S
M
T
W
T
F
S
26
79°
58°
27
78°
57°
28
77°
56°
29
74°
52°
30
75°
56°
31
72°
57°
1
74°
56°
2
76°
56°
3
76°
55°
4
74°
56°
5
73°
56°
6
76°
57°
7
76°
56°
8
75°
56°
9
76°
57°
10
77°
56°
11
77°
57°
12
78°
58°
13
77°
55°
14
75°
56°
15
76°
56°
16
72°
55°
17
76°
54°
18
73°
55°
19
73°
53°
20
75°
52°
21
75°
54°
22
74°
54°
23
75°
51°
24
75°
54°
25
74°
52°
26
72°
53°
27
70°
49°
28
69°
52°
29
70°
53°
30
69°
49°
31
69°
51°
1
68°
52°
2
70°
50°
3
69°
49°
4
68°
50°
5
69°
52°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Eltham
Eltham's August 2026 forecast shows daily high temperatures ranging from 68° to 79°, with overnight lows between 49° and 58°. The average high for August is 74° with an average low of 54°. 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 Eltham. See also: September | October | November.