Palomar Mountain

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Palomar Mountain
Palomar Observatory 2.jpg
View of the Palomar Observatory located near the High Point summit of the Palomar Mountain range.
Highest point
Elevation6,142 ft (1,872 m) NAVD 88[1]
Prominence2,856 ft (871 m) [2]
Geography
LocationSan Diego County, California
Parent rangePeninsular Ranges
Topo mapUSGS Palomar Observatory
Climbing
Easiest routeRoad

Palomar Mountain is a mountain ridge in the Peninsular Ranges in northern San Diego County, California. It is known for the Palomar Observatory.

Climate[change | change source]

The Köppen climate classification says that Palomar Mountain has a warm-summer Mediterranean climate. Oak, pine, fir and cedar trees grow there.

It rains an average of 33 inches (840 millimetres) a year. It snows 35 inches (890 millimetres) a year. The coldest temperature ever recorded was −4 °F (−20 °C) on 25 January 1949. The hottest was 110 °F (43 °C) on 22 August 1969.

Climate data for Palomar Mountain (1981-2010)
Month Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Year
Record high °F (°C) 76
(24)
75
(24)
80
(27)
86
(30)
92
(33)
98
(37)
103
(39)
110
(43)
104
(40)
93
(34)
85
(29)
75
(24)
110
(43)
Average high °F (°C) 52
(11)
53
(12)
56
(13)
61
(16)
69
(21)
77
(25)
85
(29)
85
(29)
80
(27)
70
(21)
60
(16)
52
(11)
66.7
(19.3)
Daily mean °F (°C) 41
(5)
42
(6)
44
(7)
48
(9)
55
(13)
62
(17)
70
(21)
69
(21)
64
(18)
54
(12)
46
(8)
40
(4)
52.9
(11.6)
Average low °F (°C) 29
(−2)
30
(−1)
32
(0)
35
(2)
40
(4)
47
(8)
54
(12)
53
(12)
47
(8)
38
(3)
32
(0)
27
(−3)
38.7
(3.7)
Record low °F (°C) −4
(−20)
4
(−16)
10
(−12)
20
(−7)
22
(−6)
27
(−3)
34
(1)
33
(1)
23
(−5)
15
(−9)
10
(−12)
−1
(−18)
−4
(−20)
Average rainfall inches (mm) 5.5
(140)
6.8
(170)
5.8
(150)
2.7
(69)
0.7
(18)
0.2
(5.1)
0.4
(10)
0.8
(20)
0.7
(18)
1.9
(48)
3.3
(84)
4.9
(120)
33.7
(860)
Average snowfall inches (cm) 6.8
(17)
7.5
(19)
9.4
(24)
4.0
(10)
0.4
(1.0)
0
(0)
0
(0)
0
(0)
0
(0)
0.2
(0.51)
1.8
(4.6)
5.4
(14)
35.5
(90)
Source #1: [3]
Source #2: [4]

References[change | change source]

  1. 1.0 1.1 "Palomar". NGS data sheet. U.S. National Geodetic Survey. Retrieved 2009-08-03.
  2. "Palomar Mountain, California". Peakbagger.com. Retrieved 2009-08-07.
  3. "Monthly Average/Record Temperatures". weather.com. Retrieved 6 August 2015.
  4. "Period of Record Monthly Climate Summary". Western Regional Climate Center. Retrieved 6 August 2015.