S
M
T
W
T
F
S
29
68°
34°
30
73°
46°
31
77°
59°
1
86°
61°
2
81°
61°
3
81°
63°
4
82°
61°
5
73°
55°
6
63°
46°
7
73°
45°
8
64°
45°
9
70°
37°
10
77°
41°
11
84°
46°
12
84°
52°
13
81°
55°
14
86°
55°
15
88°
55°
16
88°
59°
17
88°
57°
18
88°
54°
19
70°
46°
20
73°
37°
21
73°
45°
22
82°
46°
23
88°
52°
24
86°
54°
25
86°
55°
26
77°
59°
27
72°
52°
28
68°
50°
29
81°
59°
30
73°
63°
1
66°
55°
2
63°
52°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Union
Union's April 2026 forecast shows daily high temperatures ranging from ° to °, with overnight lows between ° and °. The average high for April is ° with an average low of °. 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 Union. See also: May | June | July.