S
M
T
W
T
F
S
29
55°
25°
30
72°
45°
31
79°
61°
1
72°
43°
2
43°
39°
3
68°
39°
4
64°
41°
5
54°
39°
6
50°
37°
7
46°
28°
8
52°
23°
9
57°
28°
10
73°
46°
11
61°
32°
12
59°
43°
13
72°
57°
14
80°
58°
15
82°
61°
16
80°
58°
17
77°
48°
18
66°
41°
19
62°
45°
20
60°
42°
21
63°
46°
22
64°
54°
23
72°
40°
24
59°
45°
25
59°
44°
26
58°
43°
27
59°
41°
28
60°
41°
29
59°
42°
30
60°
39°
1
61°
48°
2
70°
47°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Gardiner
Gardiner's April 2026 forecast shows daily high temperatures ranging from 58° to 82°, with overnight lows between 32° and 61°. The average high for April is 66° with an average low of 46°. 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 Gardiner. See also: May | June | July.