S
M
T
W
T
F
S
31
91°
78°
1
89°
78°
2
93°
72°
3
82°
69°
4
85°
71°
5
85°
70°
6
89°
72°
7
91°
74°
8
89°
73°
9
89°
74°
10
89°
75°
11
88°
75°
12
88°
74°
13
89°
75°
14
88°
74°
15
87°
73°
16
89°
75°
17
90°
74°
18
90°
76°
19
91°
76°
20
92°
75°
21
92°
76°
22
93°
76°
23
93°
75°
24
92°
76°
25
92°
77°
26
91°
76°
27
91°
75°
28
92°
76°
29
91°
76°
30
92°
75°
1
91°
76°
2
88°
75°
3
89°
76°
4
90°
76°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in Casselberry
Casselberry's June 2026 forecast shows daily high temperatures ranging from 82° to 93°, with overnight lows between 69° and 77°. The average high for June is 90° with an average low of 74°. 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 Casselberry. See also: July | August | September.