S
M
T
W
T
F
S
28
68°
52°
29
64°
54°
30
64°
52°
1
66°
48°
2
72°
52°
3
77°
55°
4
75°
54°
5
77°
52°
6
86°
50°
7
79°
52°
8
75°
54°
9
81°
50°
10
79°
52°
11
77°
59°
12
73°
52°
13
N/A
14
86°
55°
15
85°
56°
16
73°
54°
17
76°
52°
18
79°
53°
19
82°
54°
20
84°
56°
21
88°
55°
22
83°
54°
23
82°
54°
24
81°
53°
25
81°
54°
26
77°
54°
27
78°
53°
28
82°
56°
29
74°
52°
30
72°
51°
31
71°
50°
1
71°
53°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
July Weather in Bonney Lake
Bonney Lake's July 2026 forecast shows daily high temperatures ranging from 71° to 88°, with overnight lows between 50° and 56°. The average high for July is 79° with an average low of 54°. 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 Bonney Lake. See also: August | September | October.