The long-range forecast for Swansea reveals lower temperatures than usual for this time of the year, dipping to 11°. In the coming days, the forecasted temperatures are expected to be on average -3 °C lower than the average of the last few years.
Select a month and click on a day for more information:
Monday
Dec 1
19° / 9°
Tuesday
Dec 2
21° / 10°
Wednesday
Dec 3
20° / 10°
Thursday
Dec 4
22° / 9°
Friday
Dec 5
22° / 5°
Saturday
Dec 6
18° / 4°
Sunday
Dec 7
14° / 4°
Monday
Dec 8
16° / 6°
Tuesday
Dec 9
17° / 5°
Wednesday
Dec 10
19° / 4°
Thursday
Dec 11
22° / 4°
Friday
Dec 12
23° / 5°
Saturday
Dec 13
25° / 8°
Sunday
Dec 14
11° / 6°
Monday
Dec 15
17° / 4°
Tuesday
Dec 16
15° / 5°
Wednesday
Dec 17
11° / 4°
Thursday
Dec 18
14° / 2°
Friday
Dec 19
19° / 7°
Saturday
Dec 20
18° / 8°
Sunday
Dec 21
19° / 10°
Monday
Dec 22
19° / 9°
Tuesday
Dec 23
18° / 10°
Wednesday
Dec 24
22° / 9°
Thursday
Dec 25
22° / 11°
Friday
Dec 26
23° / 12°
Saturday
Dec 27
21° / 12°
Sunday
Dec 28
22° / 10°
Monday
Dec 29
21° / 8°
Tuesday
Dec 30
22° / 11°
Wednesday
Dec 31
24° / 10°
Swansea 30 days weather forecast
Check out our estimated 30 days weather forecast for Swansea, this data is based on the average weather in Swansea in the last few years.
For a more accurate and detailed forecast, check out the 14 day weather for Swansea next to the desired date.