S
M
T
W
T
F
S
31
81°
44°
1
79°
56°
2
74°
51°
3
83°
55°
4
91°
54°
5
90°
58°
6
94°
59°
7
96°
57°
8
82°
59°
9
95°
62°
10
95°
62°
11
89°
56°
12
82°
57°
13
83°
59°
14
86°
59°
15
90°
60°
16
84°
53°
17
88°
57°
18
87°
58°
19
88°
58°
20
90°
57°
21
80°
56°
22
89°
59°
23
90°
58°
24
89°
59°
25
88°
58°
26
85°
59°
27
83°
59°
28
87°
57°
29
88°
57°
30
88°
55°
1
87°
58°
2
91°
60°
3
92°
60°
4
91°
61°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in Barr Lake
Barr Lake's June 2026 forecast shows daily high temperatures ranging from 80° to 96°, with overnight lows between 53° and 62°. The average high for June is 88° with an average low of 58°. 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 Barr Lake. See also: July | August | September.