Washington · Rock climbing · Roslyn

Happy Tree Boulder

Happy Tree Boulder in Washington has 7 bouldering routes across 6 grades.

7 routes
V0 – V5
Bouldering

Best time to visit Happy Tree Boulder

Best months: April–October. 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

    35° / 22°

  2. Feb

    41° / 24°

  3. Mar

    49° / 28°

  4. Apr

    57° / 33°

  5. May

    66° / 40°

  6. Jun

    72° / 47°

  7. Jul

    81° / 53°

  8. Aug

    81° / 51°

  9. Sep

    73° / 43°

  10. Oct

    58° / 34°

  11. Nov

    43° / 28°

  12. Dec

    34° / 22°

Typical high / low (°F) and days with rain or snow, 1991–2020. Measured at Cle Elum, WA, 4.2 mi away at 1,900 ft. The station sits about 600 ft lower than this place, so expect it a little cooler here. This station doesn't record snowfall. Source: NOAA NCEI U.S. Climate Normals 1991–2020.

Happy Tree Boulder is a climbing area in the Roslyn Urban Forest in Roslyn, Washington, on city land. It sits among a cluster of climbing spots, with Choss Boss Boulder about 0.1 mile away and the Roslyn climbing area also about 0.1 mile away. Summer is the most comfortable time to visit. Typical averages from the nearby Cle Elum weather station show July and August highs around 81°F with lows in the low 50s, while winter highs stay in the 30s. The Coal Mines Trail is about 0.4 mile away, and Canyon No. 6 is about a mile out. For an overnight stay, RV Trailer Parking is about 2.2 miles away and Wish Poosh Campground is about 6.1 miles away.

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