| Climate data for Oklahoma City (Will Rogers World Airport), 1991−2020 normals,[a] extremes 1890−present[b] | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Year |
| Record high °F (°C) | 83 (28) |
92 (33) |
97 (36) |
100 (38) |
104 (40) |
107 (42) |
110 (43) |
113 (45) |
108 (42) |
97 (36) |
87 (31) |
86 (30) |
113 (45) |
| Mean maximum °F (°C) | 71.7 (22.1) |
77.1 (25.1) |
84.2 (29.0) |
86.9 (30.5) |
92.3 (33.5) |
96.4 (35.8) |
102.4 (39.1) |
101.5 (38.6) |
96.2 (35.7) |
88.9 (31.6) |
79.1 (26.2) |
71.2 (21.8) |
103.8 (39.9) |
| Mean daily maximum °F (°C) | 49.3 (9.6) |
53.8 (12.1) |
62.9 (17.2) |
71.1 (21.7) |
78.9 (26.1) |
87.5 (30.8) |
93.1 (33.9) |
92.2 (33.4) |
83.9 (28.8) |
72.8 (22.7) |
60.7 (15.9) |
50.4 (10.2) |
71.4 (21.9) |
| Daily mean °F (°C) | 38.2 (3.4) |
42.3 (5.7) |
51.2 (10.7) |
59.3 (15.2) |
68.2 (20.1) |
76.9 (24.9) |
81.7 (27.6) |
80.7 (27.1) |
72.7 (22.6) |
61.1 (16.2) |
49.2 (9.6) |
40.0 (4.4) |
60.1 (15.6) |
| Mean daily minimum °F (°C) | 27.0 (−2.8) |
30.8 (−0.7) |
39.5 (4.2) |
47.5 (8.6) |
57.6 (14.2) |
66.2 (19.0) |
70.3 (21.3) |
69.1 (20.6) |
61.5 (16.4) |
49.4 (9.7) |
37.7 (3.2) |
29.5 (−1.4) |
48.8 (9.3) |
| Mean minimum °F (°C) | 11.7 (−11.3) |
15.4 (−9.2) |
21.5 (−5.8) |
32.3 (0.2) |
43.8 (6.6) |
56.6 (13.7) |
63.6 (17.6) |
61.7 (16.5) |
48.4 (9.1) |
33.8 (1.0) |
21.7 (−5.7) |
14.3 (−9.8) |
7.5 (−13.6) |
| Record low °F (°C) | −11 (−24) |
−17 (−27) |
1 (−17) |
20 (−7) |
32 (0) |
46 (8) |
53 (12) |
49 (9) |
35 (2) |
16 (−9) |
9 (−13) |
−8 (−22) |
−17 (−27) |
| Average precipitation inches (mm) | 1.32 (34) |
1.42 (36) |
2.55 (65) |
3.60 (91) |
5.31 (135) |
4.49 (114) |
3.59 (91) |
3.60 (91) |
3.72 (94) |
3.32 (84) |
1.68 (43) |
1.79 (45) |
36.39 (924) |
| Average snowfall inches (cm) | 1.8 (4.6) |
1.8 (4.6) |
0.8 (2.0) |
0.0 (0.0) |
0.0 (0.0) |
0.0 (0.0) |
0.0 (0.0) |
0.0 (0.0) |
0.0 (0.0) |
0.0 (0.0) |
0.5 (1.3) |
1.8 (4.6) |
6.7 (17) |
| Average precipitation days (≥ 0.01 in) | 5.0 | 5.7 | 6.9 | 7.9 | 10.0 | 8.6 | 6.0 | 6.7 | 7.1 | 7.5 | 5.8 | 5.7 | 82.9 |
| Average snowy days (≥ 0.1 in) | 1.3 | 1.3 | 0.4 | 0.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.1 | 0.3 | 1.4 | 4.9 |
| Average relative humidity (%) | 66.6 | 65.7 | 61.3 | 61.1 | 67.5 | 67.2 | 60.9 | 61.6 | 67.1 | 64.4 | 67.1 | 67.8 | 64.9 |
| Average dew point °F (°C) | 23.7 (−4.6) |
28.0 (−2.2) |
35.2 (1.8) |
45.1 (7.3) |
55.8 (13.2) |
63.7 (17.6) |
65.3 (18.5) |
64.4 (18.0) |
59.5 (15.3) |
47.7 (8.7) |
37.0 (2.8) |
27.5 (−2.5) |
46.1 (7.8) |
| Mean monthly sunshine hours | 200.8 | 189.7 | 244.2 | 271.3 | 295.2 | 326.1 | 356.6 | 329.3 | 263.7 | 245.1 | 186.5 | 180.9 | 3,089.4 |
| Mean daily daylight hours | 10.1 | 10.9 | 12.0 | 13.1 | 14.1 | 14.5 | 14.3 | 13.4 | 12.4 | 11.3 | 10.3 | 9.8 | 12.2 |
| Percent possible sunshine | 64 | 62 | 66 | 69 | 68 | 75 | 80 | 79 | 71 | 70 | 60 | 60 | 69 |
| Average ultraviolet index | 3 | 4 | 6 | 8 | 9 | 10 | 10 | 9 | 8 | 5 | 3 | 2 | 6.4 |
| Source 1: NOAA (relative humidity and sun 1961−1990)[1][2][3] | |||||||||||||
| Source 2: Weather Atlas(Daylight-UV) [4] | |||||||||||||
Notes
edit- ^ Mean monthly maxima and minima (i.e. the expected highest and lowest temperature readings at any point during the year or given month) calculated based on data at said location from 1991 to 2020.
- ^ Official records for Oklahoma City were kept at the Weather Bureau Office from November 1890 to December 1953, and at Will Rogers World Airport since January 1954. For more information, see Threadex
References
edit- ^ "Station Name: OK OKLAHOMA CITY WILL ROGERS AP". U.S. Climate Normals 2020: U.S. Monthly Climate Normals (1991−2020). National Oceanic and Atmospheric Administration. Archived from the original on 2024-02-04. Retrieved 2021-05-31.
- ^ "NowData − NOAA Online Weather Data". National Oceanic and Atmospheric Administration. Retrieved 2021-05-31.
- ^ "WMO Climate Normals for OKLAHOMA CITY/WSFO AP OK 1961–1990". National Oceanic and Atmospheric Administration. Archived from the original on 2024-02-04. Retrieved 2014-03-11.
- ^ "Oklahoma City, Oklahoma, USA – Monthly weather forecast and Climate data". Weather Atlas. Retrieved 28 January 2019.