Oneka Lake Weather Forecast

    • 67
    • 81

    Mostly Cloudy

    • 63
    • 79

    Rain Showers

    • 61
    • 81

    Rain Showers Likely

    • 52
    • 75

    Mostly Sunny

    • 57
    • 77

    Mostly Sunny

    • 56
    • 81

    Chance Rain Showers

    • 52
    • 75

    Slight Chance Thunderstorms

Today 6 Sep Washington

Partly sunny. Near steady temperature in the lower 80s. Southeast Winds 5 to 10 Mph.

Tonight 6 Sep Washington

Decreasing Clouds. Lows in the mid 60s. Southeast Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Oneka Lake Temperature Statistics

September Temperature

Minneapolis / Blaine (11.8 miles)

  • Lowest 1 September, 2026

    58.6 °F

  • Average September

    72.1 °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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