S
M
T
W
T
F
S
26
74°
46°
27
68°
49°
28
68°
47°
29
66°
47°
30
68°
45°
31
68°
48°
1
72°
53°
2
75°
55°
3
77°
54°
4
77°
55°
5
75°
54°
6
76°
55°
7
76°
52°
8
74°
53°
9
72°
47°
10
73°
48°
11
69°
52°
12
69°
44°
13
69°
51°
14
Hist. Avg.
70°
45°
15
Hist. Avg.
70°
45°
16
Hist. Avg.
70°
45°
17
Hist. Avg.
70°
44°
18
Hist. Avg.
69°
44°
19
Hist. Avg.
69°
44°
20
Hist. Avg.
69°
44°
21
Hist. Avg.
68°
43°
22
Hist. Avg.
68°
43°
23
Hist. Avg.
68°
43°
24
Hist. Avg.
67°
42°
25
Hist. Avg.
67°
42°
26
Hist. Avg.
67°
42°
27
Hist. Avg.
66°
41°
28
Hist. Avg.
66°
41°
29
Hist. Avg.
66°
40°
30
Hist. Avg.
65°
40°
31
Hist. Avg.
65°
40°
1
Hist. Avg.
64°
39°
2
Hist. Avg.
64°
39°
3
Hist. Avg.
64°
39°
4
Hist. Avg.
63°
38°
5
Hist. Avg.
63°
38°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
August Weather in Winfield
Winfield's August 2026 forecast shows daily high temperatures ranging from 66° to 77°, with overnight lows between 44° and 55°. The average high for August is 72° with an average low of 50°. 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 Winfield. See also: September | October | November.