S
M
T
W
T
F
S
30
63°
55°
31
66°
52°
1
64°
54°
2
63°
54°
3
66°
57°
4
64°
55°
5
64°
50°
6
68°
55°
7
64°
54°
8
61°
54°
9
62°
47°
10
62°
51°
11
61°
49°
12
65°
49°
13
64°
52°
14
65°
56°
15
61°
50°
16
60°
52°
17
61°
49°
18
61°
51°
19
63°
51°
20
62°
49°
21
61°
50°
22
62°
51°
23
61°
50°
24
60°
48°
25
57°
47°
26
56°
46°
27
56°
48°
28
57°
44°
29
55°
43°
30
56°
48°
1
57°
46°
2
56°
47°
3
56°
46°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Whitburn
Whitburn's September 2026 forecast shows daily high temperatures ranging from 55° to 65°, with overnight lows between 43° and 56°. The average high for September is 60° 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 Whitburn. See also: October | November | December.
