Mercer Lake County Park Weather Forecast

    • 50
    • 68

    Increasing Clouds

    • 51
    • 62

    Chance Rain

    • 53
    • 63

    Rain Showers

    • 48
    • 60

    Rain Showers

    • 45
    • 55

    Rain Showers

    • 43
    • 54

    Rain Showers

    • 45
    • 56

    Rain Showers

Today 21 Oct Central Oregon Coast Range Lowlands

Patchy dense fog this morning. Sunny. Highs in the upper 60s. Winds light.

Tonight 21 Oct Central Oregon Coast Range Lowlands

Mostly clear this Evening, then becoming partly cloudy. Lows in the upper 40s. Winds light.

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Mercer Lake County Park Temperature Statistics

October Temperature

Newport, Newport Municipal Airport (36 miles)

  • Lowest 14 October, 2025

    35.6 °F

  • Average October

    53.7 °F

  • Highest 6 October, 2025

    77 °F

Climate (2020–Present)

Newport, Newport Municipal Airport (36 miles)

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  • Average Low 2020–2025

    43.9 °F

  • Average 2020–2025

    50.1 °F

  • Average High 2020–2025

    56.4 °F
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