S
M
T
W
T
F
S
28
83°
59°
29
87°
65°
30
92°
72°
1
98°
76°
2
95°
75°
3
90°
72°
4
87°
67°
5
82°
64°
6
82°
64°
7
86°
68°
8
84°
66°
9
83°
64°
10
83°
64°
11
87°
66°
12
87°
64°
13
82°
65°
14
85°
72°
15
77°
62°
16
79°
64°
17
77°
60°
18
80°
64°
19
81°
67°
20
84°
66°
21
83°
66°
22
83°
67°
23
82°
67°
24
80°
66°
25
82°
67°
26
84°
68°
27
85°
68°
28
84°
67°
29
85°
68°
30
84°
67°
31
84°
66°
1
81°
65°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Union Lake
Union Lake's July 2026 forecast shows daily high temperatures ranging from 77° to 98°, with overnight lows between 60° and 76°. The average high for July is 84° with an average low of 67°. 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 Union Lake. See also: August | September | October.