S
M
T
W
T
F
S
31
50°
40°
1
51°
39°
2
52°
40°
3
53°
41°
4
54°
40°
5
53°
41°
6
57°
43°
7
52°
42°
8
53°
40°
9
58°
41°
10
60°
42°
11
56°
44°
12
57°
44°
13
60°
42°
14
59°
42°
15
60°
43°
16
58°
44°
17
56°
45°
18
55°
45°
19
55°
44°
20
56°
45°
21
55°
44°
22
55°
44°
23
56°
45°
24
59°
45°
25
59°
46°
26
56°
46°
27
56°
47°
28
57°
46°
29
56°
46°
30
55°
45°
1
56°
45°
2
55°
46°
3
56°
46°
4
57°
47°
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 50° to 60°, with overnight lows between 39° and 47°. The average high for June is 56° with an average low of 44°. 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.