Nielsen Lake Weather Forecast

    • 54
    • 70

    Mostly Cloudy

    • 57
    • 73

    Mostly Cloudy

    • 55
    • 68

    Rain Showers

    • 53
    • 71

    Chance Rain Showers

    • 45
    • 67

    Partly Sunny

    • 45
    • 64

    Partly Sunny

Today 27 Sep Washington

Mostly cloudy. A 40 percent chance of rain Showers early in the morning. Highs in the upper 60s. South Winds up to 5 Mph.

Tonight 27 Sep Washington

Increasing Clouds. Patchy fog after midnight. Lows in the mid 50s. Light Winds.

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Nielsen Lake Temperature Statistics

September Temperature

L O Simenstad Municipal Airport (8.7 miles)

  • Lowest 22 September, 2026

    40.6 °F

  • Average September

    66 °F

  • Highest 1 September, 2026

    88 °F

Climate (2021–2026)

L O Simenstad Municipal Airport (8.7 miles)

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  • Average Low 2021–2026

    37.3 °F

  • Average 2021–2026

    47.5 °F

  • Average High 2021–2026

    57 °F
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