S
M
T
W
T
F
S
26
93°
79°
27
93°
78°
28
93°
77°
29
95°
77°
30
95°
79°
31
97°
77°
1
95°
79°
2
95°
82°
3
97°
77°
4
94°
78°
5
91°
77°
6
91°
76°
7
92°
78°
8
91°
77°
9
92°
78°
10
90°
77°
11
91°
79°
12
93°
79°
13
94°
78°
14
95°
77°
15
94°
78°
16
93°
76°
17
92°
77°
18
89°
78°
19
92°
78°
20
94°
77°
21
94°
78°
22
93°
78°
23
93°
77°
24
92°
78°
25
93°
78°
26
93°
77°
27
92°
78°
28
93°
78°
29
92°
77°
30
93°
78°
31
93°
78°
1
92°
77°
2
91°
77°
3
93°
78°
4
93°
78°
5
89°
77°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in League City
League City's August 2026 forecast shows daily high temperatures ranging from 89° to 97°, with overnight lows between 76° and 79°. The average high for August is 92° with an average low of 78°. 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 League City. See also: September | October | November.