S
M
T
W
T
F
S
26
84°
66°
27
91°
74°
28
86°
66°
29
66°
59°
30
64°
56°
1
66°
50°
2
77°
44°
3
82°
47°
4
83°
60°
5
88°
58°
6
68°
51°
7
74°
47°
8
78°
58°
9
90°
66°
10
78°
61°
11
79°
56°
12
84°
51°
13
90°
55°
14
92°
62°
15
88°
70°
16
88°
69°
17
88°
74°
18
89°
76°
19
80°
64°
20
79°
66°
21
77°
65°
22
84°
66°
23
81°
65°
24
81°
64°
25
86°
68°
26
84°
69°
27
84°
68°
28
86°
67°
29
84°
68°
30
89°
68°
31
88°
67°
1
85°
71°
2
86°
70°
3
85°
67°
4
84°
65°
5
85°
66°
6
86°
72°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Northlake
Northlake's May 2026 forecast shows daily high temperatures ranging from 77° to 89°, with overnight lows between 64° and 76°. The average high for May is 84° with an average low of 68°. 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 Northlake. See also: June | July | August.