S
M
T
W
T
F
S
30
72°
55°
31
70°
52°
1
66°
52°
2
N/A
3
69°
58°
4
67°
52°
5
66°
55°
6
72°
57°
7
66°
53°
8
63°
50°
9
60°
47°
10
61°
49°
11
62°
50°
12
61°
47°
13
62°
50°
14
63°
51°
15
65°
53°
16
61°
49°
17
62°
52°
18
64°
53°
19
64°
52°
20
65°
51°
21
64°
54°
22
64°
54°
23
63°
52°
24
62°
52°
25
63°
53°
26
63°
52°
27
62°
50°
28
63°
52°
29
62°
52°
30
63°
50°
1
58°
48°
2
56°
46°
3
57°
45°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Hartlepool
Hartlepool's September 2026 forecast shows daily high temperatures ranging from 56° to 72°, with overnight lows between 45° and 58°. The average high for September is 63° with an average low of 51°. 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 Hartlepool. See also: October | November | December.
