S
M
T
W
T
F
S
26
84°
71°
27
85°
74°
28
85°
73°
29
84°
72°
30
86°
65°
1
65°
52°
2
77°
49°
3
81°
58°
4
79°
67°
5
82°
72°
6
83°
67°
7
78°
61°
8
76°
62°
9
77°
66°
10
83°
66°
11
84°
67°
12
85°
67°
13
84°
66°
14
85°
65°
15
84°
69°
16
82°
68°
17
85°
69°
18
85°
69°
19
84°
70°
20
83°
70°
21
83°
69°
22
81°
67°
23
82°
69°
24
83°
70°
25
81°
70°
26
82°
67°
27
84°
65°
28
83°
68°
29
84°
70°
30
85°
69°
31
87°
69°
1
86°
67°
2
87°
68°
3
86°
69°
4
87°
71°
5
89°
72°
6
87°
69°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Daisetta
Daisetta's May 2026 forecast shows daily high temperatures ranging from 65° to 89°, with overnight lows between 49° and 72°. The average high for May is 83° with an average low of 67°. 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 Daisetta. See also: June | July | August.