S
M
T
W
T
F
S
26
41°
31°
27
45°
28°
28
45°
31°
29
44°
30°
30
52°
33°
1
51°
41°
2
55°
35°
3
52°
35°
4
54°
43°
5
70°
50°
6
62°
44°
7
58°
43°
8
56°
42°
9
50°
41°
10
52°
41°
11
52°
40°
12
51°
39°
13
54°
42°
14
53°
36°
15
55°
37°
16
54°
35°
17
54°
34°
18
57°
39°
19
57°
39°
20
55°
40°
21
60°
40°
22
60°
38°
23
56°
37°
24
57°
39°
25
57°
41°
26
58°
39°
27
57°
36°
28
58°
35°
29
58°
39°
30
58°
38°
31
59°
39°
1
59°
40°
2
57°
38°
3
58°
38°
4
59°
40°
5
60°
39°
6
60°
39°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Emerald
Emerald's May 2026 forecast shows daily high temperatures ranging from 50° to 70°, with overnight lows between 34° and 50°. The average high for May is 57° with an average low of 39°. 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 Emerald. See also: June | July | August.