S
M
T
W
T
F
S
30
72°
55°
31
68°
50°
1
66°
50°
2
66°
57°
3
68°
57°
4
66°
55°
5
66°
50°
6
68°
48°
7
66°
55°
8
63°
52°
9
61°
43°
10
63°
43°
11
65°
48°
12
67°
54°
13
65°
52°
14
70°
55°
15
63°
49°
16
62°
52°
17
62°
47°
18
59°
50°
19
60°
46°
20
59°
48°
21
60°
49°
22
62°
46°
23
61°
50°
24
63°
50°
25
58°
50°
26
58°
48°
27
59°
51°
28
61°
46°
29
56°
45°
30
57°
49°
1
57°
48°
2
60°
50°
3
60°
48°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Blaydon
Blaydon's September 2026 forecast shows daily high temperatures ranging from 56° to 70°, with overnight lows between 45° and 55°. The average high for September is 61° with an average low of 49°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how September weather will actually feel in Blaydon. See also: October | November | December.