S
M
T
W
T
F
S
26
85°
71°
27
89°
73°
28
85°
74°
29
83°
61°
30
66°
58°
1
60°
50°
2
74°
53°
3
78°
60°
4
80°
67°
5
82°
71°
6
86°
57°
7
72°
56°
8
81°
65°
9
81°
64°
10
84°
67°
11
80°
64°
12
84°
65°
13
85°
67°
14
87°
66°
15
84°
64°
16
78°
67°
17
80°
66°
18
80°
68°
19
81°
67°
20
83°
68°
21
87°
65°
22
81°
61°
23
80°
62°
24
82°
66°
25
84°
63°
26
81°
62°
27
82°
63°
28
82°
64°
29
81°
68°
30
84°
69°
31
82°
70°
1
85°
69°
2
86°
68°
3
86°
71°
4
88°
72°
5
86°
71°
6
85°
71°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Cedar Park
Cedar Park's May 2026 forecast shows daily high temperatures ranging from 72° to 88°, with overnight lows between 53° and 72°. The average high for May is 82° with an average low of 65°. 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 Cedar Park. See also: June | July | August.