Oneka Lake Weather Forecast

    • 52
    • 60

    Rain Showers

    • 50
    • 64

    Slight Chance Rain Showers

    • 50
    • 69

    Mostly Cloudy

    • 46
    • 63

    Mostly Cloudy

    • 47
    • 63

    Partly Sunny

    • 51
    • 67

    Partly Sunny

Today 18 Sep Washington

Cooler. Rain Showers in the Morning, then rain Showers and slight chance of Thunderstorms in the afternoon. Highs in the lower 60s. East Winds 5 to 15 Mph. Chance of precipitation near 100 percent.

Tonight 18 Sep Washington

Rain Showers in the Evening, then chance of rain Showers after midnight. Lows in the mid 50s. East Winds 10 to 15 Mph with Gusts to around 30 Mph. Chance of Showers near 100 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Oneka Lake Temperature Statistics

September Temperature

Minneapolis / Blaine (11.8 miles)

  • Lowest 14 September, 2026

    43.7 °F

  • Average September

    66.9 °F

  • Highest 1 September, 2026

    87.8 °F

Climate (2021–2026)

Minneapolis / Blaine (11.8 miles)

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  • Average Low 2021–2026

    39.1 °F

  • Average 2021–2026

    46.7 °F

  • Average High 2021–2026

    57.5 °F
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