S
M
T
W
T
F
S
31
81°
57°
1
78°
56°
2
78°
58°
3
80°
59°
4
80°
60°
5
79°
61°
6
83°
62°
7
83°
61°
8
82°
61°
9
83°
62°
10
84°
59°
11
83°
60°
12
84°
63°
13
84°
64°
14
86°
63°
15
86°
62°
16
85°
60°
17
84°
58°
18
81°
56°
19
76°
57°
20
78°
58°
21
81°
60°
22
84°
61°
23
85°
63°
24
82°
61°
25
84°
62°
26
85°
65°
27
86°
65°
28
87°
63°
29
88°
61°
30
87°
60°
1
85°
61°
2
86°
62°
3
88°
61°
4
87°
62°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in Santee
Santee's June 2026 forecast shows daily high temperatures ranging from 76° to 88°, with overnight lows between 56° and 65°. The average high for June is 83° with an average low of 61°. 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 Santee. See also: July | August | September.