Climate of The Los Angeles Basin - Overview

Overview

Climate data for Los Angeles (Downtown), 1981–2010 normals
Month Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Year
Average high °F (°C) 68.2
(20.1)
68.6
(20.3)
70.2
(21.2)
72.7
(22.6)
74.5
(23.6)
78.1
(25.6)
83.1
(28.4)
84.4
(29.1)
83.1
(28.4)
78.5
(25.8)
72.8
(22.7)
67.7
(19.8)
75.2
(24)
Daily mean °F (°C) 58.0
(14.4)
58.9
(14.9)
60.6
(15.9)
63.1
(17.3)
65.8
(18.8)
69.2
(20.7)
73.3
(22.9)
74.3
(23.5)
73.1
(22.8)
68.6
(20.3)
62.4
(16.9)
57.6
(14.2)
65.4
(18.6)
Average low °F (°C) 47.8
(8.8)
49.3
(9.6)
51.0
(10.6)
53.5
(11.9)
57.1
(13.9)
60.3
(15.7)
63.6
(17.6)
64.1
(17.8)
63.1
(17.3)
58.7
(14.8)
52.0
(11.1)
47.5
(8.6)
55.7
(13.2)
Rainfall inches (mm) 3.12
(79.2)
3.80
(96.5)
2.43
(61.7)
0.91
(23.1)
0.26
(6.6)
0.09
(2.3)
0.01
(0.3)
0.04
(1)
0.24
(6.1)
0.66
(16.8)
1.04
(26.4)
2.33
(59.2)
14.93
(379.2)
Avg. rainy days (≥ 0.01 in) 6.1 6.4 5.5 3.2 1.3 0.6 0.3 0.3 1.0 2.5 3.3 5.2 35.7
Mean monthly sunshine hours 225.3 222.5 267.0 303.5 276.2 275.8 364.1 349.5 278.5 255.1 217.3 219.4 3,254.2
Source: NOAA (sun 1961–1990)
Climate data for Los Angeles (LAX, near sea), 1981-2010 Normals
Month Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Year
Average high °F (°C) 65.9
(18.8)
65.6
(18.7)
65.7
(18.7)
67.9
(19.9)
69.4
(20.8)
72.0
(22.2)
75.2
(24)
76.2
(24.6)
75.9
(24.4)
73.8
(23.2)
70.2
(21.2)
65.8
(18.8)
70.3
(21.3)
Daily mean °F (°C) 57.4
(14.1)
57.8
(14.3)
58.7
(14.8)
60.8
(16)
63.4
(17.4)
66.2
(19)
69.4
(20.8)
70.2
(21.2)
69.6
(20.9)
66.5
(19.2)
61.7
(16.5)
57.3
(14.1)
63.3
(17.4)
Average low °F (°C) 48.8
(9.3)
50.0
(10)
51.7
(10.9)
53.8
(12.1)
57.3
(14.1)
60.5
(15.8)
63.7
(17.6)
64.2
(17.9)
63.2
(17.3)
59.3
(15.2)
53.2
(11.8)
48.7
(9.3)
56.2
(13.4)
Precipitation inches (mm) 2.70
(68.6)
3.25
(82.6)
1.85
(47)
0.70
(17.8)
0.22
(5.6)
0.08
(2)
0.03
(0.8)
0.05
(1.3)
0.21
(5.3)
0.56
(14.2)
1.11
(28.2)
2.05
(52.1)
12.81
(325.5)
Avg. precipitation days (≥ 0.01 in) 6.0 6.6 5.8 2.8 1.2 0.6 0.5 0.3 1.0 2.3 3.4 5.2 35.7
Source: NOAA
Climate data for Long Beach, California (Long Beach Airport), 1981-2010 Normals
Month Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Year
Average high °F (°C) 67.4
(19.7)
67.2
(19.6)
68.7
(20.4)
71.8
(22.1)
73.7
(23.2)
76.9
(24.9)
81.9
(27.7)
83.8
(28.8)
82.3
(27.9)
77.3
(25.2)
72.0
(22.2)
66.9
(19.4)
74.1
(23.4)
Daily mean °F (°C) 56.8
(13.8)
57.6
(14.2)
59.7
(15.4)
62.6
(17)
65.7
(18.7)
69.0
(20.6)
73.2
(22.9)
74.4
(23.6)
72.8
(22.7)
67.8
(19.9)
61.5
(16.4)
56.3
(13.5)
64.8
(18.2)
Average low °F (°C) 46.2
(7.9)
48.0
(8.9)
50.7
(10.4)
53.3
(11.8)
57.8
(14.3)
61.1
(16.2)
64.5
(18.1)
65.0
(18.3)
63.3
(17.4)
58.4
(14.7)
50.9
(10.5)
45.8
(7.7)
55.4
(13)
Precipitation inches (mm) 2.60
(66)
3.09
(78.5)
1.87
(47.5)
0.60
(15.2)
0.21
(5.3)
0.07
(1.8)
0.03
(0.8)
0.03
(0.8)
0.18
(4.6)
0.63
(16)
1.00
(25.4)
1.95
(49.5)
12.26
(311.4)
Avg. precipitation days (≥ 0.01 in) 5.9 6.5 5.3 3.1 1.1 0.7 0.5 0.3 0.9 2.5 3.4 5.0 35.2
Source: NOAA
Climate data for Santa Ana, California
Month Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Year
Average high °F (°C) 69
(21)
70
(21)
71
(22)
74
(23)
75
(24)
79
(26)
83
(28)
84
(29)
83
(28)
80
(27)
74
(23)
70
(21)
75.9
(24.4)
Average low °F (°C) 47
(8)
48
(9)
50
(10)
52
(11)
56
(13)
60
(16)
63
(17)
64
(18)
63
(17)
58
(14)
51
(11)
46
(8)
54.8
(12.7)
Precipitation inches (mm) 3.19
(81)
3.03
(77)
2.8
(71)
0.67
(17)
0.24
(6.1)
0.12
(3)
0.04
(1)
0.12
(3)
0.35
(8.9)
0.35
(8.9)
1.18
(30)
1.77
(45)
13.9
(353)
Source: U.S. Climate Data
Climate data for Anaheim, California
Month Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Year
Average high °F (°C) 69
(21)
69
(21)
70
(21)
73
(23)
75
(24)
79
(26)
84
(29)
86
(30)
85
(29)
80
(27)
74
(23)
70
(21)
76
(24)
Average low °F (°C) 45
(7)
47
(8)
48
(9)
51
(11)
56
(13)
60
(16)
62
(17)
63
(17)
62
(17)
56
(13)
51
(11)
46
(8)
54
(12)
Precipitation inches (mm) 2.4
(61)
2.8
(71)
2.5
(64)
0.6
(15)
0.1
(3)
0.1
(3)
0.0
(0)
0.0
(0)
0.1
(3)
0.2
(5)
0.8
(20)
1.3
(33)
11.3
(287)
Source: U.S. Climate Data
Climate data for Culver City, California
Month Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Year
Average high °F (°C) 67.3
(19.6)
68.6
(20.3)
69.3
(20.7)
72.6
(22.6)
73.5
(23.1)
77.1
(25.1)
80.0
(26.7)
81.1
(27.3)
80.2
(26.8)
77.0
(25)
71.6
(22)
67.7
(19.8)
73.8
(23.2)
Daily mean °F (°C) 56.7
(13.7)
57.9
(14.4)
59.2
(15.1)
62.3
(16.8)
64.6
(18.1)
68.0
(20)
70.8
(21.6)
71.7
(22.1)
70.8
(21.6)
67.1
(19.5)
61.2
(16.2)
57.0
(13.9)
63.9
(17.7)
Average low °F (°C) 46.1
(7.8)
47.2
(8.4)
49.1
(9.5)
52.0
(11.1)
55.7
(13.2)
58.8
(14.9)
61.5
(16.4)
62.2
(16.8)
61.3
(16.3)
57.2
(14)
50.8
(10.4)
46.3
(7.9)
54.0
(12.2)
Rainfall inches (mm) 3.19
(81)
3.25
(82.6)
2.66
(67.6)
0.58
(14.7)
0.26
(6.6)
0.04
(1)
0.02
(0.5)
0.07
(1.8)
0.08
(2)
0.33
(8.4)
0.94
(23.9)
1.90
(48.3)
13.32
(338.3)
Avg. rainy days (≥ 0.01 inch) 5.7 5.3 5.8 1.7 0.7 0.2 0.3 0.2 0.6 1.1 1.9 4.0 27.5
Source: NOAA
Climate data for Santa Monica Pier, California (on the beach)
Month Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Year
Average high °F (°C) 63.7
(17.6)
63.4
(17.4)
62.1
(16.7)
63.4
(17.4)
63.6
(17.6)
65.9
(18.8)
68.8
(20.4)
70.3
(21.3)
70.5
(21.4)
69.6
(20.9)
67.3
(19.6)
64.8
(18.2)
66.1
(18.9)
Average low °F (°C) 50.2
(10.1)
51.3
(10.7)
52.1
(11.2)
53.9
(12.2)
56.5
(13.6)
59.4
(15.2)
62.1
(16.7)
63.1
(17.3)
62.6
(17)
59.4
(15.2)
54.3
(12.4)
50.5
(10.3)
56.3
(13.5)
Precipitation inches (mm) 3.06
(77.7)
3.29
(83.6)
2.56
(65)
0.53
(13.5)
0.25
(6.4)
0.04
(1)
0.01
(0.3)
0.13
(3.3)
0.17
(4.3)
0.36
(9.1)
1.02
(25.9)
1.85
(47)
13.27
(337.1)
Avg. rainy days 6.0 5.9 5.1 2.4 1.0 0.4 0.2 0.5 1.0 1.8 2.5 4.0 30.8
Source: NOAA

Read more about this topic:  Climate Of The Los Angeles Basin