S
M
T
W
T
F
S
28
73°
59°
29
70°
54°
30
73°
58°
1
72°
58°
2
69°
56°
3
73°
51°
4
72°
61°
5
72°
62°
6
78°
63°
7
76°
62°
8
84°
62°
9
87°
61°
10
85°
61°
11
75°
61°
12
75°
59°
13
73°
57°
14
72°
57°
15
75°
55°
16
81°
56°
17
75°
54°
18
74°
52°
19
74°
54°
20
74°
54°
21
75°
58°
22
76°
57°
23
78°
58°
24
78°
58°
25
78°
58°
26
75°
58°
27
76°
58°
28
68°
55°
29
69°
58°
30
70°
57°
31
70°
57°
1
69°
56°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Blyth
Blyth's July 2026 forecast shows daily high temperatures ranging from 68° to 81°, with overnight lows between 52° and 58°. The average high for July is 74° with an average low of 56°. 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 Blyth. See also: August | September | October.