S
M
T
W
T
F
S
26
64°
41°
27
64°
44°
28
64°
47°
29
51°
37°
30
50°
35°
1
47°
31°
2
54°
41°
3
60°
43°
4
68°
40°
5
54°
37°
6
49°
37°
7
46°
36°
8
53°
40°
9
60°
41°
10
58°
40°
11
60°
41°
12
63°
43°
13
65°
45°
14
63°
46°
15
59°
43°
16
60°
42°
17
60°
51°
18
65°
51°
19
63°
50°
20
67°
52°
21
68°
51°
22
63°
52°
23
68°
46°
24
62°
45°
25
62°
48°
26
64°
54°
27
66°
52°
28
64°
50°
29
64°
47°
30
68°
46°
31
65°
47°
1
65°
52°
2
75°
51°
3
65°
49°
4
67°
48°
5
67°
48°
6
68°
49°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Fox Lake
Fox Lake's May 2026 forecast shows daily high temperatures ranging from 46° to 75°, with overnight lows between 31° and 54°. The average high for May is 62° with an average low of 45°. 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 Fox Lake. See also: June | July | August.