California · Rock climbing · Riverside

Half Moon Area

Half Moon Area in California has 11 climbing routes from 5.10a to 5.12c.

11 routes
V0- – V4
Bouldering · Sport

Best time to visit Half Moon Area

Best months: October–May. 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

    70° / 44°

    7 wet

  2. Feb

    70° / 45°

    7 wet

  3. Mar

    72° / 47°

    6 wet

  4. Apr

    75° / 50°

    4 wet

  5. May

    80° / 55°

    2 wet

  6. Jun

    87° / 58°

    1 wet

  7. Jul

    94° / 63°

    1 wet

  8. Aug

    97° / 64°

    0 wet

  9. Sep

    93° / 61°

    1 wet

  10. Oct

    82° / 55°

    2 wet

  11. Nov

    76° / 47°

    3 wet

  12. Dec

    69° / 43°

    5 wet

Typical high / low (°F) and days with rain or snow, 1991–2020. Measured at Riverside Citrus Exp, CA, 2.3 mi away at 986 ft. Source: NOAA NCEI U.S. Climate Normals 1991–2020.

The Half Moon Area is a climbing area in Mount Rubidoux Park in Riverside, California, on city land. It sits among several other climbing spots, including Half Moon Boulder - South, Turtle Dome and Cross Rock Area, all within about a tenth of a mile. The area is a bouldering destination, with 10 boulder problems and one sport route among its 11 routes. The boulders run from V0- to V4 on the V scale, and the sport route is rated 5.12 on the YDS scale. The most notable boulders include The Cheater Overhang at V0-, Half Moon Crack at V1 and Mama Mantel at V4. Spring and fall are the most comfortable times to visit. Typical averages from a nearby weather station show April highs around 75°F and October highs around 82°F, while July and August average in the mid-90s. For a walk, the Park path is about 2.4 miles away and the Gage Canal Path is about 3.8 miles away. Paddlers can find Lytle Creek about 9.1 miles off.

Keep exploring — more climbs worth the drive