S
M
T
W
T
F
S
26
76°
54°
27
75°
54°
28
77°
49°
29
85°
61°
30
83°
62°
31
N/A
1
71°
50°
2
77°
52°
3
81°
59°
4
76°
53°
5
76°
53°
6
79°
54°
7
81°
55°
8
78°
52°
9
75°
51°
10
72°
54°
11
70°
51°
12
72°
52°
13
71°
58°
14
74°
49°
15
74°
51°
16
73°
53°
17
76°
53°
18
75°
52°
19
77°
52°
20
80°
48°
21
70°
44°
22
69°
47°
23
69°
48°
24
70°
47°
25
69°
47°
26
73°
48°
27
68°
47°
28
73°
50°
29
77°
52°
30
77°
51°
31
76°
51°
1
76°
48°
2
66°
44°
3
66°
49°
4
71°
50°
5
75°
50°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Geraldton
Geraldton's August 2026 forecast shows daily high temperatures ranging from 66° to 81°, with overnight lows between 44° and 59°. The average high for August is 74° with an average low of 51°. 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 Geraldton. See also: September | October | November.