S
M
T
W
T
F
S
31
98°
53°
1
99°
57°
2
99°
63°
3
102°
58°
4
100°
69°
5
97°
68°
6
94°
70°
7
92°
66°
8
93°
69°
9
96°
70°
10
93°
71°
11
91°
72°
12
96°
70°
13
97°
68°
14
104°
69°
15
106°
72°
16
106°
72°
17
105°
71°
18
93°
64°
19
93°
65°
20
94°
65°
21
93°
64°
22
93°
61°
23
94°
63°
24
95°
62°
25
96°
66°
26
99°
67°
27
100°
67°
28
101°
68°
29
101°
69°
30
100°
69°
1
99°
68°
2
94°
67°
3
93°
66°
4
94°
65°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in Buenos Aires
Buenos Aires's June 2026 forecast shows daily high temperatures ranging from 91° to 106°, with overnight lows between 61° and 72°. The average high for June is 97° with an average low of 67°. 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 Buenos Aires. See also: July | August | September.