S
M
T
W
T
F
S
31
99°
62°
1
103°
65°
2
104°
69°
3
108°
73°
4
107°
70°
5
102°
70°
6
103°
69°
7
103°
69°
8
101°
71°
9
104°
73°
10
107°
76°
11
107°
75°
12
108°
77°
13
109°
77°
14
107°
78°
15
103°
70°
16
98°
67°
17
98°
68°
18
99°
75°
19
100°
75°
20
106°
76°
21
106°
76°
22
107°
77°
23
107°
77°
24
106°
78°
25
107°
78°
26
106°
77°
27
107°
77°
28
105°
78°
29
103°
78°
30
104°
79°
1
105°
79°
2
103°
78°
3
104°
79°
4
106°
80°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in San Tan Valley
San Tan Valley's June 2026 forecast shows daily high temperatures ranging from 98° to 109°, with overnight lows between 67° and 80°. The average high for June is 105° with an average low of 75°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how June weather will actually feel in San Tan Valley. See also: July | August | September.
