S
M
T
W
T
F
S
28
79°
72°
29
85°
69°
30
89°
65°
1
96°
74°
2
99°
77°
3
100°
79°
4
100°
72°
5
91°
71°
6
87°
73°
7
84°
71°
8
83°
71°
9
89°
73°
10
89°
72°
11
87°
71°
12
80°
67°
13
84°
64°
14
N/A
15
98°
76°
16
98°
74°
17
94°
75°
18
92°
76°
19
89°
72°
20
89°
74°
21
91°
72°
22
85°
71°
23
86°
71°
24
85°
72°
25
85°
70°
26
86°
70°
27
84°
72°
28
86°
71°
29
89°
71°
30
83°
73°
31
88°
74°
1
89°
73°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
July Weather in Great Mills
Great Mills's July 2026 forecast shows daily high temperatures ranging from 83° to 98°, with overnight lows between 70° and 76°. The average high for July is 89° with an average low of 73°. 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 Great Mills. See also: August | September | October.