Today's Weather Forecast - Swansea
Today's weather in Swansea. high 19°C (66°F), low 14°C (57°F). Overcast.
Today’s Hourly Weather Outlook
- Wind speed
- 10 km/h
- Rain probability
- 19%
- Wind speed
- 17 km/h
- Rain probability
- 57%
- Wind speed
- 14 km/h
- Rain probability
- 1%
- Wind speed
- 20 km/h
- Rain probability
- 73%
24-Hour Rain & Temperature Forecast
Sunrise & Sunset
Air Quality Index & Health Advice
Air Quality Index
- Air quality level
- Good
- Dominant pollutant
- Dominant: PM2.5
- Monitoring station
- Swansea Roadside, United Kingdom
- PM2.5
- 38μg/m³
- PM10
- 10μg/m³
- O₃
- 18.6ppb
- NO₂
- 5.4ppb
- SO₂
- 0.6ppb
- CO
- 2ppm
5-Day Weather Forecast
Full 15-Day ForecastWeather Insight
Swansea is forecast to reach a high of 19°C today, with an overnight low around 14°C. That's 2° above the long-term average high of 17°C for this time of year. It continues a recent pattern — 24 of the last 28 days with published data have run warmer than normal. Expect a high chance of rain (73% probability) and moderate breezes averaging 20 km/h. Air quality is currently good (AQI 22), with no notable outdoor health concerns.
Today vs Normal
The long-term average high for today is 17°C.
24 of the last 28 days with published data ran above normal.
It continues that pattern - today's forecast is also running above normal.
Red = above normal, blue = at or below · last 12 days
Air Quality
Air quality is considered satisfactory, and air pollution poses little or no risk. It’s a good day to be active outside.