. Patchy fog after midnight. Lows in the 40s to mid 50s. West Winds 10 to 20 Mph. Becoming 5 to 10 Mph after midnight.

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Richardson Bay - Harbor Point Temperature Statistics

September Temperature

Oakland, Metro Oakland International Airport (18 miles)

  • Lowest 1 September, 2026

    63 °F

  • Average September

    65.9 °F

  • Highest 1 September, 2026

    72 °F

Climate (2021–2026)

Oakland, Metro Oakland International Airport (18 miles)

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  • Average Low 2021–2026

    51.1 °F

  • Average 2021–2026

    58.9 °F

  • Average High 2021–2026

    67.2 °F
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