S
M
T
W
T
F
S
31
75°
42°
1
76°
45°
2
76°
44°
3
75°
43°
4
74°
43°
5
75°
42°
6
75°
43°
7
77°
43°
8
78°
42°
9
77°
43°
10
76°
44°
11
78°
45°
12
80°
48°
13
80°
46°
14
79°
46°
15
78°
45°
16
77°
46°
17
78°
45°
18
81°
46°
19
79°
47°
20
77°
39°
21
72°
43°
22
73°
43°
23
77°
45°
24
77°
46°
25
79°
48°
26
82°
49°
27
83°
47°
28
82°
45°
29
81°
46°
30
80°
50°
1
82°
50°
2
81°
52°
3
80°
54°
4
79°
53°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in Big Bear Lake
Big Bear Lake's June 2026 forecast shows daily high temperatures ranging from 72° to 83°, with overnight lows between 39° and 54°. The average high for June is 78° with an average low of 46°. 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 Big Bear Lake. See also: July | August | September.