S
M
T
W
T
F
S
28
73°
53°
29
79°
50°
30
78°
56°
1
80°
58°
2
79°
57°
3
79°
55°
4
78°
50°
5
79°
54°
6
81°
55°
7
80°
49°
8
78°
52°
9
80°
55°
10
80°
59°
11
73°
61°
12
80°
59°
13
79°
57°
14
81°
52°
15
81°
52°
16
80°
53°
17
81°
53°
18
81°
55°
19
80°
52°
20
77°
56°
21
81°
59°
22
82°
60°
23
81°
58°
24
78°
60°
25
83°
58°
26
83°
52°
27
74°
49°
28
73°
50°
29
74°
53°
30
75°
52°
31
73°
51°
1
77°
57°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Bigfork
Bigfork's July 2026 forecast shows daily high temperatures ranging from 73° to 83°, with overnight lows between 49° and 61°. The average high for July is 79° with an average low of 55°. 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 Bigfork. See also: August | September | October.