S
M
T
W
T
F
S
29
45°
41°
30
45°
41°
1
50°
40°
2
49°
41°
3
51°
35°
4
36°
34°
5
49°
30°
6
49°
27°
7
36°
25°
8
35°
29°
9
37°
26°
10
36°
24°
11
36°
26°
12
35°
29°
13
39°
29°
14
39°
32°
15
40°
35°
16
42°
31°
17
46°
28°
18
43°
28°
19
36°
29°
20
36°
26°
21
37°
23°
22
34°
28°
23
38°
32°
24
42°
32°
25
42°
33°
26
41°
31°
27
39°
29°
28
37°
26°
29
35°
21°
30
33°
21°
31
33°
22°
1
35°
20°
2
35°
22°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in South Euclid
South Euclid's December 2026 forecast shows daily high temperatures ranging from 33° to 51°, with overnight lows between 20° and 41°. The average high for December is 40° with an average low of 29°. 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 South Euclid. See also: January | February | March.
