S
M
T
W
T
F
S
29
49°
35°
30
54°
31°
31
62°
38°
1
48°
40°
2
53°
40°
3
57°
44°
4
67°
36°
5
76°
47°
6
60°
45°
7
57°
39°
8
66°
36°
9
71°
36°
10
67°
47°
11
58°
43°
12
59°
45°
13
54°
44°
14
51°
36°
15
54°
33°
16
59°
38°
17
55°
43°
18
56°
44°
19
57°
43°
20
59°
42°
21
57°
41°
22
60°
42°
23
59°
41°
24
54°
38°
25
54°
39°
26
56°
40°
27
60°
39°
28
59°
40°
29
55°
41°
30
55°
44°
1
56°
42°
2
56°
46°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Montesano
Montesano's April 2026 forecast shows daily high temperatures ranging from 51° to 67°, with overnight lows between 33° and 47°. The average high for April is 57° with an average low of 41°. 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 Montesano. See also: May | June | July.
