S
M
T
W
T
F
S
29
51°
17°
30
71°
40°
31
66°
41°
1
72°
41°
2
43°
34°
3
67°
35°
4
63°
37°
5
55°
37°
6
48°
26°
7
44°
26°
8
49°
21°
9
61°
23°
10
76°
32°
11
59°
38°
12
60°
28°
13
74°
44°
14
86°
48°
15
81°
54°
16
77°
52°
17
68°
47°
18
55°
45°
19
51°
33°
20
50°
28°
21
52°
37°
22
58°
40°
23
63°
43°
24
59°
41°
25
60°
42°
26
56°
40°
27
62°
44°
28
60°
43°
29
58°
42°
30
57°
43°
1
59°
44°
2
59°
36°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in South Fitchburg
South Fitchburg's April 2026 forecast shows daily high temperatures ranging from 50° to 63°, with overnight lows between 28° and 45°. The average high for April is 57° with an average low of 40°. 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 Fitchburg. See also: May | June | July.
