S
M
T
W
T
F
S
29
67°
32°
30
80°
34°
31
69°
42°
1
48°
33°
2
44°
33°
3
43°
36°
4
45°
35°
5
55°
32°
6
49°
29°
7
44°
18°
8
72°
35°
9
59°
38°
10
57°
29°
11
57°
51°
12
71°
61°
13
78°
60°
14
75°
48°
15
64°
39°
16
69°
42°
17
65°
39°
18
60°
41°
19
65°
44°
20
67°
42°
21
64°
42°
22
61°
37°
23
56°
42°
24
56°
42°
25
57°
38°
26
56°
33°
27
57°
37°
28
59°
44°
29
67°
47°
30
69°
45°
1
61°
43°
2
58°
41°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Gillingham
Gillingham's April 2026 forecast shows daily high temperatures ranging from 56° to 78°, with overnight lows between 29° and 61°. The average high for April is 63° 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 Gillingham. See also: May | June | July.