S
M
T
W
T
F
S
31
77°
44°
1
67°
45°
2
79°
44°
3
85°
47°
4
87°
51°
5
87°
57°
6
80°
63°
7
76°
56°
8
69°
53°
9
71°
54°
10
86°
62°
11
85°
69°
12
79°
60°
13
84°
67°
14
72°
49°
15
72°
56°
16
71°
57°
17
72°
59°
18
72°
55°
19
73°
52°
20
76°
55°
21
68°
56°
22
70°
55°
23
74°
58°
24
73°
57°
25
73°
55°
26
72°
56°
27
72°
52°
28
73°
53°
29
72°
53°
30
73°
54°
1
74°
55°
2
74°
59°
3
75°
55°
4
75°
56°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in Dundas
Dundas's June 2026 forecast shows daily high temperatures ranging from 68° to 84°, with overnight lows between 49° and 67°. The average high for June is 73° with an average low of 56°. 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 Dundas. See also: July | August | September.