S
M
T
W
T
F
S
31
83°
63°
1
84°
65°
2
85°
65°
3
84°
64°
4
79°
64°
5
79°
61°
6
82°
65°
7
80°
66°
8
78°
67°
9
79°
67°
10
80°
61°
11
79°
61°
12
79°
62°
13
80°
64°
14
80°
66°
15
81°
67°
16
83°
66°
17
85°
68°
18
87°
67°
19
82°
64°
20
81°
66°
21
82°
68°
22
83°
69°
23
88°
69°
24
88°
68°
25
87°
69°
26
88°
69°
27
88°
68°
28
84°
68°
29
89°
70°
30
90°
70°
1
89°
65°
2
85°
64°
3
84°
65°
4
85°
67°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in Bethlehem
Bethlehem's June 2026 forecast shows daily high temperatures ranging from 78° to 90°, with overnight lows between 61° and 70°. The average high for June is 83° with an average low of 66°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how June weather will actually feel in Bethlehem. See also: July | August | September.
