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Humphreys Peak

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 ftOpen Summit

Humphreys Peak

☀️ Clear sky

Reconsider
28°
Feels 13°FSummit · 12,633 ft
5:49 AM7:01 PM
EXTREME COLDWINDYHYPOTHERMIA RISK

Wind

25mph

Precip

0%

Humid

11%

Elev Δ

+100ft

12-Hour Temp Trend

25°44°

Hourly Forecast

5 AM

☀️

25°

18mph

6 AM

☀️

25°

18mph

7 AM

⛅

28°

18mph

8 AM

⛅

32°

17mph

9 AM

⛅

35°

14mph

10 AM

⛅

37°

11mph

11 AM

⛅

40°

10mph

12 PM

⛅

42°

9mph

1 PM

⛅

42°

10mph

2 PM

⛅

44°

8mph

3 PM

⛅

44°

9mph

4 PM

⛅

43°

9mph

Summit Conditions

28°F→−0°→28°F

Dry lapse rate: 5.4°F/1,000ft · 64 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.

Updated 4:07:11 AM · America/Phoenix

Updated Apr 19, 4:07 AM UTC

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