S
M
T
W
T
F
S
26
97°
77°
27
98°
76°
28
98°
77°
29
97°
77°
30
98°
76°
31
98°
77°
1
97°
77°
2
98°
76°
3
98°
77°
4
99°
77°
5
98°
76°
6
98°
77°
7
95°
71°
8
95°
74°
9
97°
75°
10
98°
76°
11
93°
73°
12
92°
75°
13
98°
75°
14
97°
74°
15
97°
74°
16
96°
73°
17
97°
75°
18
97°
72°
19
96°
69°
20
92°
68°
21
92°
70°
22
98°
72°
23
96°
71°
24
93°
71°
25
91°
72°
26
92°
72°
27
95°
71°
28
96°
72°
29
95°
70°
30
91°
69°
31
90°
68°
1
89°
69°
2
90°
66°
3
88°
65°
4
87°
65°
5
88°
66°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Mars
Mars's August 2026 forecast shows daily high temperatures ranging from 87° to 99°, with overnight lows between 65° and 77°. The average high for August is 95° with an average low of 73°. 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 Mars. See also: September | October | November.