S
M
T
W
T
F
S
26
87°
67°
27
88°
70°
28
80°
67°
29
82°
63°
30
88°
64°
31
88°
68°
1
81°
65°
2
78°
65°
3
84°
60°
4
83°
61°
5
86°
63°
6
86°
70°
7
86°
71°
8
90°
70°
9
84°
63°
10
86°
67°
11
81°
70°
12
78°
67°
13
82°
67°
14
85°
70°
15
80°
68°
16
87°
71°
17
83°
68°
18
84°
62°
19
83°
61°
20
82°
58°
21
81°
61°
22
81°
59°
23
78°
55°
24
76°
56°
25
76°
62°
26
77°
62°
27
76°
61°
28
79°
62°
29
78°
62°
30
78°
62°
31
77°
61°
1
78°
60°
2
74°
64°
3
75°
62°
4
73°
63°
5
73°
58°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Romulus
Romulus's August 2026 forecast shows daily high temperatures ranging from 73° to 83°, with overnight lows between 55° and 64°. The average high for August is 78° with an average low of 61°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how August weather will actually feel in Romulus. See also: September | October | November.