S
M
T
W
T
F
S
26
81°
70°
27
86°
70°
28
86°
72°
29
81°
63°
30
72°
59°
1
61°
50°
2
72°
46°
3
73°
45°
4
77°
59°
5
82°
64°
6
82°
61°
7
68°
55°
8
75°
59°
9
88°
68°
10
86°
63°
11
79°
61°
12
82°
55°
13
86°
59°
14
86°
63°
15
91°
68°
16
89°
72°
17
87°
75°
18
89°
75°
19
84°
69°
20
82°
68°
21
82°
67°
22
81°
65°
23
83°
67°
24
83°
68°
25
84°
70°
26
84°
69°
27
86°
68°
28
87°
66°
29
86°
70°
30
87°
69°
31
83°
68°
1
80°
68°
2
83°
69°
3
84°
68°
4
84°
69°
5
83°
70°
6
84°
71°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Fair Oaks Ranch
Fair Oaks Ranch's May 2026 forecast shows daily high temperatures ranging from 80° to 91°, with overnight lows between 65° and 75°. The average high for May is 85° with an average low of 69°. 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 Fair Oaks Ranch. See also: June | July | August.