S
M
T
W
T
F
S
29
49°
25°
30
61°
30°
31
45°
33°
1
38°
27°
2
44°
27°
3
71°
37°
4
48°
42°
5
51°
29°
6
39°
22°
7
33°
22°
8
39°
33°
9
58°
43°
10
52°
42°
11
61°
42°
12
59°
38°
13
57°
42°
14
55°
40°
15
54°
36°
16
56°
39°
17
54°
32°
18
57°
35°
19
56°
40°
20
60°
39°
21
59°
39°
22
50°
40°
23
59°
42°
24
61°
37°
25
53°
34°
26
51°
31°
27
52°
31°
28
56°
32°
29
52°
34°
30
52°
34°
1
53°
35°
2
53°
33°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Smiths Falls
Smiths Falls's April 2026 forecast shows daily high temperatures ranging from 33° to 61°, with overnight lows between 22° and 43°. The average high for April is 53° with an average low of 36°. 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 Smiths Falls. See also: May | June | July.
