Jefferson Weather Forecast

    • 40
    • 53

    Rain Showers

    • 37
    • 59

    Chance Rain Showers

    • 43
    • 64

    Mostly Sunny

    • 49
    • 79

    Sunny

    • 53
    • 84

    Sunny

    • 52
    • 83

    Sunny

Today 6 May East Central Willamette Valley

Rain likely with a slight chance of Thunderstorms this Morning, then Showers with a chance of Thunderstorms this afternoon. Some Thunderstorms may produce small hail. Highs in the mid 50s. Southwest wind 10 to 15 Mph. Chance of rain near 100 percent. Rainfall Amounts a tenth to a quarter of an Inch, except higher Amounts possible in Thunderstorms.

Tonight 6 May East Central Willamette Valley

Mostly cloudy. Rain Showers likely with a chance of Thunderstorms in the Evening, then a chance of rain Showers with a slight chance of Thunderstorms after midnight. Some Thunderstorms may produce small hail. Lows around 40. Southwest wind 10 to 15 Mph, easing to light after midnight. Chance of rain 70 percent. Rainfall Amounts around a tenth of an Inch, except higher Amounts possible in Thunderstorms.

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Jefferson Temperature Statistics

May Temperature

Salem - McNary Field (12.4 miles)

  • Lowest 1 May, 2024

    40.6 °F

  • Average May

    49.6 °F

  • Highest 3 May, 2024

    62.1 °F

Climate (2019–Present)

Salem - McNary Field (12.4 miles)

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  • Average Low 2019–2024

    45.2 °F

  • Average 2019–2024

    54.3 °F

  • Average High 2019–2024

    64.4 °F
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