0
Pull-thru
NPSMount Rainier National Park · Washington
Cougar Rock Group Campground
Overview Cougar Rock Group Campground, on the southwest side of Mt.
Sites5all reservable
Elev.3,199ft
Comf.May-Oct6 months
Max rig20 ft
Electricnonesites
From Yakima2h27real 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 3,199 ft, Cougar Rock Group Campground has a 6-month comfortable window (May-Oct). Winter nights average around 30°F, so the shoulder seasons turn cold fast. All 5 sites are reservable in advance, so plan ahead. Popular weekends book out. Within about 4 miles: 16 named hiking routes, 21 peaks, lake or river access.
The campground at a glance
01 · CHARACTER
Reads strongest on shade and reservability. Softest on roomy sites.
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 · Jul
May-Oct
Comfortable window: nights stay above 35°F, days below 90°F.
85%
Of summer weekend-days are dry.
May 8
Last spring frost; first fall frost Oct 16.
52°F
Average July low. Bring a fleece.
Getting there
03 · ACCESS
01
Yakima
97 mi
2h27
02
Seattle
95 mi
2h29
03
Spokane
297 mi
6h03
By drive time
Routed road time (OSRM). Nearest major highway 6.1 mi away.
Picking your site
04 · 5 SITES
Color byShow only
5 mapped sites · dot color = seclusion · click a dot for details. Basemap © OpenStreetMap.
0
Walk-in
0
50-amp
0
Accessible
0
Prime
5
Sites
What's within four miles
05 · TRAILS · PEAKS · WATER
Trails & Peaks
Named hiking routes
16
Trail segments
220
Peaks
21
Viewpoints
20
Water & Access
Lake / river access
yes
To nearest major road
6.1 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.