S
M
T
W
T
F
S
26
101°
73°
27
100°
73°
28
98°
71°
29
95°
73°
30
97°
73°
31
98°
72°
1
100°
75°
2
99°
73°
3
101°
74°
4
101°
69°
5
95°
69°
6
92°
68°
7
93°
67°
8
94°
68°
9
93°
69°
10
94°
70°
11
94°
73°
12
95°
74°
13
Hist. Avg.
95°
71°
14
Hist. Avg.
95°
71°
15
Hist. Avg.
95°
71°
16
Hist. Avg.
95°
71°
17
Hist. Avg.
95°
71°
18
Hist. Avg.
94°
71°
19
Hist. Avg.
94°
71°
20
Hist. Avg.
94°
71°
21
Hist. Avg.
94°
70°
22
Hist. Avg.
94°
70°
23
Hist. Avg.
94°
70°
24
Hist. Avg.
94°
70°
25
Hist. Avg.
94°
70°
26
Hist. Avg.
93°
70°
27
Hist. Avg.
93°
70°
28
Hist. Avg.
93°
69°
29
Hist. Avg.
93°
69°
30
Hist. Avg.
93°
69°
31
Hist. Avg.
92°
68°
1
Hist. Avg.
92°
68°
2
Hist. Avg.
92°
68°
3
Hist. Avg.
92°
68°
4
Hist. Avg.
91°
67°
5
Hist. Avg.
91°
67°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
August Weather in Stamford
Stamford's August 2026 forecast shows daily high temperatures ranging from 92° to 101°, with overnight lows between 67° and 75°. The average high for August is 97° with an average low of 71°. 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 Stamford. See also: September | October | November.
