S
M
T
W
T
F
S
31
63°
40°
1
66°
45°
2
72°
41°
3
83°
50°
4
86°
51°
5
85°
54°
6
68°
56°
7
71°
52°
8
77°
53°
9
88°
54°
10
86°
59°
11
82°
59°
12
81°
63°
13
82°
60°
14
78°
60°
15
76°
59°
16
71°
59°
17
73°
57°
18
74°
54°
19
75°
58°
20
73°
57°
21
72°
54°
22
70°
52°
23
70°
52°
24
70°
59°
25
71°
60°
26
78°
54°
27
71°
54°
28
71°
56°
29
72°
54°
30
71°
55°
1
72°
54°
2
73°
59°
3
79°
61°
4
80°
60°
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 68° to 88°, with overnight lows between 52° and 63°. 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 Winthrop. See also: July | August | September.
