Grandma's House
Grandma's House in Washington has 10 routes across 9 grades, offering sport and trad climbing.
- 10 routes
- 5.8+ – 5.12-
- Sport · Trad
Is Grandma's House open right now?
Alert in the area
The Forest Service lists 6 alerts for Wenatchee River Ranger District.
Little Giant Fire Closure Order Reduced on the Wenatchee River and Entiat Ranger District
Agency alert covering Wenatchee River Ranger District · Order 06-17-07-2026-46 · USFS · Wenatchee River Ranger District
Cle Elum River Restoration Area Closure on the Cle Elum Ranger District
Agency alert covering Okanogan-Wenatchee National Forest · USFS · Okanogan-Wenatchee National Forest
Gold Creek Restoration Project Area Closure on Cle Elum Ranger District
Agency alert covering Okanogan-Wenatchee National Forest · USFS · Okanogan-Wenatchee National Forest
Grouse Creek Aquatic Project Road Closure on the Wenatchee River Ranger District
Agency alert covering Okanogan-Wenatchee National Forest · USFS · Okanogan-Wenatchee National Forest
Termination of Stage 1 Public Use Restrictions and Campfire Ban
Agency alert covering Okanogan-Wenatchee National Forest · Order 06-17-00-2026-16 · USFS · Okanogan-Wenatchee National Forest
As of · Source: USFS · Wenatchee River Ranger District. Agencies don't list every closure — check before you go.
Best time to visit Grandma's House
Best months: April–June and September–October. Best months have typical highs of 55–85 °F, lows of 30 °F or warmer (32 °F where the station doesn't record snow), at most one snowy day and no more than 12 wet days.
Jan
34° / 19°
14 wet
Feb
42° / 21°
10 wet
Mar
52° / 26°
9 wet
Apr
61° / 32°
7 wet
May
71° / 40°
7 wet
Jun
77° / 46°
5 wet
Jul
87° / 51°
3 wet
Aug
87° / 50°
3 wet
Sep
78° / 42°
4 wet
Oct
62° / 33°
9 wet
Nov
44° / 26°
13 wet
Dec
34° / 20°
14 wet
Typical high / low (°F) and days with rain or snow, 1991–2020. Measured at Leavenworth 3 S, WA, 3.5 mi away at 1,128 ft. This station doesn't record snowfall. Source: NOAA NCEI U.S. Climate Normals 1991–2020.
Grandma's House is a climbing area in the Wenatchee River Ranger District of the Okanogan-Wenatchee National Forest in Washington. The Forest Service manages the land, and the area sits within the Wenatchee River Ranger District, about 3.5 miles from the Leavenworth weather station. The climbing here is split evenly between sport and trad routes, with sport routes such as Dragon's Lair at 5.8+ and Grandma's Pajamas at 5.10a, and trad routes like Adventures of Pinnochio at 5.11c. The median grade is 5.10-, with the hardest route, Enter the Dragon, at 5.12-. Summer and early fall are the most comfortable times to climb. Typical averages from the nearby Leavenworth station run from highs around 77°F in June to about 78°F in September, with fewer wet days in July and August. The station sits about 500 feet below the climbing area, so temperatures on the rock run a bit cooler. The closest climbing is The Beach, 0.1 mile away, and The Ogre, 0.2 mile away. Hikers can reach the Tumwater Penstock Trail within a mile, and the Tumwater Mountain Trail is about 1.8 miles off.
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