S
M
T
W
T
F
S
26
78°
56°
27
77°
56°
28
76°
58°
29
78°
58°
30
79°
57°
31
79°
59°
1
80°
58°
2
78°
56°
3
72°
56°
4
77°
57°
5
76°
56°
6
76°
56°
7
75°
55°
8
71°
52°
9
75°
55°
10
75°
55°
11
73°
51°
12
74°
51°
13
73°
50°
14
72°
50°
15
72°
51°
16
73°
55°
17
74°
53°
18
76°
54°
19
76°
54°
20
75°
50°
21
71°
53°
22
76°
54°
23
74°
55°
24
75°
50°
25
73°
51°
26
72°
49°
27
70°
54°
28
70°
54°
29
75°
53°
30
75°
53°
31
74°
52°
1
73°
54°
2
72°
53°
3
73°
51°
4
72°
49°
5
68°
48°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Holbeach St Marks
Holbeach St Marks's August 2026 forecast shows daily high temperatures ranging from 68° to 80°, with overnight lows between 48° and 59°. 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 Holbeach St Marks. See also: September | October | November.