S
M
T
W
T
F
S
29
80°
51°
30
82°
58°
31
83°
67°
1
83°
73°
2
84°
73°
3
83°
74°
4
83°
63°
5
67°
56°
6
75°
48°
7
75°
45°
8
80°
55°
9
81°
68°
10
80°
70°
11
81°
71°
12
80°
72°
13
83°
73°
14
83°
70°
15
83°
69°
16
85°
70°
17
83°
70°
18
86°
58°
19
67°
52°
20
75°
57°
21
69°
58°
22
82°
66°
23
83°
67°
24
83°
75°
25
83°
75°
26
82°
75°
27
87°
78°
28
86°
76°
29
85°
69°
30
84°
65°
1
69°
54°
2
76°
56°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Danbury
Danbury's April 2026 forecast shows daily high temperatures ranging from 69° to 84°, with overnight lows between 54° and 65°. The average high for April is 76° with an average low of 58°. 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 Danbury. See also: May | June | July.