S
M
T
W
T
F
S
29
46°
35°
30
50°
32°
31
58°
38°
1
49°
42°
2
54°
41°
3
58°
44°
4
63°
40°
5
67°
46°
6
73°
46°
7
56°
43°
8
61°
39°
9
66°
41°
10
68°
46°
11
55°
45°
12
57°
44°
13
56°
45°
14
47°
43°
15
50°
36°
16
56°
36°
17
56°
42°
18
68°
42°
19
74°
45°
20
73°
49°
21
59°
49°
22
58°
46°
23
65°
42°
24
68°
44°
25
70°
45°
26
71°
46°
27
61°
45°
28
62°
43°
29
64°
45°
30
65°
46°
1
65°
45°
2
63°
46°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Mirror Lake
Mirror Lake's April 2026 forecast shows daily high temperatures ranging from 58° to 73°, with overnight lows between 42° and 49°. The average high for April is 65° 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 April weather will actually feel in Mirror Lake. See also: May | June | July.