S
M
T
W
T
F
S
26
72°
60°
27
82°
63°
28
80°
65°
29
69°
63°
30
70°
64°
31
73°
63°
1
81°
67°
2
84°
66°
3
82°
65°
4
83°
63°
5
84°
67°
6
83°
66°
7
84°
67°
8
83°
64°
9
82°
63°
10
80°
67°
11
83°
67°
12
80°
66°
13
81°
68°
14
83°
66°
15
81°
66°
16
79°
65°
17
79°
64°
18
80°
65°
19
81°
66°
20
79°
65°
21
78°
64°
22
79°
65°
23
78°
66°
24
82°
59°
25
76°
58°
26
76°
64°
27
77°
66°
28
83°
66°
29
83°
65°
30
82°
62°
31
76°
57°
1
75°
58°
2
74°
56°
3
74°
56°
4
75°
59°
5
75°
62°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Cambridge
Cambridge's August 2026 forecast shows daily high temperatures ranging from 69° to 84°, with overnight lows between 56° and 68°. The average high for August is 79° 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 Cambridge. See also: September | October | November.
