S
M
T
W
T
F
S
31
78°
58°
1
72°
51°
2
81°
57°
3
84°
60°
4
80°
55°
5
80°
53°
6
68°
46°
7
69°
46°
8
75°
52°
9
78°
55°
10
79°
55°
11
80°
54°
12
79°
57°
13
86°
58°
14
78°
50°
15
71°
49°
16
73°
48°
17
81°
54°
18
82°
54°
19
75°
47°
20
77°
50°
21
82°
53°
22
83°
55°
23
84°
53°
24
78°
49°
25
78°
51°
26
83°
52°
27
74°
47°
28
72°
46°
29
75°
47°
30
78°
49°
1
79°
50°
2
79°
53°
3
86°
56°
4
87°
57°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in Oroville
Oroville's June 2026 forecast shows daily high temperatures ranging from 68° to 87°, with overnight lows between 46° and 60°. The average high for June is 78° 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 Oroville. See also: July | August | September.