S
M
T
W
T
F
S
26
81°
52°
27
83°
48°
28
79°
50°
29
80°
54°
30
84°
50°
31
82°
50°
1
78°
52°
2
81°
52°
3
83°
51°
4
84°
53°
5
83°
54°
6
81°
51°
7
80°
47°
8
81°
51°
9
83°
52°
10
83°
44°
11
80°
43°
12
73°
44°
13
77°
46°
14
77°
50°
15
78°
50°
16
79°
51°
17
81°
53°
18
81°
51°
19
80°
53°
20
82°
50°
21
80°
43°
22
80°
49°
23
81°
52°
24
81°
50°
25
74°
43°
26
69°
40°
27
68°
42°
28
68°
41°
29
69°
43°
30
69°
43°
31
70°
41°
1
68°
46°
2
68°
48°
3
65°
43°
4
66°
44°
5
66°
38°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Gateway
Gateway's August 2026 forecast shows daily high temperatures ranging from 65° to 84°, with overnight lows between 38° and 54°. The average high for August is 77° with an average low of 48°. 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 Gateway. See also: September | October | November.