S
M
T
W
T
F
S
31
78°
35°
1
75°
37°
2
81°
36°
3
85°
37°
4
83°
39°
5
84°
46°
6
81°
60°
7
82°
49°
8
84°
46°
9
82°
55°
10
83°
68°
11
86°
62°
12
81°
57°
13
84°
53°
14
73°
52°
15
70°
49°
16
75°
48°
17
73°
56°
18
73°
59°
19
74°
47°
20
74°
45°
21
78°
45°
22
71°
48°
23
79°
44°
24
78°
43°
25
73°
51°
26
77°
50°
27
77°
55°
28
80°
55°
29
83°
67°
30
91°
72°
1
95°
70°
2
95°
70°
3
92°
65°
4
86°
66°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in Brantford
Brantford's June 2026 forecast shows daily high temperatures ranging from 77° to 95°, with overnight lows between 55° and 72°. The average high for June is 87° 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 Brantford. See also: July | August | September.