S
M
T
W
T
F
S
26
73°
51°
27
73°
45°
28
67°
50°
29
66°
50°
30
56°
41°
1
64°
39°
2
54°
34°
3
58°
42°
4
66°
53°
5
73°
53°
6
69°
52°
7
56°
39°
8
55°
41°
9
64°
45°
10
66°
48°
11
69°
51°
12
69°
52°
13
68°
49°
14
66°
48°
15
74°
53°
16
76°
53°
17
74°
54°
18
74°
54°
19
76°
55°
20
77°
55°
21
77°
54°
22
78°
55°
23
78°
56°
24
76°
56°
25
78°
55°
26
76°
56°
27
76°
55°
28
73°
56°
29
76°
56°
30
75°
55°
31
74°
55°
1
78°
57°
2
79°
58°
3
80°
57°
4
76°
53°
5
71°
52°
6
72°
51°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Richlands
Richlands's May 2026 forecast shows daily high temperatures ranging from 54° to 80°, with overnight lows between 34° and 58°. The average high for May is 71° with an average low of 52°. 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 Richlands. See also: June | July | August.