This year's long-range forecast for Swansea reveals higher temperatures, peaking at 28°, indicative of a warming trend against the historical average.
Select a month and click on a day for more information
Saturday
Aug 1
18° / 14°
Sunday
Aug 2
18° / 14°
Monday
Aug 3
18° / 14°
Tuesday
Aug 4
17° / 13°
Wednesday
Aug 5
18° / 13°
Thursday
Aug 6
18° / 10°
Friday
Aug 7
20° / 11°
Saturday
Aug 8
20° / 11°
Sunday
Aug 9
22° / 12°
Monday
Aug 10
23° / 14°
Tuesday
Aug 11
25° / 13°
Wednesday
Aug 12
28° / 16°
Thursday
Aug 13
24° / 15°
Friday
Aug 14
23° / 14°
Saturday
Aug 15
19° / 12°
Sunday
Aug 16
19° / 15°
Monday
Aug 17
20° / 15°
Tuesday
Aug 18
18° / 11°
Wednesday
Aug 19
18° / 15°
Thursday
Aug 20
18° / 14°
Friday
Aug 21
17° / 14°
Saturday
Aug 22
18° / 15°
Sunday
Aug 23
18° / 15°
Monday
Aug 24
19° / 14°
Tuesday
Aug 25
18° / 14°
Wednesday
Aug 26
18° / 14°
Thursday
Aug 27
17° / 12°
Friday
Aug 28
18° / 14°
Saturday
Aug 29
18° / 14°
Sunday
Aug 30
17° / 12°
Monday
Aug 31
18° / 13°
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.
Weather in Swansea for the next 30 days
Click on a day for an hourly weather forecast
Swansea long range weather forecast - FAQ
Do you provide 30 days weather forecast for Swansea?
You can see the next 30 weather forecast for Swansea at the top of the page, the next 14 days (from today) are more accurate, while the other is based on average of previous years.
Can I see the weather forecast for a particular date in Swansea?
Sure, you can select the date from the calendar above to view the forecast in Swansea on that date.
How accurate is the long-range weather forecast for Swansea?
Our long-range weather forecast for Swansea is provided by using statistics from previous years. Although we cannot predict the weather months in advance, we can see an average.
Can I see a long-range weather forecast for different countries?
Yes, we provide a 14 day weather forecast and a long-range weather forecast for different countries and cities. You can search for a location in the search box at the top of the page.
More about the weather in Swansea