S
M
T
W
T
F
S
29
46°
36°
30
43°
36°
31
46°
36°
1
48°
37°
2
52°
30°
3
50°
36°
4
55°
48°
5
68°
48°
6
54°
41°
7
54°
37°
8
56°
28°
9
52°
30°
10
51°
33°
11
58°
36°
12
58°
41°
13
58°
42°
14
58°
43°
15
61°
42°
16
62°
44°
17
64°
44°
18
66°
45°
19
64°
45°
20
65°
44°
21
58°
37°
22
60°
42°
23
61°
40°
24
56°
42°
25
59°
40°
26
56°
38°
27
57°
38°
28
65°
42°
29
63°
44°
30
64°
48°
1
66°
48°
2
64°
47°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Koblenz
Koblenz's April 2026 forecast shows daily high temperatures ranging from 51° to 66°, with overnight lows between 28° and 48°. The average high for April is 60° with an average low of 41°. 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 Koblenz. See also: May | June | July.
