Mill Creek Area Weather Forecast

    • 58
    • 84

    Decreasing Clouds

    • 53
    • 80

    Mostly Sunny

    • 58
    • 78

    Mostly Cloudy

    • 62
    • 78

    Slight Chance Thunderstorms

    • 60
    • 82

    Slight Chance Thunderstorms

    • 57
    • 80

    Partly Sunny

Today 21 Aug O'Brien

Patchy fog this morning. Mostly sunny. Highs in the mid 80s. Northwest Winds 5 to 10 Mph, becoming north this afternoon.

Tonight 21 Aug O'Brien

Mostly clear. Lows in the upper 50s. North Winds 5 to 10 Mph.

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Mill Creek Area Temperature Statistics

August Temperature

Sheldon (13 miles)

  • Lowest 8 August, 2026

    48.2 °F

  • Average August

    70.5 °F

  • Highest 11 August, 2026

    86 °F

Climate (2021–2026)

Sheldon (13 miles)

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  • Average Low 2021–2026

    36.2 °F

  • Average 2021–2026

    47.3 °F

  • Average High 2021–2026

    58.2 °F
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