S
M
T
W
T
F
S
31
53°
42°
1
53°
43°
2
54°
41°
3
53°
42°
4
53°
46°
5
54°
46°
6
55°
47°
7
60°
45°
8
61°
45°
9
55°
44°
10
56°
45°
11
55°
43°
12
56°
47°
13
56°
45°
14
60°
46°
15
56°
46°
16
55°
45°
17
58°
44°
18
61°
44°
19
62°
48°
20
64°
42°
21
63°
46°
22
58°
46°
23
63°
48°
24
58°
45°
25
58°
49°
26
64°
46°
27
65°
48°
28
64°
49°
29
61°
51°
30
66°
50°
1
65°
48°
2
59°
47°
3
64°
49°
4
60°
48°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in Seward
Seward's June 2026 forecast shows daily high temperatures ranging from 53° to 66°, with overnight lows between 41° and 51°. The average high for June is 59° with an average low of 46°. 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 Seward. See also: July | August | September.