Boulder Lake Weather Forecast

    • 57
    • 80

    Rain Showers

    • 38
    • 69

    Rain Showers Likely

    • 35
    • 58

    Partly Sunny

    • 39
    • 62

    Partly Sunny

    • 44
    • 66

    Partly Sunny

    • 48
    • 70

    Partly Sunny

Today 18 May Northern Oconto County

Warmer. Mostly cloudy with a chance of Showers and Thunderstorms. Highs in the lower 80s. Southwest wind 10 to 15 Mph. Chance of rain 40 percent.

Tonight 18 May Northern Oconto County

Showers and a chance of Thunderstorms. Lows in the upper 50s. Light and variable wind. Chance of rain near 100 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Boulder Lake Temperature Statistics

May Temperature

Langlade County Airport (23 miles)

  • Lowest 2 May, 2026

    24.3 °F

  • Average May

    45.5 °F

  • Highest 15 May, 2026

    79.2 °F

Climate (2021–Present)

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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