Air quality
Air quality in Urmston today
Updated
Good (US AQI 37) Air quality is satisfactory and poses little or no risk; a good time for outdoor activity. Model estimate for Fri, Nov 6, 1:00 am (01:00 UTC).
Air quality in Urmston right now
Right now the modelled US Air Quality Index for Urmston, England, United Kingdom is 37, which falls in the "Good" band (up to 50). Air quality is satisfactory and poses little or no risk; a good time for outdoor activity.
The index is driven mainly by PM2.5, whose own sub-index is 37. Fine and coarse particles come from traffic, heating, industry, dust and smoke; they build up on calm nights and clear when wind or rain arrives.
PM2.5 is 13 µg/m³, within the WHO 24-hour guideline of 15 µg/m³; PM10 is 20 µg/m³ against a guideline of 45; ozone is 25 µg/m³ (below the WHO 8-hour level of 100); nitrogen dioxide is 33 µg/m³ (above the 24-hour guideline of 25).
Also this hour: carbon monoxide 208 µg/m³.
Live AQI, PM2.5, PM10 and ozone for Urmston, England, United Kingdom, with a 48-hour forecast and the best time to be outside.
- US AQI now
- 37 Good
- PM2.5
- 13 µg/m³ 0.8× WHO 24-h guideline
- PM10
- 20 µg/m³
- Ozone
- 25 µg/m³
- Dominant pollutant
- PM2.5 sub-index 37
- Best hour today
- 6:00 am AQI 46
- European AQI
- 44
Urmston AQI forecast: next 48 hours
Over the next 24 hours the AQI is forecast to range from 37 around Fri 1:00 am to 64 around Sat 1:00 am, from "Good" at best to "Moderate" at worst.
The following day is expected to be worse, averaging about 74 against 52 for the next 24 hours.
| Local time (Europe/London) | US AQI | Category | PM2.5 µg/m³ | PM10 µg/m³ | Ozone µg/m³ |
|---|---|---|---|---|---|
| Fri 1:00 am | 37 | Good | 12.6 | 20 | 25 |
| Fri 4:00 am | 43 | Good | 10.4 | 17 | 29 |
| Fri 7:00 am | 47 | Good | 11 | 18 | 15 |
| Fri 10:00 am | 51 | Moderate | 15.8 | 24 | 18 |
| Fri 1:00 pm | 53 | Moderate | 13.2 | 17 | 39 |
| Fri 4:00 pm | 55 | Moderate | 17.6 | 22 | 18 |
| Fri 7:00 pm | 58 | Moderate | 23.7 | 30 | 1 |
| Fri 10:00 pm | 61 | Moderate | 25.3 | 33 | 0 |
| Sat 1:00 am | 64 | Moderate | 27.7 | 34 | 0 |
| Sat 4:00 am | 67 | Moderate | 22.4 | 30 | 1 |
| Sat 7:00 am | 70 | Moderate | 24.1 | 29 | 3 |
| Sat 10:00 am | 73 | Moderate | 26.7 | 33 | 4 |
| Sat 1:00 pm | 76 | Moderate | 22.4 | 27 | 25 |
| Sat 4:00 pm | 77 | Moderate | 19.9 | 24 | 25 |
| Sat 7:00 pm | 78 | Moderate | 26.8 | 32 | 9 |
| Sat 10:00 pm | 79 | Moderate | 30.3 | 36 | 2 |
| Sun 1:00 am | 80 | Moderate | 30.1 | 34 | 3 |
Every third hour of the CAMS forecast via Open-Meteo. US AQI uses rolling averages (24 h for particles, 8 h for ozone), so it moves more slowly than the hourly concentrations.
Best time to be outside in Urmston today
Between 6 am and 9 pm local time, the cleanest air today is forecast around 6:00 am (AQI 46, Good) and the worst around 9:00 pm (AQI 60). That is a swing of 14 points, so a run or walk around 6:00 am is noticeably better.
Urmston vs the rest of United Kingdom
Across 43 United Kingdom cities we track, the average US AQI right now is 41 (Good). Urmston at 37 is about average.
For context, the median across 2,646 cities worldwide is 64.
Air quality in cities near Urmston
| City | Distance | US AQI | Category | PM2.5 µg/m³ |
|---|---|---|---|---|
| Salford | 6 km | 36 | Good | 11.9 |
| Manchester | 9 km | 36 | Good | 11.9 |
| Stockport | 14 km | 36 | Good | 11.9 |
Model vs measured
The nearest measured PM2.5 reading is 15 µg/m³ from Sensor.Community (median of 7 sensors), centred about 9 km from the city centre. That is close to the model estimate of 13 µg/m³. Low-cost sensors can read high in humid air; reference monitors are more accurate but sparser.
Advice for sensitive groups
With the AQI at 37, there is no need for sensitive groups to change plans. People with asthma should still carry their reliever inhaler as usual.
What the US AQI numbers mean
| US AQI | Category | What it means |
|---|---|---|
| 0-50 | Good | Air quality is satisfactory and poses little or no risk; a good time for outdoor activity. |
| 51-100 | Moderate | Acceptable for most people. Unusually sensitive people should consider shortening long or heavy exertion outdoors. |
| 101-150 | Unhealthy for Sensitive Groups | People with heart or lung disease, older adults, children and teens should cut back on prolonged or heavy exertion outdoors. |
| 151-200 | Unhealthy | Everyone should reduce prolonged or heavy exertion outdoors; sensitive groups should avoid it and keep windows closed. |
| 201-300 | Very Unhealthy | Health alert: everyone should avoid prolonged or heavy exertion outdoors, and sensitive groups should stay indoors. |
| 301-500 | Hazardous | Emergency conditions: everyone should avoid all outdoor physical activity and stay indoors with filtered air if possible. The scale tops out at 500; heavier dust or smoke is shown as 500. |
Values on this page are modelled by CAMS (Copernicus) and served by Open-Meteo; they are estimates for the area around the city centre, not readings from an official monitor.
Nearby cities
More for Urmston
Air quality elsewhere
Guides
Data: Open-Meteo Air Quality API, Copernicus Atmosphere Monitoring Service (CAMS), Sensor.Community.