S
M
T
W
T
F
S
29
69°
38°
30
68°
38°
31
61°
43°
1
53°
38°
2
55°
30°
3
52°
27°
4
59°
29°
5
67°
25°
6
57°
39°
7
70°
37°
8
72°
40°
9
69°
43°
10
65°
40°
11
57°
35°
12
52°
34°
13
57°
30°
14
60°
35°
15
61°
37°
16
63°
38°
17
64°
40°
18
62°
38°
19
63°
39°
20
64°
32°
21
56°
30°
22
57°
34°
23
62°
38°
24
68°
39°
25
68°
39°
26
67°
38°
27
68°
39°
28
68°
40°
29
69°
41°
30
68°
40°
1
69°
41°
2
69°
41°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Williams
Williams's April 2026 forecast shows daily high temperatures ranging from 52° to 72°, with overnight lows between 30° and 43°. The average high for April is 64° with an average low of 38°. 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 Williams. See also: May | June | July.