S
M
T
W
T
F
S
29
27°
0°
30
27°
0°
31
25°
3°
1
27°
-1°
2
30°
14°
3
35°
13°
4
44°
25°
5
36°
13°
6
28°
3°
7
27°
5°
8
36°
8°
9
37°
8°
10
38°
27°
11
43°
33°
12
40°
32°
13
37°
30°
14
37°
32°
15
35°
13°
16
21°
7°
17
21°
10°
18
34°
8°
19
38°
5°
20
46°
30°
21
45°
34°
22
36°
32°
23
34°
25°
24
32°
25°
25
30°
19°
26
30°
19°
27
34°
20°
28
35°
26°
29
44°
23°
30
51°
33°
1
60°
33°
2
56°
35°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Greenwater Lake
Greenwater Lake's April 2026 forecast shows daily high temperatures ranging from 35° to 60°, with overnight lows between 23° and 35°. The average high for April is 49° with an average low of 30°. 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 Greenwater Lake. See also: May | June | July.