S
M
T
W
T
F
S
26
61°
39°
27
59°
41°
28
48°
39°
29
59°
36°
30
66°
37°
1
72°
36°
2
57°
46°
3
48°
43°
4
57°
37°
5
50°
36°
6
50°
36°
7
55°
42°
8
55°
40°
9
48°
35°
10
51°
36°
11
51°
36°
12
51°
37°
13
50°
38°
14
52°
40°
15
54°
42°
16
54°
42°
17
56°
43°
18
55°
42°
19
53°
41°
20
53°
38°
21
54°
43°
22
53°
42°
23
53°
44°
24
54°
43°
25
54°
42°
26
58°
44°
27
59°
42°
28
54°
39°
29
55°
44°
30
55°
45°
31
58°
42°
1
57°
45°
2
58°
44°
3
60°
45°
4
61°
46°
5
61°
45°
6
60°
46°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Haltwhistle
Haltwhistle's May 2026 forecast shows daily high temperatures ranging from 48° to 61°, with overnight lows between 35° and 46°. The average high for May is 55° with an average low of 42°. 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 Haltwhistle. See also: June | July | August.