S
M
T
W
T
F
S
28
87°
75°
29
88°
73°
30
87°
74°
1
88°
73°
2
89°
72°
3
84°
75°
4
85°
75°
5
84°
74°
6
85°
75°
7
86°
75°
8
89°
76°
9
90°
76°
10
91°
75°
11
87°
76°
12
90°
77°
13
90°
76°
14
86°
75°
15
85°
76°
16
85°
76°
17
87°
75°
18
86°
76°
19
85°
76°
20
85°
75°
21
84°
76°
22
84°
76°
23
83°
75°
24
85°
75°
25
84°
74°
26
84°
75°
27
88°
71°
28
86°
70°
29
85°
73°
30
87°
74°
31
85°
71°
1
85°
75°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Calvert Cliffs State Park
Calvert Cliffs State Park's July 2026 forecast shows daily high temperatures ranging from 83° to 91°, with overnight lows between 70° and 77°. The average high for July is 86° with an average low of 75°. 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 Calvert Cliffs State Park. See also: August | September | October.