Wyoming · Lake fishing · Yellowstone National Park

Harlequin Lake

Jun–Aug
best months

Is Harlequin Lake open right now?

Closure in the area

There's a closure order in Yellowstone National Park. It doesn't name Harlequin Lake, so check the source for the area it covers (2 listed).

As of · Source: NPS · Yellowstone National Park. Agencies don't list every closure — check before you go.

Harlequin Lake is a 11-acre lake near Yellowstone National Park, Wyoming, at about 6,892 feet. It is managed by the National Park Service.

Local outfitters

Not on Roamze yet. Their page has how to reach them.

  • Best time to go · Jun–Aug

    Best time to visit Harlequin Lake

    Best months: June–August. 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

      27° / 0°

    2. Feb

      31° / 1°

    3. Mar

      40° / 9°

    4. Apr

      48° / 21°

    5. May

      59° / 29°

    6. Jun

      68° / 34°

    7. Jul

      80° / 39°

    8. Aug

      78° / 36°

    9. Sep

      68° / 30°

    10. Oct

      51° / 21°

    11. Nov

      36° / 11°

    12. Dec

      26° / 3°

    Typical high / low (°F) and days with rain or snow, 1991–2020. Measured at W Yellowstone Gateway, MT, 9.9 mi away at 6,679 ft. This station doesn't record snowfall. Source: NOAA NCEI U.S. Climate Normals 1991–2020.