S
M
T
W
T
F
S
28
71°
63°
29
66°
48°
30
67°
49°
1
67°
52°
2
69°
54°
3
69°
52°
4
68°
50°
5
69°
53°
6
70°
58°
7
76°
59°
8
77°
59°
9
76°
58°
10
72°
59°
11
74°
58°
12
75°
56°
13
70°
55°
14
71°
58°
15
74°
59°
16
73°
53°
17
70°
52°
18
68°
51°
19
70°
58°
20
71°
56°
21
70°
54°
22
70°
57°
23
71°
54°
24
72°
60°
25
76°
60°
26
77°
61°
27
77°
53°
28
71°
55°
29
72°
57°
30
73°
55°
31
73°
52°
1
71°
53°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Mar
Mar's July 2026 forecast shows daily high temperatures ranging from 66° to 77°, with overnight lows between 48° and 63°. The average high for July is 72° with an average low of 55°. 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 Mar. See also: August | September | October.