S
M
T
W
T
F
S
29
47°
18°
30
42°
16°
1
42°
16°
2
44°
18°
3
46°
21°
4
43°
21°
5
41°
19°
6
43°
18°
7
45°
22°
8
46°
25°
9
40°
27°
10
44°
29°
11
47°
28°
12
48°
26°
13
47°
25°
14
42°
27°
15
47°
28°
16
49°
25°
17
47°
21°
18
42°
21°
19
41°
23°
20
43°
22°
21
47°
25°
22
45°
22°
23
40°
26°
24
43°
25°
25
46°
24°
26
42°
23°
27
39°
21°
28
40°
17°
29
39°
17°
30
44°
26°
31
36°
16°
1
36°
21°
2
Hist. Avg.
43°
28°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Bartle
Bartle's December 2026 forecast shows daily high temperatures ranging from 36° to 49°, with overnight lows between 16° and 29°. The average high for December is 43° with an average low of 22°. 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 Bartle. See also: January | February | March.