S
M
T
W
T
F
S
26
66°
37°
27
68°
41°
28
63°
46°
29
63°
46°
30
72°
46°
1
72°
46°
2
72°
50°
3
66°
54°
4
N/A
5
61°
47°
6
59°
40°
7
58°
44°
8
61°
50°
9
65°
51°
10
63°
50°
11
62°
49°
12
61°
48°
13
59°
47°
14
58°
44°
15
58°
45°
16
59°
46°
17
58°
46°
18
58°
44°
19
57°
48°
20
57°
45°
21
56°
44°
22
57°
45°
23
58°
46°
24
59°
50°
25
60°
51°
26
60°
51°
27
61°
50°
28
59°
47°
29
59°
46°
30
60°
48°
31
65°
51°
1
65°
50°
2
64°
53°
3
65°
50°
4
61°
51°
5
63°
52°
6
65°
54°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
May Weather in Heathfield
Heathfield's May 2026 forecast shows daily high temperatures ranging from 56° to 65°, with overnight lows between 40° and 54°. The average high for May is 60° with an average low of 48°. 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 Heathfield. See also: June | July | August.