S
M
T
W
T
F
S
31
73°
60°
1
71°
60°
2
71°
58°
3
73°
61°
4
72°
60°
5
71°
61°
6
72°
62°
7
72°
63°
8
73°
62°
9
74°
58°
10
75°
63°
11
77°
64°
12
85°
64°
13
80°
65°
14
78°
64°
15
75°
65°
16
75°
63°
17
74°
63°
18
70°
62°
19
73°
62°
20
73°
62°
21
73°
62°
22
73°
63°
23
76°
62°
24
77°
64°
25
78°
63°
26
77°
62°
27
75°
63°
28
73°
62°
29
74°
61°
30
74°
61°
1
74°
63°
2
77°
63°
3
78°
64°
4
89°
73°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in Serra Mesa
Serra Mesa's June 2026 forecast shows daily high temperatures ranging from 73° to 89°, with overnight lows between 61° and 73°. The average high for June is 76° with an average low of 63°. 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 Serra Mesa. See also: July | August | September.