S
M
T
W
T
F
S
29
77°
37°
30
81°
59°
31
82°
64°
1
84°
64°
2
81°
66°
3
86°
66°
4
75°
55°
5
66°
46°
6
71°
46°
7
73°
45°
8
74°
51°
9
77°
50°
10
79°
54°
11
81°
56°
12
85°
62°
13
82°
61°
14
81°
60°
15
78°
57°
16
65°
45°
17
72°
47°
18
73°
54°
19
74°
48°
20
78°
55°
21
78°
56°
22
77°
54°
23
78°
53°
24
78°
55°
25
77°
54°
26
79°
57°
27
79°
55°
28
76°
54°
29
78°
55°
30
71°
56°
1
76°
55°
2
75°
56°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Bethlehem
Bethlehem's April 2026 forecast shows daily high temperatures ranging from 65° to 85°, with overnight lows between 45° and 62°. The average high for April is 76° with an average low of 54°. 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 Bethlehem. See also: May | June | July.
