S
M
T
W
T
F
S
31
69°
51°
1
69°
50°
2
66°
49°
3
65°
48°
4
65°
53°
5
70°
53°
6
71°
52°
7
73°
55°
8
74°
56°
9
75°
54°
10
70°
48°
11
67°
48°
12
68°
47°
13
67°
47°
14
68°
51°
15
72°
56°
16
70°
55°
17
71°
55°
18
69°
53°
19
70°
50°
20
69°
50°
21
69°
51°
22
71°
58°
23
77°
59°
24
78°
58°
25
76°
57°
26
71°
54°
27
71°
56°
28
72°
57°
29
78°
58°
30
80°
55°
1
80°
56°
2
74°
54°
3
73°
53°
4
74°
54°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in Washington
Washington's June 2026 forecast shows daily high temperatures ranging from 65° to 80°, with overnight lows between 47° and 59°. The average high for June is 71° with an average low of 53°. 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 Washington. See also: July | August | September.