S
M
T
W
T
F
S
29
83°
65°
30
81°
63°
31
87°
64°
1
86°
62°
2
86°
64°
3
88°
67°
4
87°
67°
5
N/A
6
86°
63°
7
73°
63°
8
78°
65°
9
80°
65°
10
82°
66°
11
83°
66°
12
85°
65°
13
87°
64°
14
88°
68°
15
88°
69°
16
89°
68°
17
87°
70°
18
88°
69°
19
89°
65°
20
83°
68°
21
84°
69°
22
85°
69°
23
85°
68°
24
84°
69°
25
84°
69°
26
85°
68°
27
85°
70°
28
84°
70°
29
84°
69°
30
83°
70°
1
83°
70°
2
85°
69°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
April Weather in Lyons
Lyons's April 2026 forecast shows daily high temperatures ranging from 73° to 89°, with overnight lows between 63° and 70°. The average high for April 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 April weather will actually feel in Lyons. See also: May | June | July.