S
M
T
W
T
F
S
31
90°
50°
1
95°
53°
2
94°
55°
3
93°
54°
4
94°
57°
5
97°
58°
6
85°
55°
7
87°
53°
8
87°
53°
9
86°
59°
10
97°
57°
11
100°
68°
12
102°
62°
13
102°
61°
14
96°
60°
15
96°
60°
16
95°
60°
17
91°
59°
18
87°
59°
19
82°
57°
20
84°
58°
21
91°
54°
22
94°
57°
23
95°
56°
24
93°
55°
25
93°
57°
26
87°
57°
27
79°
53°
28
87°
57°
29
91°
57°
30
94°
59°
1
90°
60°
2
93°
61°
3
93°
61°
4
95°
62°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in Manteca
Manteca's June 2026 forecast shows daily high temperatures ranging from 79° to 95°, with overnight lows between 53° and 62°. The average high for June is 91° 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 Manteca. See also: July | August | September.