S
M
T
W
T
F
S
26
52°
37°
27
52°
36°
28
61°
36°
29
57°
41°
30
46°
37°
1
61°
37°
2
71°
45°
3
76°
46°
4
70°
37°
5
41°
32°
6
50°
40°
7
71°
47°
8
72°
51°
9
71°
49°
10
71°
49°
11
66°
47°
12
68°
48°
13
70°
49°
14
71°
45°
15
63°
43°
16
64°
41°
17
65°
41°
18
67°
42°
19
68°
43°
20
69°
46°
21
66°
46°
22
67°
43°
23
68°
43°
24
65°
44°
25
64°
42°
26
65°
43°
27
69°
42°
28
70°
43°
29
77°
47°
30
80°
53°
31
74°
53°
1
77°
52°
2
79°
50°
3
79°
51°
4
82°
52°
5
80°
53°
6
82°
55°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Broomfield
Broomfield's May 2026 forecast shows daily high temperatures ranging from 41° to 82°, with overnight lows between 32° and 55°. The average high for May is 69° with an average low of 46°. 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 Broomfield. See also: June | July | August.