S
M
T
W
T
F
S
26
52°
37°
27
52°
36°
28
61°
36°
29
57°
41°
30
46°
37°
1
61°
34°
2
70°
39°
3
73°
50°
4
72°
46°
5
46°
32°
6
39°
32°
7
69°
42°
8
70°
49°
9
76°
44°
10
75°
50°
11
88°
51°
12
79°
52°
13
84°
53°
14
80°
53°
15
73°
52°
16
76°
53°
17
81°
54°
18
77°
54°
19
80°
53°
20
73°
45°
21
65°
44°
22
66°
46°
23
67°
45°
24
68°
46°
25
68°
42°
26
69°
43°
27
74°
47°
28
77°
49°
29
74°
48°
30
71°
46°
31
73°
48°
1
74°
48°
2
78°
50°
3
81°
52°
4
79°
49°
5
69°
47°
6
72°
48°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Arvada
Arvada's May 2026 forecast shows daily high temperatures ranging from 65° to 88°, with overnight lows between 42° and 54°. The average high for May is 74° 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 Arvada. See also: June | July | August.
