S
M
T
W
T
F
S
26
70°
55°
27
72°
52°
28
70°
45°
29
82°
57°
30
73°
59°
1
66°
55°
2
57°
45°
3
70°
41°
4
79°
45°
5
81°
46°
6
81°
59°
7
77°
55°
8
72°
52°
9
73°
55°
10
86°
61°
11
77°
55°
12
72°
48°
13
N/A
14
75°
46°
15
79°
52°
16
88°
60°
17
92°
65°
18
93°
66°
19
94°
67°
20
92°
68°
21
85°
65°
22
85°
63°
23
83°
65°
24
83°
63°
25
82°
64°
26
84°
63°
27
88°
68°
28
87°
67°
29
89°
68°
30
88°
68°
31
88°
67°
1
85°
67°
2
85°
68°
3
86°
68°
4
83°
67°
5
85°
68°
6
90°
70°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
May Weather in McColl
McColl's May 2026 forecast shows daily high temperatures ranging from 75° to 94°, with overnight lows between 46° and 70°. The average high for May is 86° with an average low of 65°. 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 McColl. See also: June | July | August.