S
M
T
W
T
F
S
31
73°
50°
1
61°
51°
2
62°
51°
3
72°
51°
4
70°
51°
5
64°
49°
6
65°
47°
7
67°
49°
8
68°
53°
9
73°
52°
10
94°
53°
11
70°
57°
12
64°
54°
13
62°
54°
14
65°
54°
15
65°
54°
16
64°
56°
17
64°
59°
18
65°
59°
19
66°
56°
20
68°
55°
21
66°
56°
22
64°
55°
23
64°
54°
24
64°
55°
25
65°
56°
26
67°
60°
27
71°
52°
28
65°
54°
29
65°
54°
30
64°
56°
1
65°
55°
2
65°
54°
3
65°
54°
4
64°
58°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in Grover Beach
Grover Beach's June 2026 forecast shows daily high temperatures ranging from ° to °, with overnight lows between ° and °. The average high for June is ° with an average low of °. 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 Grover Beach. See also: July | August | September.