S
M
T
W
T
F
S
28
72°
42°
29
74°
46°
30
83°
52°
1
83°
51°
2
84°
52°
3
85°
52°
4
78°
49°
5
77°
45°
6
88°
46°
7
88°
45°
8
87°
43°
9
85°
45°
10
89°
54°
11
91°
49°
12
86°
53°
13
90°
48°
14
89°
51°
15
92°
54°
16
92°
52°
17
93°
47°
18
84°
45°
19
83°
45°
20
83°
48°
21
92°
54°
22
95°
57°
23
97°
56°
24
94°
52°
25
94°
49°
26
92°
49°
27
92°
50°
28
91°
47°
29
92°
52°
30
93°
49°
31
87°
44°
1
83°
44°
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 72° to 97°, with overnight lows between 42° and 57°. The average high for July is 87° with an average low of 49°. 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.