Jasper State Park Weather Forecast

    • 50
    • 56

    Rain

    • 52
    • 57

    Rain

    • 51
    • 58

    Rain

    • 42
    • 59

    Chance Rain

    • 39
    • 59

    Partly Sunny

    • 41
    • 56

    Chance Rain

Today 8 Dec Lane County Lowlands

Showers in the Morning, then rain in the afternoon. Highs in the upper 50s. Southwest wind 10 to 15 Mph. Chance of rain 90 percent. Rainfall Amounts a tenth to a quarter of an inch.

Tonight 8 Dec Lane County Lowlands

Rain. Lows in the lower 50s. Southwest wind 15 to 20 Mph. Chance of rain near 100 percent. Rainfall Amounts a tenth to a half of an inch.

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Jasper State Park Temperature Statistics

December Temperature

Eugene, Mahlon Sweet Field (18 miles)

  • Lowest 1 December, 2025

    33.1 °F

  • Average December

    43.9 °F

  • Highest 5 December, 2025

    55 °F

Climate (2020–Present)

Eugene, Mahlon Sweet Field (18 miles)

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  • Average Low 2020–2025

    44.1 °F

  • Average 2020–2025

    54.5 °F

  • Average High 2020–2025

    66 °F
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