0
Pull-thru
USFSCoronado National Forest · Arizona
Lower Twilight Group Site
Overview Lower Twilight Group Site offers groups a secluded camping escape from the summer desert heat.
Sites1all reservable
Elev.7,431ft
Comf.Apr-Nov8 months
Max rig40 ft
Electricnonesites
From Tucson2h46real road time
The honest read
Synthesized from
RIDB · Open-Meteo
OSM · OSRM
Updated 2026-05-27
RIDB · Open-Meteo
OSM · OSRM
Updated 2026-05-27
At 7,431 ft, Lower Twilight Group Site has a 8-month comfortable window (Apr-Nov). Winter nights average around 26°F, so the shoulder seasons turn cold fast. All 1 sites are reservable in advance, so plan ahead. Popular weekends book out. Of the sites, 1 walk-in, and the longest takes a 40-ft rig. Within about 4 miles: 14 named hiking routes, 3 peaks, lake or river access.
The campground at a glance
01 · CHARACTER
Reads strongest on shade and reservability. Softest on big-rig fit.
Six axes, each scored relative to every other federal campground in the region: quiet (miles to a major road), cool (elevation), roomy (average site spacing), shade, RV-fit (longest rig), and how reservable it is. All six come from data, nothing hand-tuned.
When to go
02 · CLIMATE
avg highavg lowfrost-freedriest · Apr
Apr-Nov
Comfortable window: nights stay above 35°F, days below 90°F.
71%
Of summer weekend-days are dry.
Apr 22
Last spring frost; first fall frost Oct 24.
61°F
Average July low. Bring a fleece.
Getting there
03 · ACCESS
01
Tucson
137 mi
2h46
02
Phoenix
188 mi
4h27
03
Flagstaff
323 mi
6h43
By drive time
Routed road time (OSRM). Nearest major highway 7.3 mi away.
Picking your site
04 · 1 SITES
1
Walk-in
0
50-amp
0
Accessible
1
Prime
1
Sites
What's within four miles
05 · TRAILS · PEAKS · WATER
Trails & Peaks
Named hiking routes
14
Trail segments
28
Peaks
3
Water & Access
Lake / river access
yes
To nearest major road
7.3 mi
Method
We synthesize public data layers: RIDB and Recreation.gov facility and site records, Open-Meteo climate normals, OpenStreetMap roads, trails, and water, OSRM drive times, and USGS elevation. We take no bookings, no ads, and no paid placements. Independence is the entire point.