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