S
M
T
W
T
F
S
28
65°
52°
29
63°
55°
30
67°
52°
1
65°
50°
2
67°
55°
3
71°
51°
4
70°
51°
5
72°
51°
6
73°
55°
7
74°
54°
8
73°
55°
9
74°
55°
10
74°
56°
11
75°
55°
12
75°
57°
13
73°
55°
14
70°
59°
15
72°
59°
16
71°
58°
17
70°
59°
18
78°
59°
19
80°
60°
20
79°
60°
21
78°
59°
22
75°
58°
23
71°
55°
24
71°
54°
25
70°
52°
26
75°
56°
27
79°
59°
28
78°
56°
29
75°
55°
30
79°
58°
31
73°
55°
1
72°
53°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Lake Stevens
Lake Stevens's July 2026 forecast shows daily high temperatures ranging from 65° to 80°, with overnight lows between 50° and 60°. The average high for July is 73° 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 Lake Stevens. See also: August | September | October.