S
M
T
W
T
F
S
28
95°
68°
29
96°
70°
30
96°
69°
1
92°
65°
2
95°
70°
3
94°
69°
4
94°
70°
5
93°
70°
6
95°
69°
7
95°
70°
8
94°
70°
9
94°
69°
10
93°
70°
11
93°
69°
12
94°
70°
13
94°
69°
14
93°
67°
15
88°
68°
16
91°
69°
17
94°
70°
18
94°
70°
19
93°
69°
20
92°
70°
21
94°
70°
22
95°
69°
23
95°
70°
24
88°
69°
25
87°
69°
26
88°
66°
27
93°
63°
28
89°
62°
29
88°
64°
30
89°
65°
31
94°
70°
1
95°
64°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Johnson
Johnson's July 2026 forecast shows daily high temperatures ranging from 87° to 96°, with overnight lows between 62° and 70°. The average high for July is 93° with an average low of 68°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how July weather will actually feel in Johnson. See also: August | September | October.