S
M
T
W
T
F
S
31
63°
55°
1
64°
55°
2
66°
52°
3
63°
52°
4
61°
52°
5
61°
48°
6
58°
49°
7
59°
49°
8
60°
46°
9
58°
44°
10
57°
46°
11
59°
48°
12
57°
47°
13
61°
49°
14
62°
50°
15
64°
49°
16
63°
49°
17
64°
49°
18
65°
50°
19
62°
52°
20
60°
48°
21
61°
47°
22
60°
48°
23
60°
51°
24
61°
51°
25
61°
48°
26
62°
47°
27
60°
47°
28
61°
48°
29
61°
52°
30
62°
51°
1
62°
50°
2
63°
50°
3
61°
48°
4
61°
48°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in Arnprior
Arnprior's June 2026 forecast shows daily high temperatures ranging from 57° to 65°, with overnight lows between 44° and 52°. The average high for June is 61° with an average low of 49°. 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 Arnprior. See also: July | August | September.