S
M
T
W
T
F
S
28
80°
67°
29
86°
67°
30
91°
70°
1
97°
73°
2
96°
76°
3
95°
72°
4
90°
70°
5
89°
68°
6
85°
69°
7
86°
69°
8
82°
66°
9
84°
67°
10
86°
68°
11
86°
67°
12
87°
69°
13
87°
67°
14
86°
64°
15
77°
59°
16
78°
60°
17
78°
61°
18
79°
61°
19
84°
67°
20
84°
67°
21
80°
66°
22
81°
67°
23
84°
67°
24
82°
66°
25
84°
65°
26
85°
67°
27
86°
68°
28
85°
68°
29
86°
69°
30
87°
68°
31
85°
68°
1
80°
67°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Greenock
Greenock's July 2026 forecast shows daily high temperatures ranging from 77° to 97°, with overnight lows between 59° and 76°. The average high for July is 85° with an average low of 67°. 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 Greenock. See also: August | September | October.