S
M
T
W
T
F
S
29
49°
41°
30
47°
40°
1
46°
41°
2
46°
40°
3
47°
40°
4
45°
39°
5
44°
40°
6
45°
40°
7
46°
39°
8
45°
40°
9
49°
39°
10
46°
38°
11
40°
32°
12
41°
36°
13
42°
37°
14
44°
40°
15
48°
42°
16
49°
37°
17
50°
34°
18
46°
31°
19
43°
30°
20
41°
31°
21
41°
30°
22
42°
29°
23
40°
30°
24
39°
34°
25
42°
33°
26
42°
31°
27
43°
32°
28
42°
29°
29
41°
29°
30
40°
31°
31
41°
29°
1
41°
29°
2
39°
31°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Port Renfrew
Port Renfrew's December 2026 forecast shows daily high temperatures ranging from 39° to 50°, with overnight lows between 29° and 42°. The average high for December is 44° with an average low of 35°. 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 Port Renfrew. See also: January | February | March.