S
M
T
W
T
F
S
29
63°
28°
30
70°
50°
31
82°
57°
1
86°
63°
2
64°
46°
3
82°
46°
4
88°
61°
5
73°
48°
6
61°
43°
7
54°
30°
8
56°
34°
9
63°
39°
10
78°
53°
11
70°
44°
12
72°
54°
13
86°
62°
14
86°
64°
15
82°
55°
16
70°
49°
17
71°
52°
18
73°
54°
19
73°
50°
20
70°
44°
21
72°
51°
22
74°
52°
23
75°
53°
24
75°
51°
25
73°
49°
26
68°
49°
27
64°
45°
28
64°
47°
29
65°
44°
30
63°
42°
1
65°
47°
2
66°
43°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Ashburn
Ashburn's April 2026 forecast shows daily high temperatures ranging from 54° to 86°, with overnight lows between 30° and 64°. The average high for April is 70° with an average low of 48°. 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 Ashburn. See also: May | June | July.