Leeds: Air Pollution Today — AQI Index, PM2.5/PM10, Smog Alerts and Forecast

Latest air quality data: Leeds
Pollution and air quality forecast for Leeds. Today is Thursday, August 27, 2026. The following air pollution values have been recorded for Leeds:
  1. particulate matter (PM2.5) dust - 18 (Moderate)
  2. particulate matter (PM10) suspended dust - 24 (Moderate)
  3. ozone (O3) - 77 (Moderate)
  4. nitrogen dioxide (NO2) - 9 (Good)
  5. sulfur dioxide (SO2) - 2 (Good)
  6. carbon monoxide (CO) - 179 (Good)
Real-time Air Quality Index (AQI) for Leeds, Thursday, August 27, 2026: 2.

air quality index: 1
AQI 2 Moderate

What is the air quality in Leeds today? Is the air polluted in Leeds?. Is there smog?

Today (Thursday, August 27, 2026) air quality is moderate in Leeds. Some pollutants in Leeds may slightly affect very few hypersensitive individuals. Air pollutants in Leeds may cause minor breathing discomfort to sensitive people.


What is the current level of PM2.5 in Leeds? (particulate matter (PM2.5) dust)
Today's PM2.5 level is: 18 (Moderate) For comparison, the highest level of PM2.5 in Leeds in the last 7 days was: 12 (Thursday, August 27, 2026) and the lowest: 4 (Friday, August 21, 2026). The highest PM2.5 values were recorded: 23 (February 2019). The lowest level of particulate matter PM2.5 pollution occurs in month: August (5.9).

What is the level of PM10 today in Leeds? (particulate matter (PM10) suspended dust)
The current level of particulate matter PM10 in Leeds is: 24 (Moderate) The highest PM10 values usually occur in month: 32 (February 2019). The lowest value of particulate matter PM10 pollution in Leeds is usually recorded in: December (11).

How is the O3 level today in Leeds? (ozone (O3))
77 (Moderate)

How high is the level of NO2? (nitrogen dioxide (NO2))
9 (Good)

What is the level of SO2 pollution? (sulfur dioxide (SO2))
2 (Good)

How high is the CO level? (carbon monoxide (CO))
179 (Good)



Current data Thursday, August 27, 2026 at 2:00 AM

PM2,5 18 (Moderate)

PM10 24 (Moderate)

O3 77 (Moderate)

NO2 9 (Good)

SO2 2 (Good)

CO 179 (Good)

Data on air pollution from recent days in Leeds

index 2026-08-27 2026-08-26 2026-08-25 2026-08-24 2026-08-23 2026-08-22 2026-08-21 2026-08-20
pm25 12
Good
10
Good
5
Good
8
Good
9
Good
6
Good
4
Good
5
Good
pm10 17
Good
18
Good
10
Good
11
Good
14
Good
10
Good
8
Good
8
Good
o3 71
Moderate
76
Moderate
72
Moderate
56
Good
56
Good
54
Good
52
Good
44
Good
no2 13
Good
9
Good
6
Good
11
Good
14
Good
9
Good
7
Good
12
Good
so2 1
Good
1
Good
1
Good
2
Good
2
Good
1
Good
1
Good
1
Good
co 197
Good
183
Good
163
Good
200
Good
204
Good
178
Good
166
Good
160
Good
data source »
Air pollution in Leeds from February 2016 to May 2020
pollution pm25 hikersbay.com
index 2020-05 2020-04 2020-03 2020-02 2020-01 2019-12 2019-11 2019-10 2019-09 2019-08 2019-07 2019-06 2019-05 2019-04 2019-03 2019-02 2019-01 2018-12 2018-11 2018-10 2018-09 2018-08 2018-07 2018-06 2018-05 2018-04 2018-03 2018-02 2018-01 2017-12 2017-11 2017-10 2017-09 2017-08 2017-07 2017-06 2017-05 2017-04 2017-03 2017-02 2017-01 2016-12 2016-11 2016-10 2016-09 2016-08 2016-07 2016-06 2016-05 2016-04 2016-03 2016-02
o3 64 (Good) 72 (Moderate) 57 (Good) 54 (Good) 44 (Good) 30 (Good) 24 (Good) 30 (Good) 35 (Good) 49 (Good) 43 (Good) 49 (Good) 59 (Good) 67 (Good) 57 (Good) 30 (Good) 35 (Good) 23 (Good) 22 (Good) 33 (Good) 33 (Good) 33 (Good) 53 (Good) 54 (Good) 65 (Good) 53 (Good) 44 (Good) 35 (Good) 34 (Good) 34 (Good) 29 (Good) 32 (Good) 28 (Good) 34 (Good) 40 (Good) 45 (Good) 54 (Good) 50 (Good) 41 (Good) 35 (Good) 26 (Good) 24 (Good) 24 (Good) 27 (Good) 27 (Good) 35 (Good) 36 (Good) 43 (Good) 58 (Good) 49 (Good) 42 (Good) 40 (Good)
no2 15 (Good) 13 (Good) 22 (Good) 27 (Good) 30 (Good) 38 (Good) 36 (Good) 33 (Good) 24 (Good) 22 (Good) 19 (Good) 22 (Good) 22 (Good) 24 (Good) 27 (Good) 44 (Moderate) 37 (Good) 43 (Moderate) 36 (Good) 31 (Good) 31 (Good) 21 (Good) 21 (Good) 22 (Good) 22 (Good) 28 (Good) 34 (Good) 38 (Good) 36 (Good) 37 (Good) 40 (Moderate) 33 (Good) 32 (Good) 26 (Good) 22 (Good) 25 (Good) 26 (Good) 43 (Moderate) 36 (Good) 38 (Good) 42 (Moderate) 45 (Moderate) 44 (Moderate) 29 (Good) 29 (Good) 22 (Good) 21 (Good) 24 (Good) 25 (Good) 32 (Good) 35 (Good) 45 (Moderate)
so2 2.7 (Good) 2.6 (Good) 4.8 (Good) 4 (Good) 6.1 (Good) 4.9 (Good) 2.5 (Good) 3.1 (Good) 2 (Good) 2.2 (Good) 1.6 (Good) 2.6 (Good) 2.9 (Good) 2.6 (Good) 2.3 (Good) 3.8 (Good) 4.4 (Good) 3.9 (Good) 3.3 (Good) 1.6 (Good) 2.6 (Good) 1.5 (Good) 2.3 (Good) 2.9 (Good) 2.7 (Good) 2.5 (Good) 2.4 (Good) 1.9 (Good) 2.9 (Good) 2.6 (Good) 1.1 (Good) 1.6 (Good) 1.6 (Good) 1.7 (Good) 2.4 (Good) 2 (Good) 2.9 (Good) 3.7 (Good) 3.3 (Good) 4.5 (Good) 2.7 (Good) 1.2 (Good) 1.3 (Good) 3.7 (Good) 3 (Good) 6.7 (Good) 3.7 (Good) 1.9 (Good) 1.2 (Good) 0.99 (Good) 1.4 (Good) 1.4 (Good)
pm25 7.2 (Good) 10 (Good) 9.8 (Good) 7.7 (Good) 11 (Good) 12 (Good) 15 (Moderate) 9.8 (Good) 9 (Good) 10 (Good) 9.5 (Good) 9.4 (Good) 12 (Good) 20 (Moderate) 11 (Good) 23 (Moderate) 8.6 (Good) 11 (Good) 17 (Moderate) 9.1 (Good) 6.9 (Good) 6.9 (Good) 10 (Good) 11 (Good) 14 (Moderate) 13 (Good) 15 (Moderate) 15 (Moderate) 11 (Good) 7.6 (Good) 11 (Good) 7.5 (Good) 9.8 (Good) 7.7 (Good) 7.3 (Good) 7.3 (Good) 11 (Good) 9.8 (Good) 11 (Good) 14 (Moderate) 18 (Moderate) 16 (Moderate) 10 (Good) 7.3 (Good) 8.4 (Good) 5.9 (Good) 7.6 (Good) 12 (Good) 14 (Moderate) 10 (Good) 15 (Moderate) 20 (Moderate)
pm10 12 (Good) 16 (Good) 17 (Good) 11 (Good) 14 (Good) 15 (Good) 18 (Good) 13 (Good) 13 (Good) 14 (Good) 12 (Good) 12 (Good) 14 (Good) 25 (Moderate) 16 (Good) 32 (Moderate) 17 (Good) 18 (Good) 23 (Moderate) 15 (Good) 12 (Good) 11 (Good) 16 (Good) 18 (Good) 21 (Moderate) 19 (Good) 21 (Moderate) 20 (Good) 14 (Good) 11 (Good) 16 (Good) 12 (Good) 13 (Good) 11 (Good) 13 (Good) 15 (Good) 20 (Moderate) 18 (Good) 20 (Good) 21 (Moderate) 24 (Moderate) 24 (Moderate) 17 (Good) 14 (Good) 16 (Good) 14 (Good) 11 (Good) 17 (Good) 19 (Good) 14 (Good) 20 (Moderate) 26 (Moderate)
data source »

Quality of life in Leeds

Green and Parks in the City

Leeds 70%

Isle of Man: 78% Ireland: 72% Netherlands: 82% Belgium: 64% Faroe Islands: 87%

particulate matter PM2.5

Leeds 11 (Good)

Pleasure of spending time in the city

Leeds 64%

Isle of Man: 83% Ireland: 78% Netherlands: 88% Belgium: 64% Faroe Islands: 100%

particulate matter PM10

Leeds 18 (Good)

Air Pollution

Leeds 46%

Isle of Man: 13% Ireland: 24% Netherlands: 21% Belgium: 45% Faroe Islands: 0%

Garbage Disposal

Leeds 61%

Isle of Man: 78% Ireland: 61% Netherlands: 79% Belgium: 54% Faroe Islands: 88%

Availability and quality of drinking water

Leeds 79%

Isle of Man: 88% Ireland: 72% Netherlands: 92% Belgium: 70% Faroe Islands: 98%

Cleanliness and tidiness

Leeds 45%

Isle of Man: 69% Ireland: 52% Netherlands: 77% Belgium: 46% Faroe Islands: 94%

Noise and Light pollution

Leeds 53%

Isle of Man: 12% Ireland: 37% Netherlands: 31% Belgium: 54% Faroe Islands: 21%

Water Pollution

Leeds 21%

Isle of Man: 13% Ireland: 37% Netherlands: 17% Belgium: 42% Faroe Islands: 7.7%
Source: Numbeo


Leeds

Thursday, August 27, 2026 at 2:00 AM

PM2,5 18 (Moderate)

particulate matter (PM2.5) dust

PM10 24 (Moderate)

particulate matter (PM10) suspended dust

O3 77 (Moderate)

ozone (O3)

NO2 9 (Good)

nitrogen dioxide (NO2)

SO2 1.7 (Good)

sulfur dioxide (SO2)

CO 179 (Good)

carbon monoxide (CO)

Leeds

index 2026-08-20 2026-08-21 2026-08-22 2026-08-23 2026-08-24 2026-08-25 2026-08-26 2026-08-27
pm25 4.8 3.9 6 9.4 7.8 5.2 10 12
pm10 8.4 8.2 10 14 11 9.8 18 17
o3 44 52 54 56 56 72 76 71
no2 12 7.4 9.1 14 11 5.7 9.3 13
so2 0.88 0.69 0.87 1.6 1.6 0.71 1.5 1.3
co 160 166 178 204 200 163 183 197

Leeds Centre

2016-02   2020-05
pollution pm25 hikersbay.com
index 2020-05 2020-04 2020-03 2020-02 2020-01 2019-12 2019-11 2019-10 2019-09 2019-08 2019-07 2019-06 2019-05 2019-04 2019-03 2019-02 2019-01 2018-12 2018-11 2018-10 2018-09 2018-08 2018-07 2018-06 2018-05 2018-04 2018-03 2018-02 2018-01 2017-12 2017-11 2017-10 2017-09 2017-08 2017-07 2017-06 2017-05 2017-04 2017-03 2017-02 2017-01 2016-12 2016-11 2016-10 2016-09 2016-08 2016-07 2016-06 2016-05 2016-04 2016-03 2016-02
no2 15 13 22 27 30 38 36 33 24 22 19 22 22 24 27 44 37 43 36 31 31 21 21 22 22 28 34 38 36 37 40 33 32 26 22 25 26 43 36 38 42 45 44 29 29 22 21 24 25 32 35 45
so2 2.7 2.6 4.8 4 6.1 4.9 2.5 3.1 2 2.2 1.6 2.6 2.9 2.6 2.3 3.8 4.4 3.9 3.3 1.6 2.6 1.5 2.3 2.9 2.7 2.5 2.4 1.9 2.9 2.6 1.1 1.6 1.6 1.7 2.4 2 2.9 3.7 3.3 4.5 2.7 1.2 1.3 3.7 3 6.7 3.7 1.9 1.2 0.99 1.4 1.4
pm10 12 16 17 11 14 15 18 13 13 14 12 12 14 25 16 32 17 18 23 15 12 11 16 18 21 19 21 20 14 11 16 12 13 11 13 15 20 18 20 21 24 24 17 14 16 14 11 17 19 14 20 26
o3 64 72 57 54 44 30 24 30 35 49 43 49 59 67 57 30 35 23 22 33 33 33 53 54 65 53 44 35 34 34 29 32 28 34 40 45 54 50 41 35 26 24 24 27 27 35 36 43 58 49 42 40
pm25 7.2 10 9.8 7.7 11 12 15 9.8 9 10 9.5 9.4 12 20 11 23 8.6 11 17 9.1 6.9 6.9 10 11 14 13 15 15 11 7.6 11 7.5 9.8 7.7 7.3 7.3 11 9.8 11 14 18 16 10 7.3 8.4 5.9 7.6 12 14 10 15 20

* Pollution data source: https://openaq.org (DEFRA) The data is licensed under CC-By 4.0

🌦️ Weather · 16-day Forecast — United Kingdom

🌦️ WEATHER · 16-DAY FORECASTUnited Kingdom🌤️20°Partly cloudyToday · ↑21° ↓9°💨 4 km/h · 💧 56%Mon24.08🌤️21°Tue25.08☁️20°Wed26.08☁️21°14°Thu27.08☁️23°14°Fri28.08🌧️21°12°Sat29.08🌧️15°12°Sun30.08🌧️18°12°Mon31.08🌧️16°Tue1.09🌧️15°Wed2.09🌧️16°14°Thu3.09🌧️18°13°Fri4.09☁️16°Sat5.09🌧️15°Sun6.09☁️16°Mon7.09🌧️16°12°Tue8.09🌧️15°11°pollution-alert.com · August 27, 2026

16-day weather forecast for United Kingdom: today around 21°C (partly cloudy), lows near 9°C. Daily temperature and conditions, updated every day. A moderate breeze (about 14 km/h) is partially dispersing pollutants today.

☀️ UV Index · 16-day Forecast — United Kingdom

☀️ UV INDEX · 16-DAY FORECASTUnited Kingdom03681111+2.9UV LOWtoday, day maxYou can safely stay in the sun. Sunscreen only matterson very long exposure.3Wed26.083Thu27.081Fri28.083Sat29.085Sun30.084Mon31.084Tue1.094Wed2.091Thu3.091Fri4.094Sat5.091Sun6.092Mon7.092Tue8.091Wed9.094Thu10.090-2 low3-5 moderate6-7 high8-10 very high11+ extremepollution-alert.com · August 27, 2026

The UV index in United Kingdom today is 2.9 (low).

📍 Air quality in nearby cities

Live PM2.5 around Leeds — compare nearby locations.

Frequently asked questions

Is the air safe to breathe in Leeds today?
The current average PM2.5 across Leeds is about 18 µg/m³, rated “Moderate”. Air quality is acceptable, but unusually sensitive people should limit prolonged outdoor exertion.
What is the current PM2.5 level in Leeds?
Right now PM2.5 in Leeds averages about 18 µg/m³ (“Moderate”). PM2.5 are fine particles small enough to reach the lungs and bloodstream.
Which day last week had the worst air in Leeds?
Over the past week, the highest daily PM2.5 in Leeds was recorded on Thursday, August 27 (about 12 µg/m³).
What is the UV index in Leeds today?
The UV index in Leeds today is 2.9 (low).
Does today's wind help disperse smog in Leeds?
A moderate breeze (about 14 km/h) is partially dispersing pollutants today.
How is air quality measured?
Air quality here is based on PM2.5 — the concentration of fine particulate matter in µg/m³. Lower values mean cleaner air. Data is updated daily from Open-Meteo.