S
M
T
W
T
F
S
26
61°
53°
27
62°
52°
28
63°
52°
29
65°
52°
30
63°
52°
1
60°
53°
2
59°
53°
3
63°
53°
4
62°
54°
5
61°
52°
6
65°
55°
7
59°
52°
8
60°
52°
9
63°
52°
10
62°
52°
11
66°
52°
12
58°
51°
13
63°
53°
14
66°
52°
15
65°
51°
16
64°
52°
17
71°
51°
18
79°
65°
19
81°
54°
20
68°
53°
21
64°
52°
22
61°
50°
23
65°
53°
24
64°
54°
25
63°
54°
26
63°
51°
27
65°
54°
28
64°
55°
29
63°
52°
30
66°
49°
31
66°
50°
1
69°
53°
2
62°
55°
3
64°
54°
4
66°
55°
5
64°
55°
6
65°
54°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Mission
Mission's May 2026 forecast shows daily high temperatures ranging from 62° to 69°, with overnight lows between 49° and 55°. The average high for May is 65° with an average low of 53°. 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 Mission. See also: June | July | August.
