S
M
T
W
T
F
S
31
60°
49°
1
58°
51°
2
58°
51°
3
64°
55°
4
61°
53°
5
62°
54°
6
62°
56°
7
61°
54°
8
62°
52°
9
62°
50°
10
66°
49°
11
68°
50°
12
68°
51°
13
67°
51°
14
67°
50°
15
65°
52°
16
66°
51°
17
69°
54°
18
68°
53°
19
68°
54°
20
66°
54°
21
67°
53°
22
65°
54°
23
64°
50°
24
66°
50°
25
63°
51°
26
63°
51°
27
66°
52°
28
69°
54°
29
69°
54°
30
68°
53°
1
66°
54°
2
69°
53°
3
69°
53°
4
63°
51°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in Seaside-Monterey
Seaside-Monterey's June 2026 forecast shows daily high temperatures ranging from 61° to 69°, with overnight lows between 49° and 56°. The average high for June is 66° with an average low of 52°. 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 Seaside-Monterey. See also: July | August | September.