S
M
T
W
T
F
S
31
69°
50°
1
68°
56°
2
67°
59°
3
69°
60°
4
70°
60°
5
77°
58°
6
73°
58°
7
75°
61°
8
75°
61°
9
77°
63°
10
79°
63°
11
80°
62°
12
81°
64°
13
81°
64°
14
82°
65°
15
82°
64°
16
81°
64°
17
79°
63°
18
79°
66°
19
80°
64°
20
77°
64°
21
76°
62°
22
85°
66°
23
85°
58°
24
82°
57°
25
77°
63°
26
79°
61°
27
80°
57°
28
78°
58°
29
77°
57°
30
78°
59°
1
78°
58°
2
77°
56°
3
76°
57°
4
76°
58°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in Winthrop
Winthrop's June 2026 forecast shows daily high temperatures ranging from 67° to 85°, with overnight lows between 50° and 66°. The average high for June is 77° with an average low of 60°. 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 Winthrop. See also: July | August | September.
