S
M
T
W
T
F
S
28
72°
59°
29
73°
60°
30
77°
61°
1
78°
59°
2
76°
54°
3
71°
59°
4
72°
56°
5
71°
53°
6
71°
56°
7
75°
60°
8
79°
61°
9
80°
59°
10
72°
58°
11
73°
58°
12
77°
59°
13
73°
56°
14
72°
54°
15
74°
59°
16
78°
60°
17
75°
58°
18
73°
54°
19
73°
60°
20
74°
62°
21
74°
61°
22
73°
61°
23
73°
59°
24
74°
56°
25
73°
57°
26
74°
59°
27
76°
61°
28
75°
57°
29
75°
58°
30
78°
61°
31
76°
55°
1
76°
60°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Alstead
Alstead's July 2026 forecast shows daily high temperatures ranging from 71° to 80°, with overnight lows between 53° and 62°. The average high for July is 74° with an average low of 58°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how July weather will actually feel in Alstead. See also: August | September | October.