Mt. Lemmon
Marshall Gulch hike
Marshall Gulch Trail #3 from the picnic area above Summerhaven.
No rating. Closed to hikers today.
Check conditions before you go.
Today
Today, hour by hour. Sunset is about 6pm, and later hours aren't rated.
Tomorrow morning
Tomorrow from 5am to noon, if the forecast goes that far.
Photos
NWS alerts
No weather alerts for this trail as of the last update.
NWS HeatRisk, experimental
Level 0 (Little to none) for 2026-10-07. HeatRisk is an experimental NWS product. For official heat warnings, go by NWS watches, warnings, and advisories.
Trail facts
Trailhead location
Marshall Gulch trailhead. 32.42829, -110.75566. Source: USFS recreation site MARSHALL GULCH TH.
Elevation
7,444 ft. From USGS elevation data for the map pin.
Forecast area elevation
7,598 ft for the NWS forecast area near Summerhaven, AZ. The NWS forecasts for squares about 2.5 km (1.5 miles) across, so it can be hotter or cooler on the trail itself. Forecast updated 4:07am MST.
Distance and elevation range
USFS general information: 1.3 miles one way, 7,434 feet to 7,937 feet. Source: USFS Marshall Gulch Trail #3.
Water
The Marshall Gulch picnic site record says no water is available. Don't count on the creek pools in the trail description for drinking water. Source: USFS recreation site MARSHALL GULCH picnic.
Sun and shade
The Aspen Trail page says the Marshall Gulch Trail leads down a cool, shady canyon. We haven't confirmed hour-by-hour shade. Source: USFS Aspen Trail #93, describing the Marshall Gulch return.
Picnic hours
The picnic site record says day use only and no overnight camping. Source: USFS recreation site MARSHALL GULCH picnic.
Official links
Nearby trails
- Aspen Trail (same trailhead)
- Butterfly Trail (2.6 miles away)
- Ventana Canyon (9.0 miles away)
See also the heat guide, the monsoon guide, and today's conditions on every trail.