S
M
T
W
T
F
S
31
92°
78°
1
93°
76°
2
94°
77°
3
86°
74°
4
90°
75°
5
89°
76°
6
88°
77°
7
89°
76°
8
87°
76°
9
89°
74°
10
86°
78°
11
89°
77°
12
88°
78°
13
90°
73°
14
90°
74°
15
89°
75°
16
86°
72°
17
87°
73°
18
87°
73°
19
86°
74°
20
86°
74°
21
87°
73°
22
86°
74°
23
85°
74°
24
86°
73°
25
86°
74°
26
87°
73°
27
86°
73°
28
86°
74°
29
87°
75°
30
86°
75°
1
88°
74°
2
87°
75°
3
87°
75°
4
86°
74°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in San Carlos
San Carlos's June 2026 forecast shows daily high temperatures ranging from 85° to 90°, with overnight lows between 72° and 78°. The average high for June is 87° with an average low of 75°. 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 San Carlos. See also: July | August | September.