Walnut Creek Weather Forecast

    • 38
    • 65

    Mostly Sunny

    • 44
    • 66

    Mostly Sunny

    • 33
    • 64

    Mostly Sunny

    • 37
    • 64

    Mostly Sunny

    • 41
    • 67

    Partly Sunny

    • 45
    • 68

    Partly Sunny

Today 21 Oct Holmes

Sunny. Near steady temperature in the mid 60s. North Winds around 5 Mph.

Tonight 21 Oct Holmes

Mostly clear. Lows in the upper 30s. North Winds around 5 Mph.

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Walnut Creek Temperature Statistics

October Temperature

New Philadelphia, Harry Clever Field (16.2 miles)

  • Lowest 18 October, 2026

    32 °F

  • Average October

    58.8 °F

  • Highest 13 October, 2026

    85.6 °F

Climate (2021–2026)

New Philadelphia, Harry Clever Field (16.2 miles)

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  • Average Low 2021–2026

    43.5 °F

  • Average 2021–2026

    53.7 °F

  • Average High 2021–2026

    64 °F
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