S
M
T
W
T
F
S
26
92°
64°
27
95°
71°
28
95°
70°
29
77°
60°
30
63°
56°
1
59°
46°
2
72°
47°
3
78°
47°
4
88°
59°
5
92°
64°
6
73°
53°
7
64°
53°
8
78°
56°
9
89°
55°
10
94°
62°
11
79°
60°
12
88°
55°
13
93°
58°
14
94°
63°
15
87°
67°
16
89°
71°
17
89°
74°
18
95°
70°
19
85°
62°
20
81°
63°
21
77°
61°
22
82°
62°
23
85°
64°
24
89°
63°
25
88°
66°
26
86°
67°
27
87°
67°
28
86°
64°
29
90°
64°
30
85°
69°
31
86°
68°
1
86°
69°
2
87°
67°
3
85°
64°
4
85°
61°
5
86°
66°
6
86°
70°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Robert Lee
Robert Lee's May 2026 forecast shows daily high temperatures ranging from 77° to 95°, with overnight lows between 61° and 74°. The average high for May is 86° with an average low of 66°. 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 Robert Lee. See also: June | July | August.