Mount Isolation

Last updated
Mount Isolation
Highest point
Elevation 4,003 ft (1,220 m)  NGVD 29 [1]
Prominence 203 ft (62 m) [1]
Listing White Mountain 4000-Footers
Coordinates 44°12′53″N71°18′33″W / 44.2147886°N 71.3092414°W / 44.2147886; -71.3092414 [2]
Geography
Location Coös County, New Hampshire, U.S.
Parent range Presidential Range
Topo map USGS Stairs Mountain

Mount Isolation is a mountain located in Coos County, New Hampshire. The mountain is part of the Presidential Range of the White Mountains. Mount Isolation is the highest peak on the Montalban Ridge which extends south from Boott Spur.

Contents

Isolation is in the Presidential Range–Dry River Wilderness, and as its name implies, is one of the most remote White Mountain peaks. Isolation just qualifies as one of the Appalachian Mountain Club's "Four-thousand footers", having the requisite 4,000 feet (1,219 m) of elevation and 200 feet (61 m) of prominence.

Climate

Climate data for Mount Isolation 44.2201 N, 71.3068 W, Elevation: 3,727 ft (1,136 m) (1991–2020 normals)
MonthJanFebMarAprMayJunJulAugSepOctNovDecYear
Mean daily maximum °F (°C)19.6
(−6.9)
22.6
(−5.2)
29.1
(−1.6)
41.2
(5.1)
54.3
(12.4)
62.4
(16.9)
67.2
(19.6)
65.7
(18.7)
60.2
(15.7)
47.7
(8.7)
35.1
(1.7)
25.2
(−3.8)
44.2
(6.8)
Daily mean °F (°C)11.9
(−11.2)
14.0
(−10.0)
20.3
(−6.5)
32.3
(0.2)
45.2
(7.3)
53.9
(12.2)
58.9
(14.9)
57.6
(14.2)
51.7
(10.9)
39.8
(4.3)
28.5
(−1.9)
18.5
(−7.5)
36.1
(2.2)
Mean daily minimum °F (°C)4.2
(−15.4)
5.3
(−14.8)
11.5
(−11.4)
23.5
(−4.7)
36.0
(2.2)
45.5
(7.5)
50.6
(10.3)
49.6
(9.8)
43.1
(6.2)
32.0
(0.0)
21.9
(−5.6)
11.7
(−11.3)
27.9
(−2.3)
Average precipitation inches (mm)5.11
(130)
4.58
(116)
5.52
(140)
6.43
(163)
6.12
(155)
7.01
(178)
6.99
(178)
5.97
(152)
5.90
(150)
8.73
(222)
6.81
(173)
6.45
(164)
75.62
(1,921)
Source: PRISM Climate Group [3]
Climate data for North Isolation 44.2365 N, 71.3032 W, Elevation: 4,121 ft (1,256 m) (1991–2020 normals)
MonthJanFebMarAprMayJunJulAugSepOctNovDecYear
Mean daily maximum °F (°C)19.0
(−7.2)
20.9
(−6.2)
27.4
(−2.6)
39.0
(3.9)
52.2
(11.2)
60.2
(15.7)
65.0
(18.3)
63.5
(17.5)
58.0
(14.4)
45.9
(7.7)
33.8
(1.0)
24.5
(−4.2)
42.4
(5.8)
Daily mean °F (°C)11.1
(−11.6)
12.6
(−10.8)
19.0
(−7.2)
30.7
(−0.7)
43.7
(6.5)
52.6
(11.4)
57.5
(14.2)
56.1
(13.4)
50.2
(10.1)
38.5
(3.6)
27.3
(−2.6)
17.5
(−8.1)
34.7
(1.5)
Mean daily minimum °F (°C)3.3
(−15.9)
4.2
(−15.4)
10.5
(−11.9)
22.5
(−5.3)
35.3
(1.8)
44.9
(7.2)
50.0
(10.0)
48.8
(9.3)
42.3
(5.7)
31.1
(−0.5)
20.7
(−6.3)
10.5
(−11.9)
27.0
(−2.8)
Average precipitation inches (mm)5.38
(137)
4.91
(125)
6.02
(153)
6.88
(175)
6.59
(167)
7.65
(194)
7.84
(199)
6.52
(166)
6.51
(165)
9.36
(238)
7.41
(188)
6.91
(176)
81.98
(2,083)
Source: PRISM Climate Group [4]

See also

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References

  1. 1 2 "Mount Isolation, New Hampshire". Peakbagger.com. Retrieved 2013-01-31.
  2. "Mount Isolation". Geographic Names Information System . United States Geological Survey, United States Department of the Interior . Retrieved 2013-01-31.
  3. "PRISM Climate Group, Oregon State University". PRISM Climate Group, Oregon State University. Retrieved October 26, 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.
  4. "PRISM Climate Group, Oregon State University". PRISM Climate Group, Oregon State University. Retrieved October 26, 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 Interpolate grid cell values; click Retrieve Time Series button.