Boulder Lake Weather Forecast

    • 61
    • 77

    Thunderstorms Likely

    • 59
    • 76

    Chance Thunderstorms

    • 56
    • 79

    Chance Rain Showers

    • 59
    • 77

    Chance Rain Showers

    • 59
    • 77

    Chance Rain Showers

    • 62
    • 77

    Chance Rain Showers

Today 3 Sep Northern Oconto County

Humid. Showers and a chance of Thunderstorms in the Morning, then a chance of Showers and Thunderstorms in the afternoon. Highs in the upper 70s. East wind 5 to 10 Mph. Chance of rain 90 percent.

Tonight 3 Sep Northern Oconto County

Mostly cloudy. A chance of Showers and Thunderstorms in the Evening, then Showers and a chance of Thunderstorms after midnight. Patchy fog after midnight. Lows in the lower 60s. Light and variable wind. Chance of rain 90 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Boulder Lake Temperature Statistics

September Temperature

Langlade County Airport (23 miles)

  • Lowest 1 September, 2026

    62.1 °F

  • Average September

    77.6 °F

  • Highest 1 September, 2026

    92.1 °F

Climate (2021–2026)

Langlade County Airport (23 miles)

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  • Average Low 2021–2026

    33 °F

  • Average 2021–2026

    42.8 °F

  • Average High 2021–2026

    52.1 °F
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