Mill Creek Weather Forecast

    • 47
    • 86

    Increasing Clouds

    • 44
    • 83

    Becoming Sunny

    • 41
    • 81

    Sunny

    • 44
    • 83

    Mostly Sunny

    • 42
    • 82

    Mostly Sunny

    • 42
    • 82

    Mostly Sunny

    • 42
    • 83

    Mostly Sunny

Today 20 Aug Sierra Nevada of Tehama-Butte-Plumas Counties Above 3000 ft

Mostly sunny in the morning then becoming partly cloudy. Highs 78 to 88. Light Winds becoming southwest up to 10 Mph with Gusts to around 20 Mph in the afternoon.

Tonight 20 Aug Sierra Nevada of Tehama-Butte-Plumas Counties Above 3000 ft

Mostly cloudy in the evening then becoming partly cloudy. Lows 55 to 65. Light Winds.

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Mill Creek Temperature Statistics

August Temperature

Red Bluff, Red Bluff Municipal Airport (39.8 miles)

  • Lowest 15 August, 2026

    58.6 °F

  • Average August

    83.6 °F

  • Highest 3 August, 2026

    108.6 °F

Climate (2021–2026)

Red Bluff, Red Bluff Municipal Airport (39.8 miles)

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  • Average Low 2021–2026

    52.7 °F

  • Average 2021–2026

    64.9 °F

  • Average High 2021–2026

    77.6 °F
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