S
M
T
W
T
F
S
31
73°
44°
1
75°
46°
2
77°
48°
3
78°
48°
4
79°
47°
5
77°
48°
6
78°
46°
7
77°
47°
8
78°
47°
9
77°
40°
10
71°
42°
11
75°
47°
12
78°
49°
13
80°
51°
14
81°
50°
15
82°
47°
16
79°
42°
17
70°
41°
18
71°
45°
19
75°
46°
20
71°
44°
21
75°
40°
22
74°
43°
23
82°
46°
24
77°
42°
25
74°
42°
26
76°
44°
27
83°
41°
28
83°
48°
29
82°
50°
30
87°
52°
1
88°
47°
2
86°
44°
3
83°
46°
4
83°
42°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in Prineville
Prineville's June 2026 forecast shows daily high temperatures ranging from 70° to 88°, with overnight lows between 40° and 52°. The average high for June is 78° with an average low of 45°. 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 Prineville. See also: July | August | September.