S
M
T
W
T
F
S
31
81°
59°
1
79°
52°
2
85°
63°
3
78°
58°
4
76°
50°
5
73°
53°
6
79°
62°
7
85°
64°
8
79°
60°
9
81°
60°
10
82°
59°
11
75°
55°
12
74°
55°
13
71°
52°
14
71°
53°
15
73°
51°
16
69°
55°
17
75°
57°
18
77°
58°
19
77°
58°
20
78°
59°
21
76°
59°
22
78°
58°
23
70°
53°
24
69°
55°
25
73°
59°
26
70°
58°
27
71°
58°
28
72°
59°
29
73°
58°
30
71°
60°
1
79°
60°
2
79°
59°
3
73°
59°
4
72°
55°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in Roseau
Roseau's June 2026 forecast shows daily high temperatures ranging from 69° to 85°, with overnight lows between 50° and 64°. The average high for June is 75° with an average low of 57°. 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 Roseau. See also: July | August | September.