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. Author manuscript; available in PMC: 2023 Mar 1.
Published in final edited form as: Am J Hum Biol. 2021 Jun 28;34(3):e23634. doi: 10.1002/ajhb.23634

Table 1.

Activity Difficulty per Section

ACTIVITY SECTION TYPICAL ELEVATION MONTH AVERAGE TEMPERATURE
Low Physical Difficulty Lander 5400 ft Aug - Sep 6.1°C – 27.2°C
Wilderness EMT 5600 ft Sep - Oct 6.1°C – 27.2°C
Climbing 6500 ft Sep - Nov 13.9°C – 32.2°C
Canoeing 5300 ft Sep - Oct 0.5°C – 25.0°C
Kayaking 5300 ft Oct - Nov −5.5°C – 16.7°C
High Physical Difficulty Hiking 10300 ft Sep - Oct −10.5°C – 7.2°C
Mountaineering 10600 ft Sep −5.5°C – 7.2°C
Canyoneering 5800 ft Nov - Dec −7.7°C – 12.2°C
Winter camping 10000 ft Dec −18.9°C – −10°C