All Trails

Humphreys Peak

Flagstaff, AZ · 35.346, -111.678

Arizona's highest point. 10 miles round trip with 3,333 ft gain through alpine tundra. Above treeline for the final mile. Winter conditions October–May.

StrenuousSouthwest12,633 ftAlpineSummitSummit views

Humphreys Peak

☀️ Clear sky

Reconsider
27°
Feels 7°FSummit · 12,633 ft
6:36 AM5:46 PM
EXTREME COLDDANGEROUS WINDHYPOTHERMIA RISK

Wind

52mph

Precip

1%

Humid

88%

Elev Δ

+3300ft

12-Hour Temp Trend

27°35°

Hourly Forecast

8 AM

⛅

29°

16mph

9 AM

☀️

31°

16mph

10 AM

☀️

32°

14mph

11 AM

☀️

33°

14mph

12 PM

☀️

34°

13mph

1 PM

☀️

35°

12mph

2 PM

☀️

35°

13mph

3 PM

☀️

34°

13mph

4 PM

☀️

34°

10mph

5 PM

⛅

31°

10mph

6 PM

☀️

28°

14mph

7 PM

☀️

27°

14mph

Summit Conditions

36°F→−9°→27°F

Wet lapse rate: 2.7°F/1,000ft · 3,333 ft gain

◎L1
Heavyweight merino wool base

250g+ merino top and bottom — your foundation against the cold

◉L2
Insulated grid fleece

Heavy fleece or light synthetic puffy for active insulation

◈L3
Down or synthetic puffy jacketPACK

Pack this — put it on at summit stops and exposed ridgelines

◆L4
Waterproof hardshell jacketPACK

3L waterproof/windproof for summit protection against wind and snow

Summit Pack List

↟Insulated puffy↟Hardshell jacket↟Insulated gloves↟Warm beanie↟Neck gaiter / balaclava↟Hand warmers

Start Cold Tip

Start in your base + fleece. You'll warm up on the switchbacks. Pack your puffy for the summit — standing still in wind at 20°F drops your core temp fast.

Trail Guide

Updated 7:57:18 AM · America/Phoenix

Updated Oct 19, 7:57 AM UTC

More trails in Southwest

Angels Landing

5,790 ft · strenuous

Bright Angel Trail

6,860 ft · strenuous

The Narrows — Zion

4,500 ft · moderate