S
M
T
W
T
F
S
26
46°
26°
27
47°
26°
28
49°
28°
29
50°
29°
30
56°
35°
1
63°
40°
2
64°
42°
3
64°
43°
4
65°
43°
5
64°
42°
6
66°
44°
7
68°
46°
8
68°
45°
9
67°
43°
10
67°
45°
11
59°
40°
12
54°
39°
13
57°
40°
14
57°
37°
15
56°
42°
16
57°
45°
17
62°
42°
18
61°
43°
19
65°
37°
20
58°
38°
21
64°
40°
22
66°
41°
23
67°
40°
24
69°
43°
25
74°
46°
26
74°
51°
27
73°
51°
28
75°
52°
29
76°
53°
30
68°
48°
31
73°
43°
1
64°
50°
2
71°
54°
3
77°
48°
4
78°
48°
5
66°
54°
6
78°
42°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Emerson
Emerson's May 2026 forecast shows daily high temperatures ranging from 46° to 78°, with overnight lows between 26° and 54°. The average high for May is 64° with an average low of 42°. 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 Emerson. See also: June | July | August.