Stay updated with real-time air quality in Hitchin, Hertfordshire featuring accurate data on AQI, PM2.5, PM10, O3, NO2, SO2, and CO levels. Use our interactive map and detailed forecasts to monitor pollution trends, manage health risks, and plan your daily activities with confidence.
Live AQI (Air Quality Index)
38
Good
Hitchin, Hertfordshire
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
6.58 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
12.69 μg/m³
0
55
155
255
425
605+
19.78 ppb
0
55
71
86
201
201+
0.84 ppb
0
36
76
186
605
1005+
21.57 ppb
0
54
101
361
1250
2050+
0.53 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
Hitchin, Hertfordshire
Hitchin, Hertfordshire
Scroll To Air Quality MapLoading...
AQI 49
Good
9.11μg/m³
PM2.5
20.99μg/m³
PM10
20.65ppb
O3
0.76ppb
SO2
17.68ppb
NO2
0.63ppm
CO
AQI 38
Good
7.04μg/m³
PM2.5
11.55μg/m³
PM10
18.09ppb
O3
0.75ppb
SO2
15.45ppb
NO2
0.63ppm
CO
AQI 38
Good
6.52μg/m³
PM2.5
9.19μg/m³
PM10
17.45ppb
O3
0.74ppb
SO2
14.88ppb
NO2
0.63ppm
CO
AQI 49
Good
9.11μg/m³
PM2.5
20.99μg/m³
PM10
20.65ppb
O3
0.76ppb
SO2
17.68ppb
NO2
0.63ppm
CO
AQI 38
Good
6.52μg/m³
PM2.5
9.19μg/m³
PM10
17.45ppb
O3
0.74ppb
SO2
14.88ppb
NO2
0.63ppm
CO
AQI 44
Good
8.25μg/m³
PM2.5
27.26μg/m³
PM10
21.09ppb
O3
0.78ppb
SO2
12.60ppb
NO2
0.63ppm
CO
The air quality data for Hertfordshire, UK is gathered from reliable sources such as satellites and monitoring stations, adhering to US EPA guidelines. With the help of advanced algorithms and machine learning, factors like traffic and population density are analyzed to deliver accurate and dependable results.
Source: Ambee Data Sources
Air quality updates for Hitchin, Hertfordshire are available every hour.
Hitchin, Hertfordshire experienced its worst air quality at 04:00:00, 2026-02-11.
The best air quality in Hitchin, Hertfordshire was observed at 11:00:00 on 2026-02-11.
The air quality in Hitchin, Hertfordshire right now is Good, with an AQI of 38.
In Hitchin, Hertfordshire, PM2.5 is the most frequently found pollutant.
When air quality in Hitchin, Hertfordshire is compromised, staying indoors and wearing a mask can reduce health risks.
Hitchin, Hertfordshire currently has a PM2.5 concentration of 6.58 μg/m3.
Hitchin, Hertfordshire currently has a PM10 concentration of 12.69 μg/m3.
The current carbon monoxide (CO) level in Hitchin, Hertfordshire is 0.531 ppm.
The current sulfur dioxide (SO2) concentration in Hitchin, Hertfordshire is 0.843 ppb.
Hitchin, Hertfordshire currently has an ozone (O3) concentration of 19.784 ppm.
The current level of nitrogen dioxide (NO2) in Hitchin, Hertfordshire is 21.575 ppb.
All Rights Reserved © Ambee Inc. 2025