S
M
T
W
T
F
S
26
91°
73°
27
92°
77°
28
97°
78°
29
97°
75°
30
95°
74°
1
79°
62°
2
75°
58°
3
83°
56°
4
86°
60°
5
94°
71°
6
94°
78°
7
79°
70°
8
91°
68°
9
95°
69°
10
92°
71°
11
86°
66°
12
91°
66°
13
91°
63°
14
94°
62°
15
95°
67°
16
93°
69°
17
95°
78°
18
95°
77°
19
93°
74°
20
93°
74°
21
89°
71°
22
92°
74°
23
88°
70°
24
87°
71°
25
88°
73°
26
89°
75°
27
89°
73°
28
90°
72°
29
90°
73°
30
91°
71°
31
94°
72°
1
90°
73°
2
91°
73°
3
90°
71°
4
90°
71°
5
91°
72°
6
91°
74°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Premont
Premont's May 2026 forecast shows daily high temperatures ranging from 87° to 95°, with overnight lows between 70° and 77°. The average high for May is 91° with an average low of 73°. 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 Premont. See also: June | July | August.