S
M
T
W
T
F
S
31
84°
64°
1
84°
65°
2
85°
66°
3
86°
66°
4
86°
65°
5
85°
66°
6
82°
66°
7
78°
65°
8
84°
64°
9
87°
67°
10
87°
65°
11
81°
67°
12
88°
67°
13
86°
62°
14
82°
60°
15
80°
62°
16
81°
63°
17
80°
65°
18
83°
68°
19
87°
63°
20
84°
62°
21
82°
65°
22
86°
62°
23
85°
64°
24
85°
62°
25
82°
62°
26
84°
64°
27
84°
64°
28
83°
63°
29
82°
64°
30
83°
65°
1
84°
64°
2
86°
68°
3
90°
72°
4
92°
72°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in Passaic
Passaic's June 2026 forecast shows daily high temperatures ranging from 78° to 92°, with overnight lows between 60° and 72°. The average high for June is 84° with an average low of 65°. 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 Passaic. See also: July | August | September.