S
M
T
W
T
F
S
29
70°
24°
30
76°
54°
31
83°
56°
1
84°
57°
2
86°
54°
3
82°
61°
4
85°
55°
5
57°
37°
6
65°
30°
7
52°
33°
8
69°
27°
9
78°
37°
10
79°
41°
11
70°
46°
12
85°
42°
13
76°
61°
14
84°
57°
15
86°
59°
16
85°
55°
17
84°
49°
18
82°
48°
19
60°
42°
20
56°
34°
21
77°
29°
22
78°
49°
23
82°
46°
24
83°
47°
25
75°
58°
26
66°
48°
27
82°
56°
28
82°
60°
29
67°
47°
30
63°
40°
1
59°
40°
2
59°
38°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in New Boston
New Boston's April 2026 forecast shows daily high temperatures ranging from 59° to 82°, with overnight lows between 38° and 60°. The average high for April is 68° with an average low of 47°. 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 New Boston. See also: May | June | July.