S
M
T
W
T
F
S
28
74°
53°
29
73°
55°
30
70°
53°
1
73°
49°
2
69°
46°
3
71°
53°
4
71°
50°
5
72°
56°
6
71°
54°
7
71°
48°
8
72°
56°
9
74°
57°
10
73°
56°
11
79°
56°
12
75°
57°
13
79°
58°
14
82°
57°
15
82°
58°
16
78°
57°
17
74°
57°
18
80°
58°
19
75°
53°
20
76°
57°
21
83°
59°
22
84°
59°
23
85°
60°
24
84°
57°
25
74°
51°
26
75°
58°
27
84°
59°
28
85°
54°
29
83°
51°
30
80°
48°
31
76°
49°
1
77°
50°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Richardson
Richardson's July 2026 forecast shows daily high temperatures ranging from 69° to 85°, with overnight lows between 46° and 60°. The average high for July is 77° with an average low of 55°. 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 Richardson. See also: August | September | October.
