This page presents a long range weather forecast for Wales in December as well as other months. You can quickly get a brief overview of the weather to expect in December on a daily basis.
The Wales extended forecast data provided is based on the average values of previous years.
Select a month and click on a day for more information:
Sunday
Dec 1
8° / 4°
Monday
Dec 2
7° / 2°
Tuesday
Dec 3
8° / 4°
Wednesday
Dec 4
8° / 4°
Thursday
Dec 5
8° / 4°
Friday
Dec 6
8° / 3°
Saturday
Dec 7
8° / 4°
Sunday
Dec 8
7° / 5°
Monday
Dec 9
8° / 5°
Tuesday
Dec 10
8° / 4°
Wednesday
Dec 11
8° / 4°
Thursday
Dec 12
9° / 6°
Friday
Dec 13
8° / 5°
Saturday
Dec 14
8° / 5°
Sunday
Dec 15
9° / 5°
Monday
Dec 16
9° / 5°
Tuesday
Dec 17
9° / 5°
Wednesday
Dec 18
10° / 5°
Thursday
Dec 19
12° / 7°
Friday
Dec 20
9° / 6°
Saturday
Dec 21
10° / 6°
Sunday
Dec 22
10° / 6°
Monday
Dec 23
11° / 8°
Tuesday
Dec 24
10° / 8°
Wednesday
Dec 25
10° / 7°
Thursday
Dec 26
8° / 5°
Friday
Dec 27
10° / 6°
Saturday
Dec 28
11° / 8°
Sunday
Dec 29
10° / 7°
Monday
Dec 30
12° / 9°
Tuesday
Dec 31
11° / 9°
Wales 30 days weather forecast
Check out our estimated 30 days weather forecast for Wales, this data is based on the average weather in Wales in the last few years.
For a more accurate and detailed forecast, check out the 14 day weather for Wales next to the desired date.