| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Year |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Record high °F (°C) | 95 (35) |
95 (35) |
99 (37) |
106 (41) |
103 (39) |
112 (44) |
109 (43) |
106 (41) |
113 (45) |
108 (42) |
100 (38) |
92 (33) |
113 (45) |
| Mean maximum °F (°C) | 83.0 (28.3) |
82.8 (28.2) |
85.8 (29.9) |
90.1 (32.3) |
88.9 (31.6) |
89.1 (31.7) |
93.5 (34.2) |
95.2 (35.1) |
99.4 (37.4) |
95.7 (35.4) |
88.9 (31.6) |
81.0 (27.2) |
101.5 (38.6) |
| Mean daily maximum °F (°C) | 68.0 (20.0) |
68.0 (20.0) |
69.9 (21.1) |
72.4 (22.4) |
73.7 (23.2) |
77.2 (25.1) |
82.0 (27.8) |
84.0 (28.9) |
83.0 (28.3) |
78.6 (25.9) |
72.9 (22.7) |
67.4 (19.7) |
74.8 (23.8) |
| Daily mean °F (°C) | 58.4 (14.7) |
59.0 (15.0) |
61.1 (16.2) |
63.6 (17.6) |
65.9 (18.8) |
69.3 (20.7) |
73.3 (22.9) |
74.7 (23.7) |
73.6 (23.1) |
69.3 (20.7) |
63.0 (17.2) |
57.8 (14.3) |
65.8 (18.8) |
| Mean daily minimum °F (°C) | 48.9 (9.4) |
50.0 (10.0) |
52.4 (11.3) |
54.8 (12.7) |
58.1 (14.5) |
61.4 (16.3) |
64.7 (18.2) |
65.4 (18.6) |
64.2 (17.9) |
59.9 (15.5) |
53.1 (11.7) |
48.2 (9.0) |
56.8 (13.8) |
| Mean minimum °F (°C) | 41.4 (5.2) |
42.9 (6.1) |
45.4 (7.4) |
48.9 (9.4) |
53.5 (11.9) |
57.4 (14.1) |
61.1 (16.2) |
61.7 (16.5) |
59.1 (15.1) |
53.7 (12.1) |
45.4 (7.4) |
40.5 (4.7) |
39.2 (4.0) |
| Record low °F (°C) | 28 (−2) |
28 (−2) |
31 (−1) |
36 (2) |
40 (4) |
46 (8) |
49 (9) |
49 (9) |
44 (7) |
40 (4) |
34 (1) |
30 (−1) |
28 (−2) |
| Average rainfall inches (mm) | 3.29 (84) |
3.64 (92) |
2.23 (57) |
0.69 (18) |
0.32 (8.1) |
0.09 (2.3) |
0.02 (0.51) |
0.00 (0.00) |
0.13 (3.3) |
0.58 (15) |
0.78 (20) |
2.48 (63) |
14.25 (362) |
| Average rainy days (≥ 0.01 in) | 6.1 | 6.3 | 5.1 | 2.8 | 1.9 | 0.5 | 0.4 | 0.1 | 0.4 | 2.2 | 2.8 | 5.5 | 34.1 |
| 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 |
| Percent possible sunshine | 71 | 72 | 72 | 78 | 64 | 64 | 83 | 84 | 75 | 73 | 70 | 71 | 73 |
| Average ultraviolet index | 2.9 | 4.2 | 6.2 | 8.1 | 9.2 | 10.4 | 10.8 | 10.0 | 8.1 | 5.4 | 3.5 | 2.6 | 6.7 |
| Source 1: NOAA (sun 1961–1977)[1][2][3][4] | |||||||||||||
| Source 2: UV Index Today (1995 to 2022)[5] | |||||||||||||
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Year |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Record high °F (°C) | 91 (33) |
92 (33) |
95 (35) |
102 (39) |
97 (36) |
104 (40) |
97 (36) |
98 (37) |
110 (43) |
106 (41) |
101 (38) |
94 (34) |
110 (43) |
| Mean maximum °F (°C) | 81.2 (27.3) |
80.1 (26.7) |
80.6 (27.0) |
83.1 (28.4) |
80.6 (27.0) |
79.8 (26.6) |
83.7 (28.7) |
86.0 (30.0) |
90.7 (32.6) |
90.9 (32.7) |
87.2 (30.7) |
78.8 (26.0) |
95.5 (35.3) |
| Mean daily maximum °F (°C) | 66.3 (19.1) |
65.6 (18.7) |
66.1 (18.9) |
68.1 (20.1) |
69.5 (20.8) |
72.0 (22.2) |
75.1 (23.9) |
76.7 (24.8) |
76.5 (24.7) |
74.4 (23.6) |
70.9 (21.6) |
66.1 (18.9) |
70.6 (21.4) |
| Daily mean °F (°C) | 57.9 (14.4) |
57.9 (14.4) |
59.1 (15.1) |
61.1 (16.2) |
63.6 (17.6) |
66.4 (19.1) |
69.6 (20.9) |
70.7 (21.5) |
70.1 (21.2) |
67.1 (19.5) |
62.3 (16.8) |
57.6 (14.2) |
63.6 (17.6) |
| Mean daily minimum °F (°C) | 49.4 (9.7) |
50.1 (10.1) |
52.2 (11.2) |
54.2 (12.3) |
57.6 (14.2) |
60.9 (16.1) |
64.0 (17.8) |
64.8 (18.2) |
63.7 (17.6) |
59.8 (15.4) |
53.7 (12.1) |
49.1 (9.5) |
56.6 (13.7) |
| Mean minimum °F (°C) | 41.8 (5.4) |
42.9 (6.1) |
45.3 (7.4) |
48.0 (8.9) |
52.7 (11.5) |
56.7 (13.7) |
60.2 (15.7) |
61.0 (16.1) |
58.7 (14.8) |
53.2 (11.8) |
46.1 (7.8) |
41.1 (5.1) |
39.4 (4.1) |
| Record low °F (°C) | 27 (−3) |
34 (1) |
35 (2) |
42 (6) |
45 (7) |
48 (9) |
52 (11) |
51 (11) |
47 (8) |
43 (6) |
38 (3) |
32 (0) |
27 (−3) |
| Average rainfall inches (mm) | 2.86 (73) |
2.99 (76) |
1.73 (44) |
0.60 (15) |
0.28 (7.1) |
0.08 (2.0) |
0.04 (1.0) |
0.00 (0.00) |
0.11 (2.8) |
0.49 (12) |
0.82 (21) |
2.23 (57) |
12.23 (311) |
| Average rainy days (≥ 0.01 in) | 6.1 | 6.3 | 5.6 | 2.6 | 1.7 | 0.5 | 0.5 | 0.1 | 0.5 | 2.0 | 3.2 | 5.4 | 34.5 |
| Average relative humidity (%) | 63.4 | 67.9 | 70.5 | 71.0 | 74.0 | 75.9 | 76.6 | 76.6 | 74.2 | 70.5 | 65.5 | 62.9 | 70.8 |
| Average dew point °F (°C) | 41.4 (5.2) |
44.4 (6.9) |
46.6 (8.1) |
49.1 (9.5) |
52.7 (11.5) |
56.5 (13.6) |
60.1 (15.6) |
61.2 (16.2) |
59.2 (15.1) |
54.1 (12.3) |
46.8 (8.2) |
41.4 (5.2) |
51.1 (10.6) |
| Source: NOAA (relative humidity and dew point 1961–1990)[1][6][7][8] | |||||||||||||
References
edit- ^ a b "NowData – NOAA Online Weather Data". National Oceanic and Atmospheric Administration. Retrieved 2020-07-18.
- ^ "Summary of Monthly Normals 1991–2020". National Oceanic and Atmospheric Administration. Retrieved May 11, 2021.
- ^ "Station Name: CA LOS ANGELES DWTN USC CAMPUS". National Oceanic and Atmospheric Administration. Retrieved 2020-07-18.
- ^ "LOS ANGELES/WBO CA Climate Normals". National Oceanic and Atmospheric Administration. Retrieved October 20, 2013.
- ^ "Historical UV Index Data - Los Angeles, CA". UV Index Today. Retrieved April 21, 2023.
- ^ "Station Name: CA LOS ANGELES INTL AP". National Oceanic and Atmospheric Administration. Retrieved 2014-05-09.
- ^ "Summary of Monthly Normals 1991–2020". National Oceanic and Atmospheric Administration. Retrieved May 11, 2021.
- ^ "WMO Climate Normals for LOS ANGELES/INTL, CA 1961–1990". National Oceanic and Atmospheric Administration. Retrieved 2014-04-17.