Swift Reservoir Weather Forecast

    • 50
    • 67

    Mostly Sunny

    • 44
    • 69

    Mostly Sunny

    • 43
    • 55

    Chance Rain Showers

    • 46
    • 61

    Rain Showers Likely

    • 43
    • 57

    Rain Showers

    • 41
    • 49

    Rain Showers

    • 41
    • 50

    Rain Showers Likely

Today 6 Oct South Washington Cascade Foothills

Sunny. Highs in the lower 70s. Northeast wind 5 to 10 Mph.

Tonight 6 Oct South Washington Cascade Foothills

Mostly clear. Lows in the lower 50s. Northeast wind 10 to 15 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Swift Reservoir Temperature Statistics

October Temperature

Southwest Washington Regional Airport (37.3 miles)

  • Lowest 3 October, 2025

    51.1 °F

  • Average October

    58.9 °F

  • Highest 2 October, 2025

    66.9 °F

Climate (2020–Present)

Southwest Washington Regional Airport (37.3 miles)

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  • Average Low 2020–2025

    45 °F

  • Average 2020–2025

    52.8 °F

  • Average High 2020–2025

    62.3 °F
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