S
M
T
W
T
F
S
29
64°
45°
30
77°
45°
31
52°
37°
1
41°
32°
2
61°
34°
3
46°
36°
4
48°
36°
5
54°
36°
6
50°
30°
7
37°
23°
8
70°
32°
9
63°
41°
10
54°
36°
11
55°
32°
12
77°
48°
13
81°
63°
14
77°
55°
15
72°
55°
16
68°
48°
17
73°
46°
18
52°
37°
19
50°
32°
20
44°
42°
21
66°
42°
22
55°
48°
23
64°
52°
24
59°
41°
25
58°
40°
26
52°
38°
27
52°
41°
28
45°
38°
29
49°
38°
30
51°
42°
1
56°
40°
2
49°
38°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Port Washington
Port Washington's April 2026 forecast shows daily high temperatures ranging from 44° to 66°, with overnight lows between 38° and 52°. The average high for April is 54° with an average low of 42°. 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 Port Washington. See also: May | June | July.