S
M
T
W
T
F
S
28
78°
61°
29
78°
59°
30
79°
60°
1
78°
57°
2
77°
56°
3
77°
57°
4
78°
61°
5
81°
63°
6
81°
58°
7
80°
58°
8
83°
59°
9
82°
63°
10
80°
58°
11
81°
59°
12
80°
58°
13
81°
58°
14
81°
59°
15
82°
58°
16
82°
61°
17
83°
64°
18
87°
63°
19
86°
64°
20
85°
65°
21
84°
65°
22
87°
63°
23
86°
65°
24
87°
65°
25
87°
61°
26
81°
59°
27
81°
61°
28
85°
64°
29
86°
65°
30
87°
64°
31
88°
60°
1
85°
64°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Nashua
Nashua's July 2026 forecast shows daily high temperatures ranging from 77° to 88°, with overnight lows between 56° and 65°. The average high for July is 82° with an average low of 61°. 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 Nashua. See also: August | September | October.