S
M
T
W
T
F
S
26
91°
47°
27
83°
53°
28
86°
47°
29
62°
48°
30
59°
46°
1
60°
42°
2
71°
36°
3
77°
41°
4
86°
51°
5
74°
47°
6
69°
42°
7
76°
39°
8
87°
46°
9
95°
49°
10
83°
49°
11
77°
42°
12
94°
52°
13
94°
58°
14
96°
53°
15
97°
65°
16
98°
60°
17
95°
64°
18
93°
70°
19
73°
50°
20
63°
55°
21
72°
56°
22
87°
55°
23
76°
56°
24
77°
52°
25
81°
53°
26
86°
54°
27
79°
55°
28
80°
56°
29
82°
56°
30
83°
57°
31
81°
55°
1
83°
56°
2
80°
57°
3
77°
52°
4
79°
52°
5
80°
60°
6
83°
61°
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 63° to 87°, with overnight lows between 50° and 61°. The average high for May is 79° with an average low of 55°. 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.