S
M
T
W
T
F
S
26
65°
52°
27
67°
51°
28
73°
42°
29
78°
55°
30
74°
56°
1
67°
51°
2
56°
49°
3
69°
42°
4
80°
47°
5
81°
53°
6
83°
56°
7
76°
54°
8
73°
51°
9
76°
54°
10
85°
61°
11
78°
53°
12
73°
47°
13
80°
51°
14
78°
54°
15
76°
45°
16
85°
50°
17
91°
58°
18
92°
68°
19
92°
65°
20
92°
65°
21
92°
63°
22
78°
67°
23
82°
69°
24
80°
70°
25
82°
71°
26
84°
71°
27
87°
70°
28
85°
68°
29
83°
64°
30
74°
57°
31
75°
58°
1
78°
58°
2
82°
63°
3
83°
63°
4
84°
62°
5
87°
63°
6
80°
59°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Garland
Garland's May 2026 forecast shows daily high temperatures ranging from 74° to 87°, with overnight lows between 57° and 71°. The average high for May is 82° with an average low of 64°. 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 Garland. See also: June | July | August.