S
M
T
W
T
F
S
26
79°
57°
27
78°
57°
28
79°
56°
29
79°
58°
30
80°
58°
31
81°
59°
1
81°
58°
2
80°
57°
3
76°
56°
4
77°
57°
5
78°
56°
6
78°
56°
7
77°
55°
8
74°
51°
9
75°
55°
10
75°
56°
11
75°
52°
12
76°
51°
13
75°
50°
14
72°
50°
15
72°
51°
16
74°
55°
17
74°
54°
18
77°
54°
19
77°
53°
20
76°
52°
21
75°
54°
22
76°
54°
23
75°
55°
24
75°
51°
25
74°
52°
26
73°
50°
27
72°
53°
28
71°
53°
29
75°
52°
30
75°
53°
31
74°
53°
1
74°
52°
2
73°
52°
3
74°
50°
4
73°
47°
5
68°
49°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Erith
Erith's August 2026 forecast shows daily high temperatures ranging from 68° to 81°, with overnight lows between 47° and 59°. The average high for August is 76° 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 Erith. See also: September | October | November.