S
M
T
W
T
F
S
28
82°
68°
29
84°
70°
30
82°
59°
1
84°
64°
2
79°
61°
3
86°
61°
4
86°
63°
5
90°
64°
6
90°
66°
7
81°
61°
8
79°
59°
9
84°
65°
10
88°
66°
11
92°
68°
12
97°
71°
13
97°
67°
14
91°
65°
15
87°
71°
16
91°
68°
17
93°
65°
18
95°
69°
19
93°
65°
20
89°
61°
21
85°
64°
22
86°
68°
23
85°
65°
24
88°
68°
25
87°
67°
26
86°
67°
27
86°
66°
28
85°
65°
29
82°
65°
30
83°
64°
31
84°
65°
1
84°
65°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Glyndon
Glyndon's July 2026 forecast shows daily high temperatures ranging from 82° to 97°, with overnight lows between 61° and 71°. The average high for July is 88° with an average low of 66°. 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 Glyndon. See also: August | September | October.