🇬🇧 Weather in Swansea
Map Overlays:
Hourly Forecast for Swansea
18:00
10°
62%
19:00
10°
54%
20:00
11°
54%
21:00
12°
45%
22:00
13°
55%
23:00
14°
74%
00:00
15°
43%
01:00
15°
38%
02:00
15°
36%
03:00
15°
36%
04:00
15°
53%
05:00
15°
56%
06:00
15°
36%
07:00
15°
37%
08:00
15°
60%
09:00
15°
52%
10:00
15°
72%
11:00
15°
60%
12:00
15°
49%
13:00
16°
35%
14:00
16°
22%
15:00
15°
17%
16:00
14°
15%
17:00
14°
18%
14-Day Forecast for Swansea
2026-10-08
Patchy rain nearby
14° /
8°
2026-10-09
Patchy rain nearby
16° /
10°
2026-10-10
Patchy rain nearby
13° /
7°
2026-10-11
Overcast
12° /
7°
2026-10-12
Overcast
15° /
9°
2026-10-13
Patchy rain nearby
17° /
10°
2026-10-14
Patchy rain nearby
15° /
9°
Additional Forecasts for Swansea
Air Quality
💨 US EPA Index 1 (Good)
CO (Carbon Monoxide) 161.0 μg/m³
O₃ (Ozone) 65.0 μg/m³
NO₂ (Nitrogen Dioxide) 2.9 μg/m³
SO₂ (Sulphur Dioxide) 0.3 μg/m³
PM2.5 (Fine particles) 2.3 μg/m³
PM10 (Coarse particles) 6.2 μg/m³
Historical Weather
Weather Forecasts for Other Cities in United Kingdom
Weather in Swansea — FAQ
Answers refreshed each request based on current conditions in Swansea.
What is the weather like right now in Swansea?
Right now in Swansea, United Kingdom the temperature is 10.5°C (feels like 8.4°C), with light drizzle. Relative humidity is 78% and wind is 12.6 km/h.
What is today's high and low temperature in Swansea?
Today's forecast high in Swansea is 13.8°C and the overnight low is 7.8°C. The diurnal range — high minus low — depends on cloud cover; clear days swing more than overcast ones.
Will it rain in Swansea today?
The chance of precipitation in Swansea today is 71%. Forecast accuracy is highest within the next 6 hours and decreases steadily out to 14 days.
How often does the weather here update?
Current observations refresh every 15-60 minutes from the nearest monitoring stations operated by national meteorological agencies. The hourly forecast updates approximately every hour; the 7- and 14-day outlook is recomputed several times per day.
What does 'feels like' temperature mean?
Feels-like (apparent) temperature accounts for humidity, wind chill and direct sunshine — variables that change how the human body perceives heat or cold. On hot, humid days it can be 3-7°C above the actual reading; on cold windy days it can be 5-15°C below.
Why does the temperature in Swansea differ from nearby cities?
Even short distances can change temperatures noticeably. Swansea's reading reflects altitude, proximity to large bodies of water, urban heat island effects, and the exact location of the monitoring stations supplying the data. Coastal cities are typically milder and more humid than inland equivalents.