Oregon · Rock climbing · Trail

Borealis

5.12a
grade
Sport Bolted
style
May–Jun, Sep–Oct
best months

Aurora Buttress hosts seven catalogued climbs spanning 5.8 to 5.12a, with this route at the upper end of the grade range. First ascent by Jerry Messinger.

  • Nearby · Rabbit Ears (Rogue) · Mt. Ashland's Dream Boulder · (2)Cloud Buttress
  • Best time to go · May–Jun, Sep–Oct

    Best time to visit Borealis

    Best months: May–June and September–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

      49° / 31°

      17 wet

    2. Feb

      54° / 31°

      14 wet

    3. Mar

      59° / 34°

      16 wet

    4. Apr

      63° / 37°

      14 wet

    5. May

      72° / 43°

      10 wet

    6. Jun

      80° / 47°

      6 wet

    7. Jul

      90° / 52°

      3 wet

    8. Aug

      90° / 51°

      2 wet

    9. Sep

      84° / 45°

      4 wet

    10. Oct

      70° / 38°

      9 wet

    11. Nov

      55° / 34°

      15 wet

    12. Dec

      47° / 31°

      18 wet

    Typical high / low (°F) and days with rain or snow, 1991–2020. Measured at Lost Creek Dam, OR, 10.8 mi away at 1,580 ft. The station sits about 1,600 ft lower than this place, so expect it a little cooler here. Source: NOAA NCEI U.S. Climate Normals 1991–2020.