S
M
T
W
T
F
S
26
88°
78°
27
89°
78°
28
89°
79°
29
89°
77°
30
91°
75°
1
79°
63°
2
80°
59°
3
83°
56°
4
85°
67°
5
87°
76°
6
89°
79°
7
80°
70°
8
92°
69°
9
96°
71°
10
90°
74°
11
86°
68°
12
88°
66°
13
90°
66°
14
90°
68°
15
88°
76°
16
91°
76°
17
90°
80°
18
92°
81°
19
89°
78°
20
89°
75°
21
85°
76°
22
88°
77°
23
86°
73°
24
87°
72°
25
85°
74°
26
88°
76°
27
87°
77°
28
87°
76°
29
88°
76°
30
87°
74°
31
89°
75°
1
88°
74°
2
86°
76°
3
86°
74°
4
85°
73°
5
85°
75°
6
86°
77°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Gregory
Gregory's May 2026 forecast shows daily high temperatures ranging from 85° to 89°, with overnight lows between 72° and 78°. The average high for May is 87° with an average low of 75°. 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 Gregory. See also: June | July | August.