S
M
T
W
T
F
S
29
45°
34°
30
45°
34°
31
45°
34°
1
46°
32°
2
52°
28°
3
52°
37°
4
54°
46°
5
64°
43°
6
55°
39°
7
61°
36°
8
63°
36°
9
63°
39°
10
52°
41°
11
63°
39°
12
54°
42°
13
52°
43°
14
52°
43°
15
55°
39°
16
64°
48°
17
70°
45°
18
N/A
19
56°
39°
20
55°
36°
21
53°
34°
22
60°
37°
23
63°
39°
24
60°
40°
25
58°
38°
26
54°
37°
27
58°
40°
28
61°
42°
29
65°
44°
30
64°
46°
1
63°
46°
2
55°
44°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
April Weather in Bad Mergentheim
Bad Mergentheim's April 2026 forecast shows daily high temperatures ranging from 53° to 65°, with overnight lows between 34° and 46°. The average high for April is 59° with an average low of 40°. 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 Bad Mergentheim. See also: May | June | July.