S
M
T
W
T
F
S
28
82°
64°
29
84°
65°
30
84°
64°
1
83°
61°
2
83°
62°
3
79°
59°
4
78°
58°
5
78°
58°
6
82°
59°
7
85°
61°
8
85°
63°
9
86°
64°
10
86°
60°
11
80°
60°
12
79°
59°
13
85°
64°
14
87°
65°
15
87°
66°
16
86°
64°
17
87°
65°
18
88°
64°
19
87°
65°
20
87°
66°
21
88°
66°
22
87°
65°
23
88°
66°
24
87°
66°
25
88°
67°
26
88°
64°
27
84°
61°
28
84°
66°
29
85°
62°
30
86°
61°
31
85°
61°
1
84°
62°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Marseille
Marseille's July 2026 forecast shows daily high temperatures ranging from 78° to 88°, with overnight lows between 58° and 67°. The average high for July is 85° 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 Marseille. See also: August | September | October.