S
M
T
W
T
F
S
31
69°
50°
1
64°
50°
2
64°
53°
3
64°
53°
4
64°
49°
5
64°
47°
6
64°
50°
7
62°
46°
8
62°
47°
9
63°
53°
10
79°
54°
11
70°
54°
12
67°
55°
13
66°
53°
14
68°
56°
15
69°
56°
16
63°
55°
17
65°
56°
18
67°
58°
19
65°
54°
20
67°
51°
21
64°
56°
22
64°
57°
23
65°
56°
24
64°
56°
25
65°
55°
26
64°
56°
27
64°
55°
28
63°
50°
29
64°
51°
30
63°
54°
1
65°
54°
2
66°
52°
3
66°
50°
4
67°
54°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in Los Osos
Los Osos'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 Los Osos. See also: July | August | September.