S
M
T
W
T
F
S
28
83°
49°
29
84°
48°
30
83°
50°
1
85°
51°
2
85°
52°
3
83°
49°
4
81°
48°
5
79°
47°
6
78°
50°
7
86°
56°
8
90°
57°
9
86°
54°
10
85°
50°
11
86°
49°
12
87°
51°
13
87°
58°
14
90°
57°
15
89°
57°
16
91°
56°
17
83°
55°
18
86°
54°
19
87°
53°
20
85°
55°
21
91°
57°
22
92°
57°
23
90°
51°
24
83°
54°
25
84°
55°
26
83°
53°
27
84°
54°
28
89°
55°
29
91°
56°
30
92°
52°
31
85°
57°
1
87°
54°
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 78° to 92°, with overnight lows between 47° and 58°. The average high for July is 86° with an average low of 53°. 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.