S
M
T
W
T
F
S
29
55°
44°
30
56°
44°
1
54°
43°
2
54°
44°
3
55°
44°
4
53°
43°
5
53°
43°
6
57°
40°
7
56°
42°
8
56°
43°
9
55°
42°
10
50°
43°
11
48°
40°
12
50°
36°
13
51°
43°
14
52°
44°
15
57°
43°
16
55°
39°
17
55°
37°
18
54°
37°
19
47°
35°
20
47°
39°
21
50°
35°
22
49°
33°
23
46°
36°
24
48°
42°
25
51°
42°
26
49°
39°
27
50°
35°
28
48°
35°
29
47°
36°
30
47°
34°
31
48°
34°
1
48°
36°
2
49°
38°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Reedsport
Reedsport's December 2026 forecast shows daily high temperatures ranging from 46° to 57°, with overnight lows between 33° and 44°. The average high for December is 51° with an average low of 40°. 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 Reedsport. See also: January | February | March.