S
M
T
W
T
F
S
29
58°
23°
30
66°
37°
31
77°
43°
1
80°
48°
2
80°
49°
3
79°
51°
4
78°
50°
5
65°
43°
6
62°
35°
7
58°
33°
8
56°
29°
9
67°
29°
10
77°
32°
11
71°
45°
12
75°
53°
13
72°
54°
14
76°
56°
15
80°
58°
16
79°
55°
17
78°
54°
18
84°
53°
19
71°
47°
20
71°
44°
21
70°
50°
22
71°
51°
23
72°
51°
24
68°
40°
25
60°
43°
26
61°
40°
27
61°
37°
28
63°
44°
29
65°
44°
30
69°
45°
1
63°
41°
2
62°
46°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Mountain Lake
Mountain Lake's April 2026 forecast shows daily high temperatures ranging from 60° to 84°, with overnight lows between 37° and 58°. The average high for April is 70° with an average low of 48°. 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 Mountain Lake. See also: May | June | July.