Arizona · Rock climbing · Near Prescott

Thor's Chasm

Thor's ChasmPhoto: Sean Foster, CC BY 3.0 (via Wikimedia Commons)
9 routes
V2 – V8
Bouldering
Mar–May, Sep–Oct
best months

Thor's Chasm is a bouldering area in Arizona, about 0.8 miles from the town of Granite Dells. It sits among a cluster of climbing and hiking spots, with the West Shore and Watson Lake Bouldering climbing areas and the North Shore Trail all within about a tenth of a mile. The area has nine bouldering routes, all rated on the V scale from V2 to V8. The routes are listed with their grades and first ascent details. Black Magic is V2, Wide Open Gasch is V8, and A Painful Truth is V4, the median level in the range. Spring and fall are the most comfortable times to go. Typical averages from the nearby Prescott weather station show highs around 68°F in April and 73°F in October, while July averages reach 90°F and August and September bring more wet days. For more time on the water, Lynx Lake Marina & Store Boating Site and Lynx Campground lie about 5 miles away.

Around this trail

Add any of these when you start a trip
  • Sleep close

    Lynx Campground

    Campground

    Campground · 5.6 mi from the trail
  • If it rainsDoncram, CC BY-SA 3.0 · Wikimedia Commons

    Sharlot Hall Museum

    Museum

    Museum · 4.9 mi from Prescott

    An open-air museum located in Prescott, Arizona

Places © OpenStreetMap contributors · Photos: Doncram, CC BY-SA 3.0 (commons)

More in Prescott
  • Best time to go · Mar–May, Sep–Oct

    Best time to visit Thor's Chasm

    Best months: March–May 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

      53° / 24°

      5 wet

    2. Feb

      55° / 26°

      6 wet

    3. Mar

      61° / 32°

      5 wet

    4. Apr

      68° / 37°

      3 wet

    5. May

      76° / 45°

      3 wet

    6. Jun

      87° / 54°

      3 wet

    7. Jul

      90° / 61°

      9 wet

    8. Aug

      87° / 60°

      10 wet

    9. Sep

      82° / 52°

      6 wet

    10. Oct

      73° / 40°

      4 wet

    11. Nov

      62° / 30°

      4 wet

    12. Dec

      52° / 24°

      5 wet

    Typical high / low (°F) and days with rain or snow, 1991–2020. Measured at Prescott, AZ, 1.9 mi away at 5,205 ft. This station doesn't record snowfall. Source: NOAA NCEI U.S. Climate Normals 1991–2020.

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