S
M
T
W
T
F
S
28
72°
50°
29
69°
50°
30
69°
49°
1
70°
51°
2
71°
49°
3
74°
50°
4
75°
50°
5
72°
51°
6
72°
53°
7
73°
53°
8
81°
54°
9
82°
52°
10
81°
54°
11
81°
59°
12
82°
62°
13
84°
63°
14
83°
59°
15
82°
56°
16
82°
59°
17
81°
63°
18
84°
64°
19
85°
58°
20
82°
56°
21
74°
57°
22
71°
57°
23
72°
55°
24
75°
63°
25
82°
63°
26
85°
57°
27
83°
59°
28
80°
55°
29
75°
54°
30
76°
55°
31
75°
53°
1
74°
54°
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 69° to 85°, with overnight lows between 49° and 64°. The average high for July is 77° with an average low of 56°. 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.