S
M
T
W
T
F
S
26
86°
68°
27
87°
70°
28
83°
68°
29
83°
63°
30
87°
63°
31
85°
66°
1
82°
69°
2
75°
63°
3
80°
59°
4
80°
66°
5
82°
67°
6
82°
66°
7
80°
67°
8
82°
66°
9
80°
65°
10
79°
65°
11
77°
60°
12
77°
62°
13
79°
61°
14
78°
67°
15
76°
58°
16
77°
63°
17
85°
66°
18
84°
66°
19
86°
65°
20
81°
65°
21
81°
64°
22
84°
65°
23
85°
66°
24
82°
65°
25
80°
65°
26
81°
64°
27
81°
64°
28
79°
63°
29
81°
63°
30
79°
64°
31
82°
63°
1
81°
62°
2
75°
59°
3
74°
62°
4
74°
62°
5
79°
61°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Gibraltar
Gibraltar's August 2026 forecast shows daily high temperatures ranging from 74° to 86°, with overnight lows between 58° and 69°. The average high for August is 80° with an average low of 64°. 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 Gibraltar. See also: September | October | November.