S
M
T
W
T
F
S
28
55°
50°
29
65°
50°
30
64°
56°
1
73°
53°
2
75°
43°
3
80°
53°
4
83°
53°
5
83°
51°
6
80°
55°
7
83°
55°
8
82°
56°
9
76°
54°
10
79°
56°
11
80°
57°
12
81°
56°
13
83°
59°
14
81°
57°
15
82°
57°
16
80°
54°
17
75°
58°
18
76°
59°
19
81°
59°
20
85°
60°
21
84°
60°
22
84°
59°
23
85°
59°
24
85°
60°
25
76°
60°
26
76°
59°
27
77°
59°
28
78°
58°
29
77°
59°
30
76°
60°
31
76°
59°
1
79°
58°
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 75° to 85°, with overnight lows between 51° and 60°. The average high for July is 80° with an average low of 57°. 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.