S
M
T
W
T
F
S
26
86°
68°
27
92°
74°
28
81°
70°
29
70°
59°
30
63°
58°
1
64°
53°
2
80°
49°
3
82°
50°
4
82°
55°
5
87°
65°
6
64°
55°
7
76°
58°
8
78°
64°
9
87°
65°
10
82°
60°
11
80°
59°
12
83°
63°
13
88°
67°
14
91°
68°
15
88°
67°
16
86°
67°
17
84°
65°
18
85°
68°
19
86°
67°
20
82°
64°
21
87°
69°
22
83°
68°
23
80°
68°
24
81°
67°
25
80°
69°
26
81°
69°
27
81°
68°
28
82°
68°
29
81°
67°
30
82°
67°
31
82°
66°
1
83°
67°
2
84°
68°
3
85°
70°
4
84°
71°
5
84°
72°
6
87°
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 76° to 91°, with overnight lows between 58° 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 Forney. See also: June | July | August.