S
M
T
W
T
F
S
29
59°
31°
30
69°
56°
31
75°
58°
1
58°
35°
2
76°
36°
3
75°
61°
4
78°
46°
5
46°
35°
6
51°
22°
7
38°
23°
8
58°
43°
9
70°
48°
10
62°
47°
11
62°
47°
12
73°
59°
13
76°
58°
14
71°
50°
15
56°
37°
16
51°
38°
17
60°
43°
18
63°
46°
19
64°
39°
20
67°
46°
21
67°
48°
22
68°
48°
23
69°
47°
24
66°
44°
25
58°
39°
26
57°
43°
27
58°
40°
28
62°
43°
29
58°
39°
30
59°
41°
1
64°
42°
2
59°
38°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Crestline
Crestline's April 2026 forecast shows daily high temperatures ranging from 38° to 76°, with overnight lows between 22° and 59°. The average high for April is 62° with an average low of 43°. 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 Crestline. See also: May | June | July.