S
M
T
W
T
F
S
29
64°
30°
30
63°
29°
31
44°
31°
1
42°
27°
2
34°
27°
3
34°
28°
4
36°
28°
5
47°
24°
6
34°
13°
7
41°
7°
8
56°
30°
9
44°
31°
10
49°
28°
11
54°
23°
12
69°
41°
13
64°
46°
14
67°
42°
15
64°
37°
16
75°
31°
17
75°
33°
18
41°
28°
19
38°
21°
20
53°
33°
21
66°
32°
22
79°
56°
23
78°
49°
24
63°
35°
25
53°
32°
26
50°
35°
27
50°
33°
28
48°
29°
29
52°
32°
30
52°
33°
1
50°
34°
2
49°
32°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Clam Lake
Clam Lake's April 2026 forecast shows daily high temperatures ranging from 48° to 79°, with overnight lows between 29° and 56°. The average high for April is 57° with an average low of 36°. 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 Clam Lake. See also: May | June | July.