Template:Tucson, Arizona weatherbox
| Climate data for Tucson, Arizona (Tucson Int'l), 1991–2020 normals,[a] extremes 1894−present[b] | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Year |
| Record high °F (°C) | 88 (31) |
92 (33) |
99 (37) |
104 (40) |
111 (44) |
117 (47) |
114 (46) |
112 (44) |
111 (44) |
103 (39) |
94 (34) |
85 (29) |
117 (47) |
| Mean maximum °F (°C) | 79.1 (26.2) |
82.5 (28.1) |
88.7 (31.5) |
95.4 (35.2) |
102.8 (39.3) |
109.2 (42.9) |
109.0 (42.8) |
107.0 (41.7) |
103.5 (39.7) |
97.9 (36.6) |
87.6 (30.9) |
78.9 (26.1) |
110.7 (43.7) |
| Mean daily maximum °F (°C) | 66.5 (19.2) |
69.2 (20.7) |
75.8 (24.3) |
82.9 (28.3) |
91.8 (33.2) |
101.2 (38.4) |
100.2 (37.9) |
98.6 (37.0) |
95.1 (35.1) |
86.3 (30.2) |
75.1 (23.9) |
65.5 (18.6) |
84.0 (28.9) |
| Daily mean °F (°C) | 53.6 (12.0) |
56.2 (13.4) |
61.9 (16.6) |
68.1 (20.1) |
76.8 (24.9) |
86.1 (30.1) |
88.2 (31.2) |
86.9 (30.5) |
82.8 (28.2) |
72.6 (22.6) |
61.5 (16.4) |
53.0 (11.7) |
70.6 (21.4) |
| Mean daily minimum °F (°C) | 40.8 (4.9) |
43.2 (6.2) |
48.0 (8.9) |
53.3 (11.8) |
61.8 (16.6) |
71.1 (21.7) |
76.3 (24.6) |
75.2 (24.0) |
70.4 (21.3) |
59.0 (15.0) |
47.9 (8.8) |
40.5 (4.7) |
57.3 (14.1) |
| Mean minimum °F (°C) | 28.5 (−1.9) |
31.6 (−0.2) |
35.6 (2.0) |
41.1 (5.1) |
50.3 (10.2) |
60.3 (15.7) |
67.8 (19.9) |
68.3 (20.2) |
60.8 (16.0) |
44.9 (7.2) |
32.9 (0.5) |
27.8 (−2.3) |
25.6 (−3.6) |
| Record low °F (°C) | 6 (−14) |
17 (−8) |
20 (−7) |
27 (−3) |
32 (0) |
43 (6) |
49 (9) |
55 (13) |
43 (6) |
26 (−3) |
19 (−7) |
10 (−12) |
6 (−14) |
| Average precipitation inches (mm) | 0.84 (21) |
0.84 (21) |
0.56 (14) |
0.24 (6.1) |
0.20 (5.1) |
0.23 (5.8) |
2.21 (56) |
1.98 (50) |
1.32 (34) |
0.67 (17) |
0.56 (14) |
0.96 (24) |
10.61 (269) |
| Average snowfall inches (cm) | 0.0 (0.0) |
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) |
0.0 (0.0) |
0.0 (0.0) |
0.0 (0.0) |
0.0 (0.0) |
0.1 (0.25) |
| Average precipitation days (≥ 0.01 in) | 4.2 | 4.0 | 3.1 | 1.6 | 1.4 | 1.6 | 8.8 | 8.5 | 4.4 | 2.9 | 2.5 | 4.4 | 47.4 |
| Average snowy days (≥ 0.1 in) | 0.1 | 0.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.2 |
| Average relative humidity (%) | 48.4 | 42.7 | 37.0 | 27.0 | 22.0 | 21.1 | 41.6 | 46.6 | 41.7 | 38.4 | 42.7 | 50.0 | 38.3 |
| Average dew point °F (°C) | 28.2 (−2.1) |
27.7 (−2.4) |
27.7 (−2.4) |
26.8 (−2.9) |
29.1 (−1.6) |
36.3 (2.4) |
55.8 (13.2) |
58.1 (14.5) |
51.1 (10.6) |
39.2 (4.0) |
31.8 (−0.1) |
29.5 (−1.4) |
36.8 (2.7) |
| Mean monthly sunshine hours | 259.9 | 258.2 | 320.7 | 357.2 | 400.8 | 396.9 | 342.7 | 335.6 | 316.4 | 307.4 | 264.4 | 245.8 | 3,806 |
| Percent possible sunshine | 81 | 84 | 86 | 92 | 94 | 93 | 79 | 81 | 85 | 87 | 84 | 79 | 86 |
| Source: NOAA (relative humidity, dew points and sun 1961–1990)[1][2][3] | |||||||||||||
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 Tucson kept September 1894 to January 1930 at the Weather Forecast Office, February 1930 to 14 October 1948 at the Weather bureau Office, and at Tucson Int'l since 15 October 1948. For more information, see ThreadEx
References[edit]
- ^ "NOWData – NOAA Online Weather Data". National Oceanic and Atmospheric Administration. Retrieved September 5, 2021.
- ^ "Summary of Monthly Normals 1991–2020". National Oceanic and Atmospheric Administration. Archived from the original on 2023-08-02. Retrieved September 5, 2021.
- ^ "WMO Climate Normals for TUCSON/INT'L ARPT AZ 1961–1990". National Oceanic and Atmospheric Administration. Archived from the original on 2023-08-02. Retrieved 2014-03-10.