Wisconsin · Camping

Union Bay Campground

May–Sep
best months

Clear today

Weather is good · OpenWeather · checked 4 h ago

  • At 629 ft
  • Porcupine Mountains Wilderness State Park

Union Bay Campground is a campground in Wisconsin at about 629 feet. It is managed by the state park agency.

  • Best time to go · May–Sep

    Best time to visit Union Bay Campground

    Best months: May–September. Best months have typical highs of 55–85 °F, lows of 30 °F or warmer (32 °F where the station doesn't record snow), at most one snowy day and no more than 12 wet days.

    1. Jan

      25° / 9°

      18 wet

    2. Feb

      30° / 9°

      13 wet

    3. Mar

      40° / 18°

      10 wet

    4. Apr

      52° / 30°

      9 wet

    5. May

      66° / 41°

      10 wet

    6. Jun

      75° / 50°

      11 wet

    7. Jul

      79° / 55°

      10 wet

    8. Aug

      78° / 54°

      9 wet

    9. Sep

      71° / 48°

      11 wet

    10. Oct

      56° / 38°

      13 wet

    11. Nov

      41° / 27°

      14 wet

    12. Dec

      30° / 16°

      16 wet

    Typical high / low (°F) and days with rain or snow, 1991–2020. Measured at Ontonagon 6 Se, MI, 20.6 mi away at 790 ft. This station doesn't record snowfall. Source: NOAA NCEI U.S. Climate Normals 1991–2020.

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