S
M
T
W
T
F
S
31
65°
45°
1
64°
46°
2
67°
46°
3
65°
55°
4
72°
51°
5
73°
46°
6
66°
47°
7
65°
49°
8
71°
48°
9
74°
52°
10
76°
56°
11
76°
57°
12
74°
58°
13
76°
56°
14
77°
54°
15
78°
56°
16
78°
55°
17
79°
60°
18
78°
49°
19
73°
49°
20
68°
50°
21
66°
55°
22
69°
56°
23
72°
58°
24
68°
50°
25
71°
52°
26
72°
49°
27
68°
51°
28
69°
57°
29
73°
53°
30
75°
54°
1
77°
62°
2
81°
63°
3
80°
62°
4
79°
54°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in Barrie
Barrie's June 2026 forecast shows daily high temperatures ranging from 64° to 81°, with overnight lows between 45° and 63°. The average high for June is 72° with an average low of 53°. 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 Barrie. See also: July | August | September.