Typical temperatures at cities, towns, national parks and monuments in Arizona during the month of August are listed below.
You'll find separate tables for each region of the state: Southern Arizona, Western Arizona, Phoenix Area, Central Arizona, and Northern Arizona.
The tables give the normal maximum and minimum temperatures based on weather data collected from 1991 to 2020 by the US National Centers for Environmental Information.
Southern Arizona
Average temperatures in August
High °F |
Low °F |
Place |
High °C |
Low °C |
85 |
61 |
Bisbee |
29 |
16 |
87 |
60 |
Chiricahua National Monument |
30 |
16 |
87 |
62 |
Coronado National Monument |
30 |
16 |
92 |
64 |
Douglas |
33 |
18 |
97 |
71 |
Green Valley |
36 |
22 |
92 |
64 |
Nogales |
34 |
18 |
103 |
75 |
Organ Pipe Cactus Monument |
40 |
24 |
90 |
62 |
Sierra Vista |
32 |
16 |
92 |
67 |
Tombstone |
33 |
20 |
99 |
75 |
Tucson |
37 |
24 |
Western Arizona
Average August temperaturess
High °F |
Low °F |
Place |
High °C |
Low °C |
109 |
81 |
Bullhead City |
43 |
27 |
97 |
69 |
Kingman |
36 |
21 |
108 |
82 |
Lake Havasu City |
42 |
28 |
108 |
81 |
Parker |
42 |
27 |
106 |
83 |
Yuma |
41 |
28 |
Phoenix Area
Normal temperatures for August
High °F |
Low °F |
Place |
High °C |
Low °C |
104 |
76 |
Apache Junction |
40 |
25 |
105 |
84 |
Phoenix |
41 |
29 |
103 |
82 |
Scottsdale |
39 |
28 |
101 |
78 |
South Phoenix |
38 |
25 |
105 |
75 |
Tempe |
40 |
24 |
Central Arizona
August temperature averages
High °F |
Low °F |
Place |
High °C |
Low °C |
105 |
77 |
Casa Grande |
41 |
25 |
95 |
69 |
Globe |
35 |
21 |
73 |
46 |
Greer |
23 |
8 |
88 |
67 |
Jerome |
31 |
19 |
88 |
58 |
Painted Desert National Park |
31 |
15 |
91 |
59 |
Payson |
33 |
15 |
91 |
59 |
Petrified Forest National Park |
33 |
15 |
87 |
60 |
Prescott |
31 |
15 |
94 |
67 |
Sedona |
35 |
19 |
83 |
58 |
Show Low |
28 |
14 |
104 |
76 |
Stewart Mountain |
40 |
24 |
102 |
72 |
Wickenburg |
39 |
22 |
Northern Arizona
Typical temperatures in August
High °F |
Low °F |
Place |
High °C |
Low °C |
90 |
59 |
Canyon de Chelly |
32 |
15 |
79 |
51 |
Flagstaff |
26 |
10 |
82 |
50 |
Grand Canyon Village |
28 |
10 |
90 |
65 |
Monument Valley |
32 |
18 |
94 |
68 |
Page |
34 |
20 |
92 |
60 |
Pipe Springs Monument |
33 |
16 |
82 |
52 |
Williams |
28 |
11 |