S
M
T
W
T
F
S
26
59°
34°
27
50°
34°
28
51°
36°
29
55°
38°
30
53°
35°
1
54°
37°
2
57°
43°
3
60°
44°
4
64°
45°
5
65°
45°
6
62°
44°
7
60°
44°
8
65°
45°
9
66°
46°
10
63°
46°
11
65°
48°
12
67°
47°
13
65°
42°
14
58°
41°
15
62°
42°
16
65°
41°
17
65°
40°
18
67°
43°
19
69°
46°
20
67°
47°
21
66°
41°
22
64°
40°
23
63°
40°
24
64°
38°
25
64°
38°
26
65°
41°
27
66°
48°
28
72°
48°
29
72°
46°
30
71°
53°
31
74°
53°
1
71°
47°
2
69°
45°
3
67°
51°
4
74°
50°
5
75°
55°
6
70°
54°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Hart
Hart's May 2026 forecast shows daily high temperatures ranging from 50° to 75°, with overnight lows between 34° and 55°. The average high for May is 64° with an average low of 44°. 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 Hart. See also: June | July | August.