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Leondárion (Attica) (GR)

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

Heavy rain
7°C
Heavy rain
Humidity
81.8%
Wind
10 m/s
Pressure
1007.8 hPa
Direction
Sunrise
05:00
Sunset
17:00
24h Forecast:
Temp.
4° / 11°
Precip.
2.9mm
Max wind
10.3 m/s

Hourly Forecast

20.03
Now
Weather
1.7
10
20.03
07:00
Weather
0.4
10
20.03
08:00
Weather
0.5
9
20.03
09:00
Weather
0.3
9
20.03
10:00
Weather
10
20.03
11:00
Weather
10°
10
20.03
12:00
Weather
11°
10
20.03
13:00
Weather
10°
9
20.03
14:00
Weather
10°
9
20.03
15:00
Weather
10°
9
20.03
16:00
Weather
8
20.03
17:00
Weather
7
20.03
18:00
Weather
7
20.03
19:00
Weather
7
20.03
20:00
Weather
7
20.03
21:00
Weather
6
20.03
22:00
Weather
6
20.03
23:00
Weather
6
21.03
00:00
Weather
21.03
01:00
Weather
21.03
02:00
Weather
21.03
03:00
Weather
21.03
04:00
Weather
21.03
05:00
Weather

Temperature

11°C
4°C
06:00
7°C
07:00
7°C
08:00
8°C
09:00
8°C
10:00
9°C
11:00
10°C
12:00
11°C
13:00
10°C
14:00
10°C
15:00
10°C
16:00
9°C
17:00
8°C
18:00
8°C
19:00
7°C
20:00
6°C
21:00
6°C
22:00
5°C
23:00
5°C
00:00
4°C
01:00
4°C
02:00
4°C
03:00
4°C
04:00
4°C
05:00
5°C
06:00 17:00 05:00

Precipitation

1.7mm
0mm
06:00
1.7mm
07:00
0.4mm
08:00
0.5mm
09:00
0.3mm
06:00 17:00 05:00

Wind

10.3m/s
0m/s
06:00
9.5 m/s
07:00
9.7 m/s
08:00
9.1 m/s
09:00
8.9 m/s
10:00
10.3 m/s
11:00
10.1 m/s
12:00
9.5 m/s
13:00
9.2 m/s
14:00
8.9 m/s
15:00
8.5 m/s
16:00
7.9 m/s
17:00
7.1 m/s
18:00
7.3 m/s
19:00
7 m/s
20:00
6.6 m/s
21:00
6.3 m/s
22:00
5.8 m/s
23:00
5.6 m/s
00:00
4.8 m/s
01:00
4.4 m/s
02:00
4.6 m/s
03:00
4.4 m/s
04:00
4.8 m/s
05:00
5 m/s
06:00 17:00 05:00

Radiation

0.063 uSv
4.2 km
7.8%

Measurement time: 2026-03-20 01:00

source: remap_europe

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
20.4 km
69
23%

Measurement time: 2026-03-20 05:00

Calculated from PM2.5/PM10

PM2.5
20.4 km
21 µg/m3
25%

Measurement time: 2026-03-20 05:00

source: Aqicn

O3
20.4 km
21.6 µg/m3
13.5%

Measurement time: 2026-03-20 05:00

source: Aqicn

PM10
20.4 km
13 µg/m3
9.3%

Measurement time: 2026-03-20 05:00

source: Aqicn

NO2
20.4 km
10.6 µg/m3
5.3%

Measurement time: 2026-03-20 05:00

source: Aqicn

SO2
20.4 km
6.1 µg/m3
1.7%

Measurement time: 2026-03-20 05:00

source: Aqicn

CO
20.4 km
0.0001 mg/m3
0%

Measurement time: 2026-03-20 05:00

source: Aqicn

About Air Quality in Leondárion

Air quality in Leondárion 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 Leondárion

  • 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 Leondárion?

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 Leondárion

If you're planning outdoor activities in Leondárion, 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.