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
78°
49°
5
71°
44°
6
77°
50°
7
76°
51°
8
69°
45°
9
71°
47°
10
76°
48°
11
74°
50°
12
71°
47°
13
81°
52°
14
76°
51°
15
71°
48°
16
69°
44°
17
78°
55°
18
60°
40°
19
59°
39°
20
60°
39°
21
67°
44°
22
71°
50°
23
68°
46°
24
71°
50°
25
72°
51°
26
71°
51°
27
66°
50°
28
69°
51°
29
72°
49°
30
73°
51°
31
74°
52°
1
75°
53°
2
74°
52°
3
75°
53°
4
74°
53°
5
73°
52°
6
74°
53°
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 59° to 81°, with overnight lows between 39° and 55°. The average high for May is 72° 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 Rathdrum. See also: June | July | August.