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Egham (England) (GB)

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

Bezchmurnie
3°C
Bezchmurnie
Humidity
84.6%
Wind
2 m/s
Pressure
1012.3 hPa
Direction
243°
Sunrise
05:00
Sunset
17:00
24h Forecast:
Temp.
1° / 12°
Precip.
1.9mm
Max wind
8.7 m/s

Hourly Forecast

15.03
Now
Weather
15.03
01:00
Weather
15.03
02:00
Weather
15.03
03:00
Weather
15.03
04:00
Weather
15.03
05:00
Weather
15.03
06:00
Weather
15.03
07:00
Weather
15.03
08:00
Weather
15.03
09:00
Weather
15.03
10:00
Weather
7
15.03
11:00
Weather
11°
7
15.03
12:00
Weather
12°
8
15.03
13:00
Weather
11°
8
15.03
14:00
Weather
11°
8
15.03
15:00
Weather
10°
0.1
9
15.03
16:00
Weather
10°
0.9
9
15.03
17:00
Weather
0.9
7
15.03
18:00
Weather
8
15.03
19:00
Weather
6
15.03
20:00
Weather
6
15.03
21:00
Weather
5
15.03
22:00
Weather
15.03
23:00
Weather

Temperature

12°C
1°C
00:00
3°C
01:00
2°C
02:00
2°C
03:00
2°C
04:00
1°C
05:00
1°C
06:00
2°C
07:00
3°C
08:00
5°C
09:00
7°C
10:00
9°C
11:00
11°C
12:00
12°C
13:00
11°C
14:00
11°C
15:00
10°C
16:00
10°C
17:00
9°C
18:00
9°C
19:00
8°C
20:00
7°C
21:00
7°C
22:00
6°C
23:00
6°C
00:00 11:00 23:00

Precipitation

0.9mm
0mm
15:00
0.1mm
16:00
0.9mm
17:00
0.9mm
00:00 11:00 23:00

Wind

8.7m/s
0m/s
00:00
1.7 m/s
01:00
1.9 m/s
02:00
2.3 m/s
03:00
2.2 m/s
04:00
2.1 m/s
05:00
2.2 m/s
06:00
2.7 m/s
07:00
3.2 m/s
08:00
3.9 m/s
09:00
4 m/s
10:00
6.7 m/s
11:00
6.8 m/s
12:00
7.6 m/s
13:00
7.7 m/s
14:00
8 m/s
15:00
8.5 m/s
16:00
8.7 m/s
17:00
6.9 m/s
18:00
7.9 m/s
19:00
6.1 m/s
20:00
5.5 m/s
21:00
5.2 m/s
22:00
5 m/s
23:00
4.8 m/s
00:00 11:00 23:00

Radiation

0.13 uSv
3.9 km
16.2%

Measurement time: 2026-03-14 23:52

source: radioactiveAtHome

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
31.2 km
149
49.7%

Measurement time: 2026-03-15 00:00

Calculated from PM2.5/PM10

PM2.5
31.2 km
55 µg/m3
65.5%

Measurement time: 2026-03-15 00:00

source: Aqicn

NO2
31.2 km
30 µg/m3
15%

Measurement time: 2026-03-15 00:00

source: Aqicn

PM10
31.2 km
17 µg/m3
12.1%

Measurement time: 2026-03-15 00:00

source: Aqicn

O3
31.2 km
5.6 µg/m3
3.5%

Measurement time: 2026-03-15 00:00

source: Aqicn

SO2
31.2 km
1.7 µg/m3
0.5%

Measurement time: 2026-03-15 00:00

source: Aqicn

CO
31.2 km
0.0046 mg/m3
0%

Measurement time: 2026-03-15 00:00

source: Aqicn

About Air Quality in Egham

Air quality in Egham 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 Egham

  • 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 Egham?

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 Egham

If you're planning outdoor activities in Egham, 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.