S
M
T
W
T
F
S
29
51°
29°
30
64°
42°
31
66°
33°
1
37°
31°
2
60°
31°
3
63°
34°
4
57°
34°
5
41°
32°
6
40°
26°
7
29°
21°
8
47°
40°
9
60°
33°
10
44°
28°
11
48°
32°
12
57°
52°
13
59°
53°
14
53°
37°
15
44°
31°
16
47°
36°
17
54°
36°
18
53°
35°
19
53°
38°
20
55°
34°
21
56°
40°
22
57°
41°
23
59°
42°
24
58°
35°
25
48°
31°
26
49°
36°
27
50°
33°
28
54°
37°
29
51°
34°
30
50°
38°
1
52°
35°
2
51°
33°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Winthrop
Winthrop's April 2026 forecast shows daily high temperatures ranging from 29° to 60°, with overnight lows between 21° and 53°. The average high for April is 51° 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 Winthrop. See also: May | June | July.
