S
M
T
W
T
F
S
1
63°
51°
2
63°
53°
3
64°
53°
4
63°
53°
5
65°
52°
6
65°
52°
7
64°
48°
8
64°
55°
9
64°
54°
10
66°
54°
11
68°
51°
12
71°
50°
13
69°
47°
14
72°
47°
15
70°
46°
16
71°
47°
17
82°
45°
18
71°
50°
19
66°
51°
20
71°
43°
21
75°
45°
22
78°
47°
23
62°
46°
24
62°
49°
25
61°
48°
26
61°
48°
27
63°
51°
28
64°
51°
29
62°
52°
30
64°
51°
1
64°
52°
2
63°
52°
3
64°
54°
4
68°
53°
5
67°
48°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in Arroyo Grande
Arroyo Grande's June 2025 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 Arroyo Grande. See also: July | August | September.