S
M
T
W
T
F
S
26
56°
34°
27
53°
35°
28
57°
35°
29
56°
40°
30
44°
37°
1
58°
31°
2
69°
38°
3
72°
47°
4
70°
44°
5
47°
31°
6
37°
29°
7
67°
36°
8
67°
39°
9
73°
45°
10
67°
45°
11
83°
45°
12
78°
55°
13
85°
52°
14
84°
62°
15
82°
50°
16
N/A
17
54°
35°
18
38°
24°
19
36°
29°
20
48°
32°
21
54°
38°
22
61°
45°
23
63°
43°
24
65°
44°
25
61°
44°
26
60°
43°
27
61°
45°
28
62°
44°
29
62°
46°
30
63°
36°
31
59°
38°
1
57°
41°
2
58°
39°
3
57°
32°
4
59°
37°
5
62°
37°
6
63°
38°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
May Weather in Riverview
Riverview's May 2026 forecast shows daily high temperatures ranging from 36° to 65°, with overnight lows between 24° and 46°. The average high for May is 57° with an average low of 39°. 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 Riverview. See also: June | July | August.