S
M
T
W
T
F
S
28
84°
59°
29
89°
57°
30
92°
59°
1
91°
60°
2
89°
60°
3
93°
61°
4
96°
64°
5
93°
68°
6
94°
61°
7
92°
59°
8
93°
57°
9
98°
65°
10
99°
65°
11
99°
74°
12
96°
73°
13
98°
73°
14
104°
74°
15
105°
71°
16
99°
67°
17
99°
71°
18
97°
70°
19
98°
68°
20
100°
70°
21
101°
72°
22
102°
70°
23
97°
63°
24
93°
65°
25
95°
66°
26
97°
66°
27
98°
67°
28
99°
67°
29
100°
68°
30
100°
68°
31
99°
67°
1
99°
67°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Oroville
Oroville's July 2026 forecast shows daily high temperatures ranging from 93° to 105°, with overnight lows between 63° and 74°. The average high for July is 99° with an average low of 69°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how July weather will actually feel in Oroville. See also: August | September | October.