S
M
T
W
T
F
S
28
80°
76°
29
87°
72°
30
92°
73°
1
98°
73°
2
100°
77°
3
101°
79°
4
101°
71°
5
93°
74°
6
91°
75°
7
87°
76°
8
82°
72°
9
87°
70°
10
91°
71°
11
84°
68°
12
84°
62°
13
83°
61°
14
87°
65°
15
95°
68°
16
90°
70°
17
89°
67°
18
88°
69°
19
87°
68°
20
86°
68°
21
82°
67°
22
83°
65°
23
84°
65°
24
90°
70°
25
89°
69°
26
85°
67°
27
89°
70°
28
89°
71°
29
88°
70°
30
88°
70°
31
87°
69°
1
86°
70°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Thornburg
Thornburg's July 2026 forecast shows daily high temperatures ranging from 82° to 95°, with overnight lows between 61° and 72°. The average high for July is 87° 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 Thornburg. See also: August | September | October.