S
M
T
W
T
F
S
31
70°
44°
1
71°
43°
2
70°
43°
3
70°
41°
4
67°
40°
5
68°
41°
6
68°
42°
7
70°
46°
8
79°
50°
9
80°
50°
10
79°
49°
11
80°
46°
12
77°
49°
13
78°
52°
14
80°
52°
15
81°
51°
16
81°
51°
17
80°
52°
18
80°
54°
19
81°
55°
20
83°
56°
21
82°
56°
22
83°
55°
23
83°
56°
24
81°
55°
25
78°
56°
26
81°
56°
27
80°
55°
28
82°
51°
29
79°
51°
30
78°
52°
1
77°
50°
2
80°
52°
3
81°
51°
4
79°
52°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in Crestline
Crestline's June 2026 forecast shows daily high temperatures ranging from 67° to 83°, with overnight lows between 40° and 56°. The average high for June is 78° with an average low of 50°. 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 Crestline. See also: July | August | September.