S
M
T
W
T
F
S
26
90°
50°
27
81°
50°
28
72°
46°
29
70°
41°
30
70°
45°
1
61°
45°
2
77°
43°
3
84°
43°
4
90°
59°
5
73°
46°
6
57°
43°
7
77°
39°
8
82°
52°
9
93°
52°
10
70°
52°
11
81°
43°
12
97°
52°
13
95°
59°
14
99°
68°
15
100°
64°
16
102°
66°
17
100°
65°
18
100°
41°
19
72°
46°
20
69°
52°
21
69°
55°
22
80°
57°
23
86°
58°
24
85°
56°
25
84°
59°
26
84°
58°
27
82°
58°
28
82°
57°
29
83°
59°
30
88°
58°
31
90°
64°
1
91°
64°
2
83°
60°
3
81°
56°
4
83°
60°
5
84°
64°
6
90°
65°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Spearman
Spearman's May 2026 forecast shows daily high temperatures ranging from 69° to 100°, with overnight lows between 41° and 65°. The average high for May is 84° with an average low of 58°. 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 Spearman. See also: June | July | August.