S
M
T
W
T
F
S
29
92°
69°
30
92°
67°
31
93°
69°
1
93°
74°
2
95°
76°
3
95°
76°
4
93°
77°
5
78°
56°
6
79°
57°
7
80°
57°
8
78°
67°
9
85°
72°
10
85°
68°
11
85°
73°
12
86°
75°
13
90°
72°
14
91°
74°
15
90°
75°
16
91°
75°
17
89°
75°
18
89°
63°
19
63°
55°
20
75°
69°
21
84°
71°
22
87°
72°
23
88°
73°
24
89°
75°
25
93°
78°
26
94°
76°
27
96°
77°
28
96°
75°
29
94°
74°
30
89°
75°
1
91°
73°
2
85°
74°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in South Alamo
South Alamo's April 2026 forecast shows daily high temperatures ranging from 75° to 96°, with overnight lows between 69° and 78°. The average high for April is 89° with an average low of 74°. 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 South Alamo. See also: May | June | July.