S
M
T
W
T
F
S
29
99°
71°
30
96°
73°
31
90°
76°
1
83°
63°
2
81°
63°
3
77°
61°
4
87°
60°
5
93°
57°
6
90°
67°
7
95°
67°
8
97°
65°
9
93°
68°
10
90°
72°
11
86°
66°
12
82°
63°
13
76°
60°
14
79°
50°
15
86°
58°
16
85°
68°
17
77°
60°
18
88°
55°
19
93°
61°
20
94°
59°
21
93°
56°
22
80°
50°
23
84°
55°
24
87°
52°
25
86°
54°
26
75°
53°
27
80°
57°
28
87°
61°
29
100°
61°
30
101°
63°
1
101°
60°
2
100°
53°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Alamo Lake
Alamo Lake's April 2026 forecast shows daily high temperatures ranging from 75° to 101°, with overnight lows between 50° and 63°. The average high for April is 90° with an average low of 57°. 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 Alamo Lake. See also: May | June | July.