S
M
T
W
T
F
S
28
84°
45°
29
85°
41°
30
76°
40°
1
75°
39°
2
77°
44°
3
84°
50°
4
88°
51°
5
88°
47°
6
89°
48°
7
88°
53°
8
90°
53°
9
91°
54°
10
91°
53°
11
92°
51°
12
91°
56°
13
92°
56°
14
91°
57°
15
92°
55°
16
91°
55°
17
92°
56°
18
92°
57°
19
93°
56°
20
94°
54°
21
93°
49°
22
83°
45°
23
82°
45°
24
87°
51°
25
93°
56°
26
95°
56°
27
93°
55°
28
89°
55°
29
87°
48°
30
86°
52°
31
89°
48°
1
85°
46°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Libby
Libby's July 2026 forecast shows daily high temperatures ranging from 75° to 95°, with overnight lows between 39° and 57°. The average high for July is 88° with an average low of 51°. 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 Libby. See also: August | September | October.