S
M
T
W
T
F
S
31
79°
47°
1
76°
52°
2
76°
53°
3
76°
55°
4
87°
50°
5
86°
54°
6
89°
58°
7
90°
63°
8
81°
60°
9
91°
55°
10
86°
55°
11
77°
50°
12
89°
56°
13
78°
53°
14
71°
51°
15
79°
48°
16
92°
50°
17
92°
61°
18
87°
54°
19
81°
55°
20
90°
58°
21
91°
56°
22
87°
57°
23
79°
57°
24
85°
58°
25
79°
61°
26
87°
66°
27
95°
60°
28
86°
57°
29
85°
59°
30
82°
60°
1
84°
60°
2
89°
65°
3
86°
59°
4
88°
61°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in Littleton
Littleton's June 2026 forecast shows daily high temperatures ranging from 79° to 95°, with overnight lows between 56° and 66°. The average high for June is 86° with an average low of 60°. 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 Littleton. See also: July | August | September.