S
M
T
W
T
F
S
26
73°
55°
27
72°
52°
28
65°
50°
29
82°
59°
30
75°
61°
1
64°
54°
2
61°
41°
3
70°
36°
4
81°
43°
5
81°
57°
6
79°
63°
7
79°
54°
8
72°
46°
9
73°
50°
10
82°
55°
11
70°
52°
12
73°
45°
13
81°
43°
14
73°
46°
15
75°
41°
16
84°
48°
17
90°
64°
18
91°
70°
19
91°
66°
20
91°
66°
21
91°
68°
22
68°
61°
23
71°
62°
24
78°
66°
25
80°
69°
26
81°
67°
27
83°
67°
28
83°
65°
29
82°
60°
30
70°
55°
31
71°
58°
1
75°
59°
2
79°
61°
3
80°
62°
4
82°
63°
5
84°
62°
6
80°
59°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Newell South
Newell South's May 2026 forecast shows daily high temperatures ranging from 70° to 84°, with overnight lows between 55° and 69°. The average high for May is 79° with an average low of 62°. 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 Newell South. See also: June | July | August.