AQI

Essex Air Quality Index & Realtime Air Pollution

Live AQI
62(AQI-US)
Air Quality is
Moderate
PM2.5 :17.3µg/m³
PM10 :20.7µg/m³
Good
Moderate
Poor
Unhealthy
Severe
Hazardous
050100150200300301+
Moderate air quality mascot

Primary Air Pollutants Essex (Massachusetts)

PM2.517µg/m³
PM2.5
Fine particles
PM1021µg/m³
PM10
Coarse particles
SO₂0µg/m³
SO₂
Sulphur dioxide
CO137µg/m³
CO
Carbon monoxide
NO₂2µg/m³
NO₂
Nitrogen dioxide
O₃105µg/m³
O₃
Ozone

Hourly forecast Essex (Massachusetts)

Now21°
Dense drizzle
19:0020°
Heavy rain
20:0020°
Moderate drizzle
21:0021°
Moderate drizzle
22:0022°
Light drizzle
23:0022°
Overcast
00:0022°
Overcast
01:0022°
Light drizzle
02:0022°
Overcast
03:0022°
Overcast
04:0022°
Overcast
05:0022°
Overcast
06:0022°
Overcast
07:0023°
Light drizzle
08:0023°
Moderate drizzle
09:0025°
Light drizzle
10:0024°
Overcast
11:0027°
Overcast
12:0027°
Overcast
13:0027°
Clear sky
14:0027°
Clear sky
15:0028°
Clear sky
16:0028°
Mostly clear
17:0027°
Partly cloudy

Health Recommendations for Essex Residents

Based on current air quality: Moderate · AQI 62

Moderate
Air Purifier
Air PurifierTurn On
Car Filter
Car FilterMust
N95 Mask
N95 MaskMust
Stay Indoor
Stay IndoorMust

UV Index

0.45

Low

Safe to be outside. Minimal UV risk.

Wind

18.7 km/h

Moderate wind — noticeable and steady.

AQI Graph

Historical AQI Data Essex (Massachusetts)

41
Min. AQIat 7:00 AM on 21st Jul
73
Max. AQIat 1:00 PM on 21st Jul
20-07-2026Time21-07-2026

United States Major Cities AQI Overview


Most Polluted Cities by AQI United States

Last Updated: 21 Jul 2026, 15:01

Health Advice For People Living in Essex

0.8
Cigarettes
per day
Weekly5.6 Cigarettes
Monthly24 Cigarettes

Breathing the air in this location is equivalent to smoking 0.8 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 Essex Current AQI (US)
Air Purifier
Air PurifierTurn On
Car Filter
Car FilterMust
N95 Mask
N95 MaskMust
Stay Indoor
Stay IndoorMust
Must turn on the air purifier to enjoy fresh air.Get an Air Purifier

Prevent Health Problems: Understand Your Risks

Essex · Current air quality: Moderate · AQI 62

Mild Trigger Risk

Headaches

Risk of Headaches symptoms is Mild when AQI of Essex is Moderate (51-100).

Common signs

Possible signs include: Pressure or tightness around the forehead and temples, Sensitivity to light or smell, Fatigue or difficulty concentrating.

Do’s :
  • Favor indoor, filtered indoor air when the AQI is worse.
  • Hydrate and take breaks from screens or bright light if you are migraine-prone.
  • If you Try prescribed migraine meds, Have them accessible.
Don’ts :
  • Do not do intense outdoor exercise during elevated AQI periods.
  • Avoid ignore worsening effects 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.

Essex's Nearby Cities AQI

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Air Quality FAQs at Essex, Massachusetts

The current real-time AQI (US) level in Essex, Massachusetts is 62 (Moderate). 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 Essex, Massachusetts have been fluctuating throughout the last 24 hours depending on traffic and weather conditions.

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