Air Quality in Swansea, United States

Cloudy
11.3°C · 78.0% humidity
11.3°
Feels 11.3°
38
Good
Air quality is satisfactory. Enjoy outdoor activities.
1 station

Nearby Monitoring Stations

AQI Forecast
25 7am
25
24
38 10am
34
32
30 1pm
28
27
26 4pm
25
25
26 7pm
25
25
25 10pm
25
25
25 1am
27
25
25 4am
25
24
AD 728×90

Air Quality Index Trend

45h · 1 stn

Swansea's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration. Current PM2.5 concentration in Swansea is 1.8× the WHO annual guideline of 5 µg/m³.

78.0%
Humidity
28.2 km/h
Wind NNE
1021.9 hPa
Pressure
5.9
UV High
GoodModerateUSGUnhealthyVery UnhealthyHazardous
PM2.5
38
9.1 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

Temperature & Precipitation

PM2.5 Trend

45h · 1 station
PM2.59.1 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX5.9
High
AD 300×250
9.1
Median
9.1
Average
9.1
Low
9.1
High
PM2.5 µg/m³ · Model: 5.8 · Bias: -3.3
05-29
18.6° 11.3°
1.31 mm
05-30
18.5° 10.4°
5.94 mm
05-31
25.6° 12.0°
0.38 mm
06-01
23.6° 6.1°
06-02
21.7° 11.4°
0.62 mm
06-03
25.9° 13.2°
06-04
20.8° 17.1°
1.0 mm
Get AQI alerts for Swansea

Notify me when air quality reaches:

Free · No account · Unsubscribe any time

Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-05-29T14:29 UTC.