S
M
T
W
T
F
S
28
69°
48°
29
70°
52°
30
77°
54°
1
86°
55°
2
88°
54°
3
89°
55°
4
81°
53°
5
76°
51°
6
87°
59°
7
88°
59°
8
82°
55°
9
77°
50°
10
77°
52°
11
78°
54°
12
83°
56°
13
88°
58°
14
86°
58°
15
86°
57°
16
84°
56°
17
86°
58°
18
89°
59°
19
91°
60°
20
90°
59°
21
89°
60°
22
91°
61°
23
90°
60°
24
82°
59°
25
85°
59°
26
86°
58°
27
90°
60°
28
87°
58°
29
81°
55°
30
80°
56°
31
81°
57°
1
83°
56°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Trail
Trail's July 2026 forecast shows daily high temperatures ranging from 69° to 91°, with overnight lows between 48° and 61°. The average high for July is 84° with an average low of 56°. 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 Trail. See also: August | September | October.