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
55°
37°
8
55°
32°
9
63°
36°
10
79°
43°
11
70°
48°
12
73°
43°
13
83°
57°
14
89°
60°
15
93°
64°
16
95°
64°
17
88°
61°
18
91°
69°
19
78°
43°
20
63°
38°
21
68°
43°
22
73°
54°
23
74°
51°
24
76°
55°
25
72°
52°
26
68°
47°
27
64°
42°
28
67°
50°
29
69°
49°
30
74°
48°
1
67°
48°
2
67°
45°
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 63° to 95°, with overnight lows between 38° and 69°. The average high for April is 76° with an average low of 52°. 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.