Template:Columbus, Ohio weatherbox
| Climate data for Columbus, Ohio (John Glenn Int'l), 1991–2020 normals,[a] extremes 1878–present[b] | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Year |
| Record high °F (°C) | 74 (23) |
78 (26) |
85 (29) |
90 (32) |
96 (36) |
102 (39) |
106 (41) |
103 (39) |
100 (38) |
94 (34) |
80 (27) |
76 (24) |
106 (41) |
| Mean maximum °F (°C) | 60.7 (15.9) |
64.1 (17.8) |
73.6 (23.1) |
81.6 (27.6) |
88.3 (31.3) |
93.1 (33.9) |
93.7 (34.3) |
92.8 (33.8) |
90.2 (32.3) |
83.2 (28.4) |
70.5 (21.4) |
62.5 (16.9) |
95.0 (35.0) |
| Mean daily maximum °F (°C) | 37.1 (2.8) |
40.8 (4.9) |
51.1 (10.6) |
64.1 (17.8) |
74.1 (23.4) |
82.2 (27.9) |
85.4 (29.7) |
84.1 (28.9) |
77.8 (25.4) |
65.5 (18.6) |
52.3 (11.3) |
41.5 (5.3) |
63.0 (17.2) |
| Daily mean °F (°C) | 29.6 (−1.3) |
32.5 (0.3) |
41.6 (5.3) |
53.2 (11.8) |
63.3 (17.4) |
71.9 (22.2) |
75.4 (24.1) |
74.0 (23.3) |
67.2 (19.6) |
55.2 (12.9) |
43.6 (6.4) |
34.5 (1.4) |
53.5 (11.9) |
| Mean daily minimum °F (°C) | 22.0 (−5.6) |
24.2 (−4.3) |
32.0 (0.0) |
42.2 (5.7) |
52.4 (11.3) |
61.6 (16.4) |
65.4 (18.6) |
63.9 (17.7) |
56.5 (13.6) |
44.8 (7.1) |
35.0 (1.7) |
27.4 (−2.6) |
43.9 (6.6) |
| Mean minimum °F (°C) | 1.7 (−16.8) |
6.3 (−14.3) |
14.5 (−9.7) |
27.1 (−2.7) |
37.8 (3.2) |
48.6 (9.2) |
55.7 (13.2) |
54.3 (12.4) |
43.2 (6.2) |
31.1 (−0.5) |
20.6 (−6.3) |
11.0 (−11.7) |
−0.9 (−18.3) |
| Record low °F (°C) | −22 (−30) |
−20 (−29) |
−6 (−21) |
14 (−10) |
25 (−4) |
35 (2) |
43 (6) |
39 (4) |
31 (−1) |
17 (−8) |
−5 (−21) |
−17 (−27) |
−22 (−30) |
| Average precipitation inches (mm) | 3.00 (76) |
2.41 (61) |
3.62 (92) |
3.85 (98) |
3.99 (101) |
4.33 (110) |
4.67 (119) |
3.74 (95) |
3.14 (80) |
2.90 (74) |
2.79 (71) |
3.13 (80) |
41.57 (1,056) |
| Average snowfall inches (cm) | 9.5 (24) |
7.6 (19) |
4.1 (10) |
0.5 (1.3) |
0.0 (0.0) |
0.0 (0.0) |
0.0 (0.0) |
0.0 (0.0) |
0.0 (0.0) |
0.2 (0.51) |
1.2 (3.0) |
5.1 (13) |
28.2 (72) |
| Average extreme snow depth inches (cm) | 4.4 (11) |
3.7 (9.4) |
2.4 (6.1) |
0.1 (0.25) |
0.0 (0.0) |
0.0 (0.0) |
0.0 (0.0) |
0.0 (0.0) |
0.0 (0.0) |
0.0 (0.0) |
0.4 (1.0) |
2.3 (5.8) |
6.6 (17) |
| Average precipitation days (≥ 0.01 in) | 14.7 | 11.8 | 12.5 | 13.7 | 14.0 | 11.7 | 10.9 | 9.5 | 8.7 | 10.0 | 10.5 | 12.7 | 140.7 |
| Average snowy days (≥ 0.1 in) | 9.0 | 6.7 | 4.0 | 1.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.1 | 1.9 | 5.6 | 28.3 |
| Average relative humidity (%) | 71.4 | 69.5 | 64.5 | 62.5 | 66.5 | 68.5 | 70.6 | 72.8 | 72.8 | 69.3 | 71.8 | 74.1 | 69.5 |
| Average dew point °F (°C) | 18.1 (−7.7) |
20.5 (−6.4) |
28.6 (−1.9) |
37.4 (3.0) |
48.9 (9.4) |
58.3 (14.6) |
62.8 (17.1) |
61.7 (16.5) |
55.2 (12.9) |
42.6 (5.9) |
33.6 (0.9) |
24.3 (−4.3) |
41.0 (5.0) |
| Mean monthly sunshine hours | 110.6 | 126.3 | 162.0 | 201.8 | 243.4 | 258.1 | 260.9 | 235.9 | 212.0 | 183.1 | 104.2 | 84.3 | 2,182.6 |
| Percent possible sunshine | 37 | 42 | 44 | 51 | 55 | 57 | 57 | 56 | 57 | 53 | 35 | 29 | 49 |
| Average ultraviolet index | 2 | 3 | 4 | 6 | 8 | 9 | 9 | 8 | 6 | 4 | 2 | 1 | 5 |
| Source: NOAA (sun, relative humidity, and dew point 1961–1990)[1][2][3][4] and Weather Atlas[5] | |||||||||||||
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 Columbus were kept downtown from July 1878 to December 1947, and at John Glenn Int'l since January 1948. For more information, see Threadex
References
[edit]- ^ "Station: Columbus Port Columbus INTL AP, OH". U.S. Climate Normals 2020: U.S. Monthly Climate Normals (1991–2020). National Oceanic and Atmospheric Administration. Retrieved May 9, 2021.
- ^ "NowData – NOAA Online Weather Data". National Oceanic and Atmospheric Administration. Retrieved May 9, 2021.
- ^ "Records for Columbus". National Weather Service. Retrieved February 27, 2017.
- ^ "WMO Climate Normals for COLUMBUS WSO AP, OH 1961–1990". National Oceanic and Atmospheric Administration. Retrieved March 11, 2014.
- ^ "Columbus, Ohio, USA - Monthly weather forecast and Climate data". Weather Atlas. Retrieved June 14, 2019.