Trail Side Boulder 5
8 bouldering routes at Trail Side Boulder 5 in California, 4 grades.
- 8 routes
- V0 – V1
- Bouldering
Best time to visit Trail Side Boulder 5
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.
Jan
70° / 44°
7 wet
Feb
70° / 45°
7 wet
Mar
72° / 47°
6 wet
Apr
75° / 50°
4 wet
May
80° / 55°
2 wet
Jun
87° / 58°
1 wet
Jul
94° / 63°
1 wet
Aug
97° / 64°
0 wet
Sep
93° / 61°
1 wet
Oct
82° / 55°
2 wet
Nov
76° / 47°
3 wet
Dec
69° / 43°
5 wet
Typical high / low (°F) and days with rain or snow, 1991–2020. Measured at Riverside Citrus Exp, CA, 2.1 mi away at 986 ft. Source: NOAA NCEI U.S. Climate Normals 1991–2020.
Trail Side Boulder 5 is a bouldering area in Mount Rubidoux Park, on city land in California. The park sits in Riverside, and the closest town is Riverside itself. The cooler months are the most comfortable time to go. Typical averages from a nearby weather station run from highs around 70°F in December and January to about 75°F in April, with only a few wet days a month. Summer is hot, with August highs averaging near 97°F. Several other bouldering areas are right next to this one. Trail Side Boulder 6, Upper Accomazzo Boulders and Lower Accomazzo Boulders are each about 0.1 mile away. For a walk, the Park path is about 2.2 miles off.
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