Postcode forecast · 2026
White Christmas in SA14?
Snow odds for the SA14 postcode area (covering Carmarthenshire) this Christmas 2026.
4%Chance of a white Christmas
The historical picture
Using the 1991–2024 record, the calibrated long-range estimate for SA14 (nearest data: Llannon) is fewer than 1 year in 10 for snow falling on Christmas Eve or Christmas Day.
4%
White Christmas
2%
Snow on the Day
2%
Snow on the Eve
Christmases near SA14, 1991–2024
Observed history
Snow fell on Christmas Eve or Day
2of 34
1990s
90
91
92
White Christmas
9394
95
96
97
98
99
2000s
00
01
02
03
04
05
06
07
08
White Christmas
092010s
10
11
12
13
14
15
16
17
18
19
2020s
20
21
22
23
24
25
26
27
28
29