S
M
T
W
T
F
S
28
82°
58°
29
83°
58°
30
84°
60°
1
89°
65°
2
93°
73°
3
92°
74°
4
88°
67°
5
85°
62°
6
81°
60°
7
75°
59°
8
84°
58°
9
88°
61°
10
85°
64°
11
81°
59°
12
82°
58°
13
88°
63°
14
93°
72°
15
90°
63°
16
83°
56°
17
77°
56°
18
76°
59°
19
77°
60°
20
81°
63°
21
80°
62°
22
80°
63°
23
79°
60°
24
80°
63°
25
82°
64°
26
80°
61°
27
78°
63°
28
76°
64°
29
76°
64°
30
77°
62°
31
77°
63°
1
78°
63°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Chelsea
Chelsea's July 2026 forecast shows daily high temperatures ranging from 76° to 93°, with overnight lows between 56° and 72°. The average high for July is 80° with an average low of 62°. 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 Chelsea. See also: August | September | October.