Rossmoor Weather Forecast

    • 65
    • 96

    Becoming Sunny

    • 62
    • 85

    Mostly Sunny

    • 58
    • 81

    Mostly Sunny

    • 57
    • 82

    Mostly Sunny

    • 57
    • 84

    Mostly Sunny

    • 58
    • 85

    Mostly Sunny

Today 21 Jul East Bay Interior Valleys

Partly cloudy in the morning then becoming sunny. Highs in the upper 90s. West Winds up to 5 Mph increasing to 5 to 15 Mph in the afternoon.

Tonight 21 Jul East Bay Interior Valleys

Clear. Lows in the upper 60s. West Winds 5 to 15 Mph.

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  • Temperature Real-Time

Rossmoor Temperature Statistics

July Temperature

Concord, Buchanan Field (8.1 miles)

  • Lowest 3 July, 2026

    55.7 °F

  • Average July

    73.2 °F

  • Highest 14 July, 2026

    102.7 °F

Climate (2021–2026)

Concord, Buchanan Field (8.1 miles)

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  • Average Low 2021–2026

    51 °F

  • Average 2021–2026

    61.5 °F

  • Average High 2021–2026

    74.3 °F
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