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
84°
64°
7
84°
61°
8
89°
70°
9
80°
69°
10
86°
67°
11
91°
69°
12
89°
67°
13
85°
62°
14
82°
61°
15
80°
59°
16
77°
59°
17
77°
62°
18
78°
61°
19
77°
60°
20
78°
64°
21
81°
65°
22
78°
65°
23
78°
64°
24
79°
65°
25
83°
65°
26
82°
66°
27
84°
65°
28
79°
62°
29
77°
64°
30
79°
65°
1
82°
66°
2
80°
66°
3
81°
65°
4
80°
61°
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 77° to 91°, with overnight lows between 59° and 70°. The average high for June is 81° with an average low of 64°. 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.