S
M
T
W
T
F
S
31
76°
48°
1
76°
54°
2
74°
53°
3
80°
50°
4
84°
52°
5
85°
59°
6
83°
66°
7
82°
64°
8
87°
62°
9
88°
71°
10
92°
70°
11
89°
72°
12
81°
61°
13
84°
61°
14
82°
57°
15
71°
51°
16
78°
54°
17
73°
57°
18
74°
53°
19
77°
54°
20
79°
57°
21
75°
59°
22
72°
54°
23
75°
55°
24
73°
56°
25
77°
60°
26
78°
61°
27
78°
63°
28
80°
62°
29
80°
61°
30
78°
63°
1
80°
62°
2
80°
66°
3
79°
64°
4
79°
63°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in Fostoria
Fostoria's June 2026 forecast shows daily high temperatures ranging from 72° to 80°, with overnight lows between 53° 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 Fostoria. See also: July | August | September.