S
M
T
W
T
F
S
26
61°
34°
27
61°
43°
28
50°
37°
29
59°
36°
30
68°
37°
1
73°
32°
2
64°
46°
3
N/A
4
60°
45°
5
52°
43°
6
49°
41°
7
54°
42°
8
53°
45°
9
51°
44°
10
53°
42°
11
55°
45°
12
54°
45°
13
56°
44°
14
57°
45°
15
56°
44°
16
55°
43°
17
56°
42°
18
56°
46°
19
57°
46°
20
56°
44°
21
56°
46°
22
57°
46°
23
57°
49°
24
58°
49°
25
59°
48°
26
59°
49°
27
60°
47°
28
58°
44°
29
57°
44°
30
58°
47°
31
61°
46°
1
60°
48°
2
61°
47°
3
59°
45°
4
59°
46°
5
60°
45°
6
59°
49°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
May Weather in Hartlepool
Hartlepool's May 2026 forecast shows daily high temperatures ranging from 49° to 61°, with overnight lows between 41° and 49°. The average high for May is 57° with an average low of 45°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how May weather will actually feel in Hartlepool. See also: June | July | August.