S
M
T
W
T
F
S
26
88°
68°
27
89°
73°
28
91°
71°
29
85°
68°
30
69°
62°
1
62°
52°
2
74°
51°
3
79°
49°
4
79°
52°
5
80°
61°
6
81°
60°
7
73°
57°
8
70°
60°
9
74°
65°
10
86°
67°
11
75°
65°
12
84°
60°
13
87°
59°
14
89°
63°
15
87°
67°
16
86°
69°
17
89°
70°
18
89°
74°
19
89°
71°
20
79°
70°
21
80°
70°
22
78°
68°
23
76°
69°
24
78°
68°
25
79°
70°
26
80°
69°
27
81°
69°
28
82°
68°
29
83°
67°
30
82°
68°
31
88°
67°
1
88°
71°
2
87°
70°
3
84°
70°
4
84°
67°
5
85°
69°
6
87°
71°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Colfax
Colfax's May 2026 forecast shows daily high temperatures ranging from 76° to 89°, with overnight lows between 67° and 74°. The average high for May is 83° with an average low of 69°. 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 Colfax. See also: June | July | August.