S
M
T
W
T
F
S
29
61°
29°
30
48°
27°
31
34°
22°
1
31°
25°
2
36°
27°
3
32°
24°
4
41°
30°
5
42°
21°
6
37°
19°
7
44°
34°
8
43°
22°
9
38°
25°
10
39°
24°
11
43°
28°
12
50°
29°
13
52°
29°
14
56°
33°
15
53°
30°
16
42°
28°
17
52°
34°
18
59°
38°
19
63°
40°
20
62°
40°
21
63°
39°
22
60°
38°
23
50°
35°
24
49°
29°
25
46°
27°
26
47°
26°
27
48°
29°
28
48°
28°
29
52°
30°
30
57°
36°
1
61°
41°
2
66°
42°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Garrison
Garrison's April 2026 forecast shows daily high temperatures ranging from 32° to 66°, with overnight lows between 19° and 42°. The average high for April is 49° with an average low of 31°. 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 Garrison. See also: May | June | July.
