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Simpsonville (South Carolina) (US)

Air Quality Trend (last 7 days)

Good (0-50)
Moderate (51-100)
Unhealthy for Sensitive Groups (101-150)
Unhealthy (151-200)
Very Unhealthy (201-300)
Hazardous (300+)

Weather - 48h MET Norway

Light rain
17°C
Light rain
Humidity
91.3%
Wind
8 m/s
Pressure
1002.8 hPa
Direction
199°
Sunrise
05:00
Sunset
17:00
24h Forecast:
Temp.
-1° / 18°
Precip.
6.3mm
Max wind
10.2 m/s

Hourly Forecast

16.03
Now
Weather
17°
0.1
8
16.03
13:00
Weather
18°
1.6
9
16.03
14:00
Weather
17°
0.8
9
16.03
15:00
Weather
18°
1.3
10
16.03
16:00
Weather
17°
0.5
8
16.03
17:00
Weather
16°
0.3
7
16.03
18:00
Weather
15°
0.2
10
16.03
19:00
Weather
12°
1.3
9
16.03
20:00
Weather
0.2
9
16.03
21:00
Weather
9
16.03
22:00
Weather
9
16.03
23:00
Weather
10
17.03
00:00
Weather
9
17.03
01:00
Weather
7
17.03
02:00
Weather
7
17.03
03:00
Weather
6
17.03
04:00
Weather
6
17.03
05:00
Weather
6
17.03
06:00
Weather
6
17.03
07:00
Weather
17.03
08:00
Weather
17.03
09:00
Weather
-0°
17.03
10:00
Weather
-1°
17.03
11:00
Weather
-1°

Temperature

18°C
-1°C
12:00
17°C
13:00
18°C
14:00
17°C
15:00
18°C
16:00
17°C
17:00
16°C
18:00
15°C
19:00
12°C
20:00
8°C
21:00
7°C
22:00
7°C
23:00
6°C
00:00
4°C
01:00
3°C
02:00
3°C
03:00
2°C
04:00
2°C
05:00
2°C
06:00
1°C
07:00
1°C
08:00
0°C
09:00
-0°C
10:00
-1°C
11:00
-1°C
12:00 23:00 11:00

Precipitation

1.6mm
0mm
12:00
0.1mm
13:00
1.6mm
14:00
0.8mm
15:00
1.3mm
16:00
0.5mm
17:00
0.3mm
18:00
0.2mm
19:00
1.3mm
20:00
0.2mm
12:00 23:00 11:00

Wind

10.2m/s
0m/s
12:00
8 m/s
13:00
8.6 m/s
14:00
9.1 m/s
15:00
9.9 m/s
16:00
8 m/s
17:00
7 m/s
18:00
9.5 m/s
19:00
9.4 m/s
20:00
8.9 m/s
21:00
9.2 m/s
22:00
9.4 m/s
23:00
10.2 m/s
00:00
8.7 m/s
01:00
7.3 m/s
02:00
6.6 m/s
03:00
6.4 m/s
04:00
5.9 m/s
05:00
5.7 m/s
06:00
5.7 m/s
07:00
4.9 m/s
08:00
4.8 m/s
09:00
4.5 m/s
10:00
4.4 m/s
11:00
4 m/s
12:00 23:00 11:00

Radiation

No sensor within 100 km.

We display the worst measurements from all stations in the area. This approach provides a more cautious assessment of air quality, accounting for local pollution sources.

AQI
18.9 km
94
31.3%

Measurement time: 2026-03-16 12:00

Calculated from PM2.5/PM10

PM2.5
18.9 km
33 µg/m3
39.3%

Measurement time: 2026-03-16 12:00

source: Aqicn

O3
50 km
53.26 µg/m3
33.3%

Measurement time: 2026-03-16 12:50

source: OpenWeatherMap

PM10
18.9 km
13 µg/m3
9.3%

Measurement time: 2026-03-16 12:00

source: Aqicn

NO2
18.9 km
2.8 µg/m3
1.4%

Measurement time: 2026-03-16 12:00

source: Aqicn

CO
50 km
0.10606 mg/m3
0.8%

Measurement time: 2026-03-16 12:50

source: OpenWeatherMap

SO2
50 km
0.82 µg/m3
0.2%

Measurement time: 2026-03-16 12:50

source: OpenWeatherMap

Info


Latitude: 34.73706
Longitude: -82.25428


Solar Energy

Low
160.8 W/m²
Solar Radiation
Solar Calculator
Calculate energy production for Simpsonville

About Air Quality in Simpsonville

Air quality in Simpsonville is monitored in real-time by sensors and measurement stations. On this page you'll find current data on major air pollutants including particulate matter PM2.5 and PM10, nitrogen dioxide (NO2), ozone (O3), and radiation levels.

Common Pollutants in Simpsonville

  • PM2.5 - fine particulate matter up to 2.5 micrometers, particularly harmful to health
  • PM10 - particulate matter up to 10 micrometers from traffic and industry
  • NO2 - nitrogen dioxide mainly emitted by vehicles
  • O3 - tropospheric ozone formed in photochemical reactions

When is Air Quality Best in Simpsonville?

Generally, the best air quality occurs:

  • Early morning (5:00-7:00 AM) before rush hour traffic
  • After rainfall which cleanses the atmosphere
  • During strong winds that disperse pollutants
  • In summer months when heating systems are less used

Tips for Runners in Simpsonville

If you're planning outdoor activities in Simpsonville, always check the current AQI value. When AQI exceeds 100, consider moving your workout indoors or shortening the distance. People with respiratory issues, children, and seniors should be especially cautious during elevated pollution levels. Choose routes away from busy streets and industrial areas.