S
M
T
W
T
F
S
28
64°
57°
29
66°
58°
30
62°
57°
1
65°
55°
2
68°
54°
3
70°
58°
4
71°
55°
5
77°
49°
6
84°
53°
7
79°
53°
8
74°
56°
9
74°
52°
10
74°
56°
11
38°
25°
12
36°
30°
13
45°
35°
14
44°
36°
15
41°
33°
16
51°
24°
17
58°
27°
18
54°
24°
19
50°
23°
20
55°
23°
21
52°
26°
22
52°
24°
23
51°
23°
24
46°
22°
25
46°
21°
26
46°
21°
27
49°
25°
28
50°
23°
29
43°
22°
30
41°
19°
31
39°
18°
1
39°
19°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Mount Baker
Mount Baker's July 2026 forecast shows daily high temperatures ranging from 36° to 58°, with overnight lows between 18° and 36°. The average high for July is 47° with an average low of 25°. 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 Mount Baker. See also: August | September | October.