S
M
T
W
T
F
S
31
79°
55°
1
78°
59°
2
79°
56°
3
81°
57°
4
82°
54°
5
78°
52°
6
75°
50°
7
79°
54°
8
81°
55°
9
83°
64°
10
83°
63°
11
82°
62°
12
83°
63°
13
84°
62°
14
85°
63°
15
84°
62°
16
80°
60°
17
81°
60°
18
76°
59°
19
80°
60°
20
80°
60°
21
79°
59°
22
80°
60°
23
81°
60°
24
81°
59°
25
80°
59°
26
81°
60°
27
80°
60°
28
80°
59°
29
79°
59°
30
80°
58°
1
80°
58°
2
79°
59°
3
80°
59°
4
79°
58°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in Formosa
Formosa's June 2026 forecast shows daily high temperatures ranging from 75° to 85°, with overnight lows between 50° and 64°. The average high for June is 81° with an average low of 59°. 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 Formosa. See also: July | August | September.