AQI

Lisburn And Castlereagh Air Quality Index & Realtime Air Pollution

Live AQI
27(AQI-US)
Air Quality is
Good
PM2.5 :6.4µg/m³
PM10 :11.5µg/m³
Good
Moderate
Poor
Unhealthy
Severe
Hazardous
050100150200300301+
Good air quality mascot

Primary Air Pollutants Lisburn And Castlereagh (Northern Ireland)

PM2.56µg/m³
PM2.5
Fine particles
PM1012µg/m³
PM10
Coarse particles
SO₂0µg/m³
SO₂
Sulphur dioxide
CO121µg/m³
CO
Carbon monoxide
NO₂2µg/m³
NO₂
Nitrogen dioxide
O₃56µg/m³
O₃
Ozone

Hourly forecast Lisburn And Castlereagh (Northern Ireland)

Now15°
Overcast
10:0016°
Overcast
11:0017°
Partly cloudy
12:0018°
Partly cloudy
13:0018°
Partly cloudy
14:0019°
Overcast
15:0020°
Overcast
16:0019°
Overcast
17:0019°
Overcast
18:0018°
Overcast
19:0017°
Partly cloudy
20:0016°
Overcast
21:0015°
Partly cloudy
22:0015°
Overcast
23:0015°
Mostly clear
00:0014°
Overcast
01:0014°
Overcast
02:0014°
Overcast
03:0013°
Overcast
04:0013°
Overcast
05:0013°
Clear sky
06:0013°
Overcast
07:0013°
Clear sky
08:0014°
Clear sky

Health Recommendations for Lisburn And Castlereagh Residents

Based on current air quality: Good · AQI 27

Good
Air Purifier
Air PurifierTurn Off
Car Filter
Car FilterAdvisable
N95 Mask
N95 MaskAdvisable
Stay Indoor
Stay IndoorAdvisable

UV Index

1.3

Low

Safe to be outside. Minimal UV risk.

Wind

13.7 km/h

Light breeze — leaves rustling gently.

AQI Graph

Historical AQI Data Lisburn And Castlereagh (Northern Ireland)

27
Min. AQIat 9:00 AM on 21st Jul
39
Max. AQIat 7:00 AM on 21st Jul
20-07-2026Time21-07-2026

United Kingdom’s Major Cities AQI Overview


Most Polluted Cities by AQI United Kingdom

Last Updated: 20 Jul 2026, 23:27

Health Advice For People Living in Lisburn And Castlereagh

0.3
Cigarettes
per day
Weekly2.1 Cigarettes
Monthly9 Cigarettes

Breathing the air in this location is equivalent to smoking 0.3 cigarettes a day.

Disclaimer: This cigarette-equivalent estimate is calculated using the average PM2.5 concentration from the past 24 hours, assuming constant exposure throughout that period.
Solutions for Lisburn And Castlereagh Current AQI (US)
Air Purifier
Air PurifierTurn Off
Car Filter
Car FilterAdvisable
N95 Mask
N95 MaskAdvisable
Stay Indoor
Stay IndoorAdvisable
Must turn on the air purifier to enjoy fresh air.Get an Air Purifier

Prevent Health Problems: Understand Your Risks

Lisburn And Castlereagh · Current air quality: Good · AQI 27

Low Trigger Risk

Headaches

Risk of Headaches symptoms is Low when AQI of Lisburn And Castlereagh is Good (0-50).

Common signs

Common effects can include: Pressure or tightness around the forehead and temples, Sensitivity to light or smell, Fatigue or difficulty concentrating.

Do’s :
  • Opt for indoor, air with filtration when the AQI is poor.
  • Increase fluids and rest from digital screens or intense light if you are migraine-prone.
  • If you Use prescribed migraine meds, Keep them accessible.
Don’ts :
  • Don’t do intense outdoor exercise during elevated AQI periods.
  • Do not ignore worsening signs that feel unusual for you.

Disclaimer: The health risks mentioned above are precautionary recommendations based on current AQI levels. While you may not experience immediate effects, prolonged exposure to air pollution can lead to these health issues over time. This is not medical advice. Please consult a clinician if you experience severe, unusual, or worsening symptoms.

Lisburn And Castlereagh's Nearby Cities AQI

State: Northern Ireland
Population: 348,005
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Air Quality FAQs at Lisburn And Castlereagh, Northern Ireland

The current real-time AQI (US) level in Lisburn And Castlereagh, Northern Ireland is 27 (Good). This was last updated recently.

The best AQI (US) level was generally lower during the early afternoon in the last 24 hours.

The worst AQI (US) level typically peaks during early morning or late evening hours due to temperature inversion.

The AQI (US) levels in Lisburn And Castlereagh, Northern Ireland have been fluctuating throughout the last 24 hours depending on traffic and weather conditions.

Current AQI (US) levels are good for everyone. It's advised to adjust your outdoor activities based on personal sensitivity.