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The tables below display average monthly climate and weather indicators in Tucson Arizona.
Temperature by: Fahrenheit / Centigrade
| Tucson Temperature |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
Annual |
| Avg. Temperature |
10.7 |
12.4 |
14.8 |
18.8 |
23.3 |
28.8 |
30.3 |
29.2 |
26.9 |
21.3 |
15.1 |
11.1 |
20.2 |
| Avg. Max Temperature |
17.7 |
19.9 |
22.7 |
27.3 |
32.2 |
37.6 |
37.4 |
36.0 |
34.1 |
29.1 |
22.6 |
17.9 |
27.9 |
| Avg. Min Temperature |
3.7 |
5.0 |
7.0 |
10.2 |
14.4 |
19.9 |
23.1 |
22.3 |
19.7 |
13.7 |
7.6 |
4.3 |
12.6 |
| Days with Max Temp of 32 C or Higher |
0.0 |
< 0.5 |
1.0 |
5.0 |
18.0 |
28.0 |
29.0 |
29.0 |
24.0 |
9.0 |
< 0.5 |
0.0 |
143 |
| Days with Min Temp Below Freezing |
6.0 |
4.0 |
1.0 |
< 0.5 |
0.0 |
0.0 |
0.0 |
0.0 |
0.0 |
< 0.5 |
1.0 |
5.0 |
17.0 |
| | |
| Tucson Heating and Cooling |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
Annual |
| Heating Degree Days |
425 |
302 |
229 |
97.0 |
7.0 |
0.0 |
0.0 |
0.0 |
0.0 |
27.0 |
188 |
403 |
1678 |
| Cooling Degree Days |
0.0 |
5.0 |
33.0 |
121 |
286 |
564 |
670 |
605 |
462 |
194 |
14.0 |
0.0 |
2954 |
| | |
| Tucson Precipitation |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
Annual |
| Precipitation (inches) |
0.9 |
0.7 |
0.7 |
0.3 |
0.2 |
0.2 |
2.4 |
2.2 |
1.7 |
1.1 |
0.7 |
1.1 |
12.0 |
| Days with Precipitation 0.01 inch or More |
5.0 |
4.0 |
4.0 |
2.0 |
2.0 |
2.0 |
10.0 |
9.0 |
5.0 |
3.0 |
3.0 |
5.0 |
53.0 |
| Monthly Snowfall (inches) |
0.3 |
0.2 |
0.2 |
0.1 |
< 0.05 |
0.0 |
< 0.05 |
< 0.05 |
< 0.05 |
< 0.05 |
0.1 |
0.3 |
1.2 |
| | |
| Other Tucson Weather Indicators |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
Annual |
| Average Wind Speed |
7.9 |
8.1 |
8.6 |
8.9 |
8.8 |
8.7 |
8.4 |
7.9 |
8.3 |
8.2 |
8.1 |
7.8 |
8.3 |
| Clear Days |
14.0 |
13.0 |
15.0 |
17.0 |
20.0 |
21.0 |
10.0 |
12.0 |
19.0 |
20.0 |
18.0 |
15.0 |
193 |
| Partly Cloudy Days |
7.0 |
7.0 |
7.0 |
7.0 |
7.0 |
6.0 |
12.0 |
12.0 |
7.0 |
6.0 |
6.0 |
6.0 |
91.0 |
| Cloudy Days |
10.0 |
9.0 |
9.0 |
6.0 |
4.0 |
3.0 |
9.0 |
7.0 |
4.0 |
5.0 |
6.0 |
10.0 |
81.0 |
| Percent of Possible Sunshine |
80.0 |
82.0 |
86.0 |
90.0 |
92.0 |
93.0 |
78.0 |
80.0 |
87.0 |
88.0 |
84.0 |
79.0 |
85.0 |
| Avg. Relative Humidity |
60.5 |
46.0 |
40.5 |
32.5 |
25.5 |
22.5 |
34.5 |
46.5 |
44.5 |
39.5 |
39.5 |
45.0 |
43.5 |
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