Wyoming · Rock climbing · Kemmerer

Twin Creek

Twin Creek in Wyoming offers 5 traditional climbing routes across 5 difficulty grades.

5 routes
5.6 – 5.10c
Trad

Best time to visit Twin Creek

Best months: June–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

    28° / 5°

    9 wet

  2. Feb

    30° / 6°

    8 wet

  3. Mar

    41° / 16°

    8 wet

  4. Apr

    52° / 23°

    8 wet

  5. May

    63° / 30°

    10 wet

  6. Jun

    74° / 35°

    7 wet

  7. Jul

    83° / 42°

    6 wet

  8. Aug

    82° / 41°

    7 wet

  9. Sep

    72° / 32°

    7 wet

  10. Oct

    57° / 23°

    7 wet

  11. Nov

    40° / 14°

    8 wet

  12. Dec

    29° / 5°

    9 wet

Typical high / low (°F) and days with rain or snow, 1991–2020. Measured at Fossil Butte, WY, 7.6 mi away at 6,785 ft. This station doesn't record snowfall. Source: NOAA NCEI U.S. Climate Normals 1991–2020.

Twin Creek is a climbing area in Wyoming on Bureau of Land Management land within the Kemmerer Field Office. The BLM manages the surrounding land, and the area is best suited to traditional climbers. Five routes make up the climbing here, all trad, and they range from 5.6 to 5.10c. Mandible is the easiest at 5.6, and 465 Variation is the hardest at 5.10c. All were first ascended by William Kramer and Wyatt Kramer. Summer is the most comfortable time to climb. Typical averages from the nearby Fossil Butte weather station show July highs around 83°F and lows near 42°F, with June and August close behind. Winters are cold, with January highs typically around 28°F. Other outings lie within a short drive. Fossil Butte is about 7.5 miles away, the Historic Quarry Trail is about 6.5 miles away, and the Chicken Creek Nature Trail is about 9.6 miles away.

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