Essex, Maryland, United States Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
March Air Quality Analysis
Essex, Maryland, United States
AQI Trends: Highest and Lowest
Same Day Analysis (4th March):
On this day, AQI across the 2 years varied significantly: 2026 ranks 1st highest AQI at 29 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 3rd Mar - 4th Mar 2026
Essex, Maryland, United States
6 AM3rd Mar 2026
5 PM
5 AM4th Mar 2026
53AQI
8AQI
42AQI
10AQI
In the last 24 hours,
Essex's AQI reached its highest point of 53 at 4 PM during the Day, while the lowest point, 8, was recorded at 2 PM during the Day between 3rd Mar and 4th Mar 2026.
Day & Night AQI Trend : Feb - Mar 2026
Essex, Maryland, United States
-4°C-11/4°C
-2°C-8/4°C
-7°C-11/0°C
-6°C-11/0°C
-8°C-11/-6°C
-10°C-14/-4°C
-7°C-13/-1°C
-1°C-6/5°C
4°C0/8°C
1°C-1/4°C
0°C-4/5°C
4°C-1/17°C
4°C0/12°C
3°C1/6°C
4°C2/7°C
4°C1/8°C
4°C2/7°C
6°C3/10°C
6°C2/11°C
2°C0/4°C
1°C-1/4°C
0°C-3/3°C
5°C-2/13°C
6°C1/12°C
4°C0/10°C
6°C-2/17°C
6°C2/11°C
0°C-2/5°C
1°C-1/4°C
6°C3/9°C
53AQI
29AQI
46AQI
28AQI
2026 Days Vs Air Quality
Essex, Maryland, United States
95%
60
5%
3
Total number of days with different AQI categories in last 64 days in 2026 (301 days remaining)
Under WHO’s Safe Air Quality Limits: 95%
Health Risk Level:
Very Low
In 2026, 95% of 64 days were within WHO’s safe air quality limits. The risk of health issues is Very Low, but health impacts are still unclear.
Annual Air Quality Insights
Essex, Maryland, United States
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
21AQI (US)
31AQI (US)
38AQI (US)
51AQI (US)
48AQI (US)
56AQI (US)
46AQI (US)
39AQI (US)
46AQI (US)
34AQI (US)
14AQI (US)
17AQI (US)
34AQI (US)
33AQI (US)
26AQI (US)
22AQI (US)
35AQI (US)
56AQI (US)
31AQI (US)
23AQI (US)
33AQI (US)
31AQI (US)
30AQI (US)
45AQI (US)
45AQI (US)
48AQI (US)
43AQI (US)
41AQI (US)
36AQI (US)
41AQI (US)
29AQI (US)
36AQI (US)
37AQI (US)
38AQI (US)
34AQI (US)
42AQI (US)
43AQI (US)
26AQI (US)
47AQI (US)
36AQI (US)
32AQI (US)
31AQI (US)
45AQI (US)
38AQI (US)
36AQI (US)
38AQI (US)
29AQI (US)
33AQI (US)
33AQI (US)
38AQI (US)
33AQI (US)
32AQI (US)
29AQI (US)
41AQI (US)
42AQI (US)
33AQI (US)
33AQI (US)
24AQI (US)
31AQI (US)
32AQI (US)
46AQI (US)
21AQI (US)
29AQI (US)
36AQI (US)
35AQI (US)
32AQI (US)
No. of days
202636AQI (US)
Highest AQI (US) recorded in
January36AQI (US)
Lowest AQI (US) recorded in
March32AQI (US)
202537AQI (US)
Highest AQI (US) recorded in
June42AQI (US)
Lowest AQI (US) recorded in
May27AQI (US)
Most & Least Polluted Years Over the Last 2 Years
Essex's annual 2026 AQI (US) (36) shows an average percentage change of -2.7% (improved AQI (US)) compared to previous years: 2025 (37).