S
M
T
W
T
F
S
28
92°
73°
29
90°
71°
30
91°
73°
1
90°
69°
2
86°
68°
3
87°
72°
4
90°
72°
5
88°
71°
6
87°
72°
7
87°
72°
8
88°
71°
9
89°
72°
10
92°
73°
11
91°
72°
12
92°
73°
13
93°
73°
14
90°
72°
15
87°
72°
16
88°
71°
17
88°
72°
18
87°
71°
19
87°
72°
20
88°
73°
21
87°
72°
22
87°
73°
23
88°
71°
24
87°
71°
25
87°
70°
26
88°
70°
27
91°
70°
28
90°
68°
29
90°
70°
30
89°
71°
31
88°
68°
1
88°
72°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Lagoon
Lagoon's July 2026 forecast shows daily high temperatures ranging from 86° to 93°, with overnight lows between 68° and 73°. The average high for July is 89° with an average low of 71°. 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 Lagoon. See also: August | September | October.