S
M
T
W
T
F
S
28
78°
63°
29
79°
61°
30
80°
63°
1
85°
60°
2
85°
67°
3
84°
62°
4
83°
60°
5
82°
63°
6
83°
60°
7
80°
64°
8
84°
65°
9
82°
63°
10
85°
61°
11
83°
61°
12
81°
62°
13
83°
67°
14
83°
64°
15
85°
62°
16
87°
68°
17
86°
67°
18
87°
61°
19
81°
61°
20
81°
60°
21
79°
61°
22
82°
62°
23
83°
62°
24
82°
63°
25
79°
62°
26
81°
63°
27
80°
62°
28
85°
67°
29
86°
67°
30
80°
68°
31
82°
65°
1
81°
68°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Greenwich
Greenwich's July 2026 forecast shows daily high temperatures ranging from 78° to 87°, with overnight lows between 60° and 68°. The average high for July is 82° with an average low of 63°. 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 Greenwich. See also: August | September | October.
