S
M
T
W
T
F
S
28
80°
51°
29
81°
52°
30
83°
66°
1
88°
72°
2
90°
70°
3
88°
65°
4
84°
62°
5
79°
59°
6
80°
57°
7
80°
56°
8
81°
57°
9
82°
59°
10
78°
59°
11
80°
58°
12
78°
60°
13
79°
64°
14
70°
53°
15
70°
52°
16
72°
55°
17
72°
55°
18
74°
59°
19
76°
59°
20
79°
60°
21
79°
60°
22
78°
61°
23
79°
60°
24
79°
61°
25
80°
60°
26
81°
61°
27
81°
61°
28
80°
60°
29
79°
59°
30
78°
56°
31
71°
52°
1
70°
52°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Lyndon
Lyndon's July 2026 forecast shows daily high temperatures ranging from 70° to 90°, with overnight lows between 52° and 72°. The average high for July is 79° with an average low of 59°. 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 Lyndon. See also: August | September | October.