S
M
T
W
T
F
S
28
93°
75°
29
95°
73°
30
95°
77°
1
96°
76°
2
95°
74°
3
92°
74°
4
95°
74°
5
91°
73°
6
93°
74°
7
94°
72°
8
95°
74°
9
93°
75°
10
93°
75°
11
94°
73°
12
88°
71°
13
85°
70°
14
92°
69°
15
93°
70°
16
90°
71°
17
89°
70°
18
87°
71°
19
88°
70°
20
94°
70°
21
94°
73°
22
89°
73°
23
87°
72°
24
89°
72°
25
89°
70°
26
90°
71°
27
89°
71°
28
88°
72°
29
88°
72°
30
89°
71°
31
90°
73°
1
90°
72°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Thornton Springs
Thornton Springs's July 2026 forecast shows daily high temperatures ranging from 85° to 95°, with overnight lows between 69° and 75°. The average high for July is 90° with an average low of 72°. 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 Thornton Springs. See also: August | September | October.