S
M
T
W
T
F
S
26
82°
63°
27
82°
61°
28
81°
67°
29
82°
67°
30
81°
68°
1
71°
56°
2
74°
51°
3
77°
45°
4
76°
48°
5
78°
52°
6
81°
71°
7
80°
68°
8
73°
67°
9
73°
65°
10
79°
65°
11
82°
63°
12
75°
67°
13
85°
62°
14
87°
58°
15
79°
53°
16
82°
56°
17
82°
60°
18
84°
71°
19
84°
70°
20
84°
69°
21
84°
71°
22
82°
73°
23
83°
72°
24
85°
71°
25
82°
70°
26
83°
72°
27
83°
70°
28
83°
69°
29
82°
70°
30
83°
69°
31
87°
71°
1
86°
72°
2
87°
72°
3
82°
71°
4
83°
72°
5
83°
72°
6
82°
73°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Lillian
Lillian's May 2026 forecast shows daily high temperatures ranging from 82° to 87°, with overnight lows between 69° and 73°. The average high for May is 84° with an average low of 71°. 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 Lillian. See also: June | July | August.