S
M
T
W
T
F
S
28
85°
62°
29
89°
60°
30
90°
63°
1
98°
75°
2
103°
73°
3
101°
72°
4
96°
71°
5
83°
67°
6
70°
64°
7
69°
61°
8
85°
66°
9
85°
71°
10
87°
65°
11
83°
60°
12
84°
60°
13
85°
67°
14
89°
69°
15
88°
68°
16
87°
64°
17
83°
63°
18
82°
65°
19
82°
66°
20
84°
66°
21
81°
65°
22
81°
62°
23
83°
62°
24
88°
65°
25
82°
63°
26
81°
64°
27
87°
68°
28
86°
68°
29
87°
67°
30
87°
68°
31
81°
67°
1
83°
67°
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 81° to 89°, with overnight lows between 60° and 71°. The average high for July is 84° with an average low of 65°. 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.