S
M
T
W
T
F
S
26
55°
35°
27
59°
34°
28
62°
39°
29
66°
37°
30
71°
37°
1
75°
37°
2
78°
45°
3
77°
42°
4
76°
47°
5
72°
48°
6
77°
43°
7
72°
47°
8
69°
44°
9
71°
44°
10
75°
46°
11
73°
44°
12
82°
51°
13
71°
52°
14
78°
47°
15
62°
42°
16
66°
43°
17
64°
43°
18
67°
47°
19
66°
48°
20
68°
47°
21
79°
56°
22
64°
44°
23
68°
45°
24
71°
50°
25
72°
51°
26
71°
50°
27
66°
46°
28
70°
49°
29
70°
51°
30
72°
51°
31
73°
52°
1
74°
53°
2
74°
52°
3
65°
46°
4
63°
47°
5
70°
51°
6
69°
52°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Rathdrum
Rathdrum's May 2026 forecast shows daily high temperatures ranging from 62° to 82°, with overnight lows between 42° and 56°. The average high for May is 70° with an average low of 48°. 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 Rathdrum. See also: June | July | August.