S
M
T
W
T
F
S
26
77°
58°
27
76°
54°
28
77°
57°
29
77°
57°
30
78°
62°
1
77°
60°
2
76°
63°
3
78°
63°
4
78°
65°
5
72°
58°
6
75°
54°
7
71°
52°
8
68°
49°
9
70°
56°
10
70°
52°
11
71°
56°
12
72°
61°
13
N/A
14
69°
56°
15
70°
55°
16
71°
59°
17
72°
58°
18
70°
61°
19
69°
56°
20
68°
54°
21
67°
53°
22
68°
50°
23
65°
53°
24
64°
51°
25
65°
52°
26
65°
55°
27
65°
53°
28
63°
53°
29
64°
54°
30
64°
53°
31
65°
53°
1
65°
52°
2
66°
52°
3
65°
50°
4
65°
50°
5
64°
52°
6
64°
52°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
May Weather in Ermington
Ermington's May 2026 forecast shows daily high temperatures ranging from 63° to 72°, with overnight lows between 50° and 61°. The average high for May is 66° with an average low of 54°. 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 Ermington. See also: June | July | August.