S
M
T
W
T
F
S
29
41°
30°
30
42°
28°
1
40°
29°
2
41°
24°
3
39°
23°
4
36°
29°
5
40°
35°
6
44°
40°
7
50°
32°
8
53°
29°
9
49°
26°
10
37°
27°
11
39°
25°
12
39°
26°
13
38°
28°
14
37°
26°
15
35°
23°
16
34°
26°
17
34°
28°
18
37°
30°
19
37°
33°
20
44°
32°
21
49°
25°
22
48°
27°
23
38°
33°
24
46°
31°
25
47°
30°
26
43°
29°
27
38°
19°
28
39°
18°
29
30°
14°
30
33°
12°
31
32°
13°
1
25°
16°
2
30°
20°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Findlay
Findlay's December 2026 forecast shows daily high temperatures ranging from 25° to 53°, with overnight lows between 12° and 40°. The average high for December is 40° with an average low of 26°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how December weather will actually feel in Findlay. See also: January | February | March.