USGS Peak
USGS Peak Custer County, Idaho, U.S.
Highest point
Elevation	11,982 ft (3,652 m)
Prominence	1,782 ft (543 m)^[1]
Parent peak	Mount Church
Coordinates	44°00′48″N 113°34′55″W / 44.013325°N 113.581851°W / 44.013325; -113.581851
Geography
Location	Custer County, Idaho, U.S.
Parent range	Lost River Range
Topo map	USGS Massacre Mountain
Climbing
Easiest route	Scrambling, class 3

USGS Peak, at 11,982 feet (3,652 m) above sea level, is the tenth-highest peak in the U.S. state of Idaho and the eighth-highest in the Lost River Range. The peak is located in Salmon-Challis National Forest in Custer County. It is 1.6 miles (2.6 km) northeast of Mount McCaleb and 4.15 miles (6.68 km) southeast of Lost River Peak, its line parent.^[2]^[3]^[4]^[5]

Climate

Climate data for USGS Peak 44.0073 N, 113.5830 W, Elevation: 11,316 ft (3,449 m) (1991–2020 normals)
Month	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Year
Mean daily maximum °F (°C)	20.4 (−6.4)	19.8 (−6.8)	24.0 (−4.4)	28.9 (−1.7)	38.6 (3.7)	48.7 (9.3)	60.2 (15.7)	59.7 (15.4)	50.7 (10.4)	37.5 (3.1)	25.3 (−3.7)	19.4 (−7.0)	36.1 (2.3)
Daily mean °F (°C)	12.4 (−10.9)	10.7 (−11.8)	14.1 (−9.9)	18.3 (−7.6)	27.2 (−2.7)	36.3 (2.4)	46.6 (8.1)	46.0 (7.8)	37.6 (3.1)	26.6 (−3.0)	17.1 (−8.3)	11.7 (−11.3)	25.4 (−3.7)
Mean daily minimum °F (°C)	4.4 (−15.3)	1.7 (−16.8)	4.2 (−15.4)	7.7 (−13.5)	15.8 (−9.0)	23.9 (−4.5)	33.0 (0.6)	32.4 (0.2)	24.4 (−4.2)	15.7 (−9.1)	9.0 (−12.8)	3.9 (−15.6)	14.7 (−9.6)
Average precipitation inches (mm)	3.76 (96)	4.11 (104)	4.78 (121)	3.32 (84)	3.47 (88)	2.80 (71)	1.63 (41)	1.69 (43)	2.19 (56)	3.08 (78)	3.30 (84)	4.41 (112)	38.54 (978)
Source: PRISM Climate Group^[6]

References

^ "USGS Peak, Idaho". Peakbagger.com. Retrieved January 2, 2013.
^ "The 100 Highest Peaks". Idaho: A Climbing Guide. Retrieved January 2, 2013.
^ "USGS Peak". SummitPost.org. Retrieved January 2, 2013.
^ "Idaho 12ers Home Page". Idaho Summits. Retrieved January 2, 2013.
^ "USGS Peak". Climbing Idaho. Retrieved January 2, 2013.
^ "PRISM Climate Group, Oregon State University". PRISM Climate Group, Oregon State University. Retrieved October 18, 2023. To find the table data on the PRISM website, start by clicking Coordinates (under Location); copy Latitude and Longitude figures from top of table; click Zoom to location; click Precipitation, Minimum temp, Mean temp, Maximum temp; click 30-year normals, 1991-2020; click 800m; click Retrieve Time Series button.