S
M
T
W
T
F
S
31
63°
42°
1
62°
43°
2
65°
43°
3
63°
52°
4
70°
48°
5
71°
43°
6
64°
44°
7
64°
46°
8
69°
45°
9
72°
49°
10
74°
53°
11
74°
54°
12
72°
55°
13
74°
53°
14
75°
51°
15
76°
53°
16
76°
52°
17
77°
57°
18
76°
46°
19
71°
46°
20
66°
47°
21
64°
52°
22
67°
53°
23
69°
55°
24
66°
47°
25
69°
49°
26
70°
46°
27
66°
48°
28
67°
53°
29
71°
50°
30
73°
51°
1
75°
59°
2
79°
60°
3
78°
59°
4
77°
53°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in Dundalk
Dundalk's June 2026 forecast shows daily high temperatures ranging from 62° to 79°, with overnight lows between 42° and 60°. The average high for June is 70° with an average low of 50°. 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 Dundalk. See also: July | August | September.