S
M
T
W
T
F
S
26
48°
39°
27
50°
39°
28
63°
30°
29
68°
37°
30
68°
45°
1
77°
48°
2
79°
45°
3
70°
43°
4
55°
43°
5
48°
43°
6
68°
43°
7
75°
41°
8
75°
54°
9
79°
48°
10
90°
45°
11
90°
50°
12
91°
48°
13
70°
52°
14
73°
48°
15
73°
54°
16
66°
54°
17
64°
43°
18
70°
39°
19
76°
44°
20
80°
50°
21
81°
55°
22
81°
52°
23
78°
51°
24
77°
50°
25
79°
51°
26
76°
50°
27
73°
50°
28
73°
48°
29
74°
48°
30
75°
49°
31
73°
50°
1
77°
52°
2
77°
52°
3
78°
53°
4
78°
52°
5
77°
53°
6
78°
53°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Marcel
Marcel's May 2026 forecast shows daily high temperatures ranging from 70° to 81°, with overnight lows between 39° and 55°. The average high for May is 77° with an average low of 50°. 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 Marcel. See also: June | July | August.