S
M
T
W
T
F
S
28
78°
54°
29
84°
55°
30
78°
54°
1
83°
57°
2
83°
63°
3
80°
60°
4
84°
55°
5
82°
60°
6
81°
57°
7
79°
54°
8
77°
55°
9
80°
57°
10
84°
59°
11
80°
63°
12
75°
64°
13
79°
61°
14
80°
54°
15
79°
55°
16
82°
56°
17
80°
56°
18
82°
57°
19
83°
55°
20
77°
56°
21
77°
55°
22
82°
58°
23
81°
61°
24
81°
60°
25
79°
63°
26
84°
56°
27
80°
53°
28
74°
54°
29
77°
57°
30
76°
58°
31
75°
55°
1
76°
56°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Marshfield
Marshfield's July 2026 forecast shows daily high temperatures ranging from 74° to 84°, with overnight lows between 53° and 64°. The average high for July is 80° with an average low of 57°. 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 Marshfield. See also: August | September | October.