S
M
T
W
T
F
S
26
81°
60°
27
85°
70°
28
80°
71°
29
72°
58°
30
67°
54°
1
69°
51°
2
75°
48°
3
80°
46°
4
81°
57°
5
73°
64°
6
70°
50°
7
71°
50°
8
77°
49°
9
82°
57°
10
77°
62°
11
76°
56°
12
78°
51°
13
82°
56°
14
79°
56°
15
91°
60°
16
85°
72°
17
87°
67°
18
85°
76°
19
84°
67°
20
79°
66°
21
79°
65°
22
75°
67°
23
74°
64°
24
83°
68°
25
82°
67°
26
80°
68°
27
84°
70°
28
79°
69°
29
79°
67°
30
82°
67°
31
85°
66°
1
84°
63°
2
79°
62°
3
81°
64°
4
83°
67°
5
86°
68°
6
85°
70°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Landmark
Landmark's May 2026 forecast shows daily high temperatures ranging from 79° to 86°, with overnight lows between 62° and 70°. The average high for May is 82° with an average low of 67°. 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 Landmark. See also: June | July | August.