S
M
T
W
T
F
S
29
48°
36°
30
52°
41°
31
61°
45°
1
54°
46°
2
52°
39°
3
57°
45°
4
55°
43°
5
54°
39°
6
57°
36°
7
63°
39°
8
73°
45°
9
64°
41°
10
54°
41°
11
54°
43°
12
55°
37°
13
54°
36°
14
59°
36°
15
59°
44°
16
55°
44°
17
57°
43°
18
55°
39°
19
55°
39°
20
52°
39°
21
57°
42°
22
58°
42°
23
60°
43°
24
57°
43°
25
59°
42°
26
59°
43°
27
61°
44°
28
55°
40°
29
61°
44°
30
60°
45°
1
62°
45°
2
62°
44°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Hertford
Hertford's April 2026 forecast shows daily high temperatures ranging from 52° to 62°, with overnight lows between 39° and 45°. The average high for April is 58° with an average low of 43°. 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 Hertford. See also: May | June | July.