S
M
T
W
T
F
S
31
82°
62°
1
80°
60°
2
73°
57°
3
74°
59°
4
78°
63°
5
75°
64°
6
81°
64°
7
79°
62°
8
77°
63°
9
78°
61°
10
78°
62°
11
83°
66°
12
84°
67°
13
84°
67°
14
85°
68°
15
86°
68°
16
85°
67°
17
84°
67°
18
85°
66°
19
82°
66°
20
85°
67°
21
85°
68°
22
86°
68°
23
87°
68°
24
85°
67°
25
86°
64°
26
82°
63°
27
80°
64°
28
80°
64°
29
81°
63°
30
85°
63°
1
83°
64°
2
83°
64°
3
84°
63°
4
82°
68°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in Potomac
Potomac's June 2026 forecast shows daily high temperatures ranging from 73° to 87°, with overnight lows between 57° and 68°. The average high for June is 82° with an average low of 64°. 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 Potomac. See also: July | August | September.
