S
M
T
W
T
F
S
26
59°
39°
27
70°
34°
28
61°
37°
29
63°
46°
30
61°
46°
1
64°
37°
2
59°
46°
3
61°
43°
4
72°
36°
5
82°
52°
6
66°
52°
7
64°
48°
8
64°
39°
9
59°
48°
10
73°
48°
11
61°
45°
12
66°
37°
13
72°
52°
14
61°
50°
15
64°
48°
16
81°
43°
17
88°
61°
18
93°
59°
19
93°
66°
20
90°
63°
21
63°
54°
22
66°
54°
23
54°
48°
24
57°
50°
25
79°
55°
26
81°
52°
27
82°
64°
28
75°
57°
29
79°
53°
30
68°
43°
31
76°
54°
1
75°
52°
2
72°
53°
3
74°
50°
4
81°
56°
5
85°
59°
6
83°
60°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Monroe
Monroe's May 2026 forecast shows daily high temperatures ranging from 68° to 85°, with overnight lows between 43° and 60°. The average high for May is 77° with an average low of 53°. 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 Monroe. See also: June | July | August.