S
M
T
W
T
F
S
31
75°
42°
1
70°
42°
2
76°
44°
3
75°
45°
4
75°
53°
5
69°
52°
6
75°
60°
7
69°
57°
8
74°
52°
9
76°
54°
10
71°
61°
11
76°
61°
12
83°
60°
13
80°
59°
14
65°
55°
15
62°
51°
16
65°
49°
17
69°
54°
18
73°
59°
19
75°
57°
20
70°
55°
21
72°
54°
22
63°
55°
23
72°
52°
24
75°
54°
25
67°
56°
26
72°
60°
27
77°
55°
28
82°
57°
29
84°
57°
30
75°
62°
1
85°
69°
2
88°
69°
3
86°
70°
4
78°
60°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in Napanee
Napanee's June 2026 forecast shows daily high temperatures ranging from ° to °, with overnight lows between ° and °. The average high for June is ° with an average low of °. 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 Napanee. See also: July | August | September.