S
M
T
W
T
F
S
26
69°
45°
27
71°
49°
28
66°
46°
29
63°
43°
30
63°
44°
1
67°
48°
2
67°
44°
3
68°
52°
4
73°
54°
5
74°
53°
6
70°
48°
7
71°
50°
8
75°
55°
9
74°
56°
10
78°
56°
11
75°
58°
12
78°
58°
13
79°
55°
14
70°
49°
15
70°
49°
16
73°
56°
17
80°
59°
18
79°
57°
19
78°
49°
20
69°
48°
21
70°
50°
22
71°
52°
23
73°
53°
24
79°
59°
25
82°
60°
26
82°
60°
27
81°
59°
28
74°
61°
29
78°
61°
30
81°
60°
31
77°
57°
1
84°
60°
2
80°
59°
3
79°
57°
4
78°
55°
5
79°
57°
6
83°
59°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Austin
Austin's May 2026 forecast shows daily high temperatures ranging from 63° to 84°, with overnight lows between 43° and 61°. The average high for May is 75° with an average low of 54°. 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 Austin. See also: June | July | August.
