S
M
T
W
T
F
S
26
77°
58°
27
76°
54°
28
77°
57°
29
77°
57°
30
78°
62°
1
77°
60°
2
76°
63°
3
78°
63°
4
N/A
5
74°
52°
6
71°
53°
7
64°
45°
8
66°
47°
9
68°
48°
10
69°
52°
11
70°
53°
12
69°
52°
13
68°
51°
14
67°
52°
15
68°
53°
16
67°
52°
17
64°
45°
18
65°
47°
19
67°
49°
20
67°
49°
21
69°
48°
22
64°
46°
23
64°
49°
24
64°
50°
25
63°
50°
26
64°
49°
27
65°
49°
28
68°
48°
29
67°
49°
30
68°
47°
31
63°
45°
1
64°
48°
2
65°
47°
3
65°
48°
4
67°
47°
5
67°
48°
6
66°
48°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
May Weather in Austinmer
Austinmer's May 2026 forecast shows daily high temperatures ranging from 63° to 74°, with overnight lows between 45° and 53°. The average high for May is 67° with an average low of 49°. 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 Austinmer. See also: June | July | August.