S
M
T
W
T
F
S
26
86°
70°
27
90°
60°
28
86°
67°
29
87°
66°
30
82°
57°
1
73°
53°
2
76°
59°
3
81°
62°
4
78°
62°
5
81°
58°
6
75°
61°
7
76°
57°
8
75°
59°
9
76°
57°
10
77°
65°
11
78°
66°
12
82°
65°
13
78°
63°
14
78°
62°
15
79°
59°
16
78°
59°
17
78°
60°
18
79°
68°
19
84°
62°
20
79°
60°
21
78°
61°
22
80°
65°
23
84°
69°
24
87°
68°
25
81°
67°
26
78°
67°
27
80°
66°
28
81°
66°
29
82°
67°
30
82°
65°
31
83°
64°
1
83°
65°
2
84°
65°
3
86°
69°
4
86°
70°
5
93°
69°
6
94°
71°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Forney
Forney's May 2026 forecast shows daily high temperatures ranging from 73° to 94°, with overnight lows between 53° and 71°. The average high for May is 81° 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 Forney. See also: June | July | August.