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)
49
Good
Hitchin, Hertfordshire
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
9.26 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
29.23 μg/m³
0
55
155
255
425
605+
16.18 ppb
0
55
71
86
201
201+
0.60 ppb
0
36
76
186
605
1005+
5.87 ppb
0
54
101
361
1250
2050+
0.01 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Hitchin, Hertfordshire
Hitchin, Hertfordshire
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AQI 49
Good
8.90μg/m³
PM2.5
31.05μg/m³
PM10
11.77ppb
O3
0.55ppb
SO2
5.83ppb
NO2
0.01ppm
CO
AQI 49
Good
8.90μg/m³
PM2.5
31.05μg/m³
PM10
11.77ppb
O3
0.55ppb
SO2
5.83ppb
NO2
0.01ppm
CO
AQI 49
Good
8.82μg/m³
PM2.5
32.76μg/m³
PM10
11.18ppb
O3
0.54ppb
SO2
5.39ppb
NO2
0.01ppm
CO
AQI 49
Good
8.90μg/m³
PM2.5
31.05μg/m³
PM10
11.77ppb
O3
0.55ppb
SO2
5.83ppb
NO2
0.01ppm
CO
AQI 49
Good
8.82μg/m³
PM2.5
32.76μg/m³
PM10
11.18ppb
O3
0.54ppb
SO2
5.39ppb
NO2
0.01ppm
CO
AQI 49
Good
9.48μg/m³
PM2.5
37.37μg/m³
PM10
14.56ppb
O3
0.56ppb
SO2
6.27ppb
NO2
0.01ppm
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 06:00:00, 2026-01-18.
The best air quality in Hitchin, Hertfordshire was observed at 10:00:00 on 2026-01-17.
The air quality in Hitchin, Hertfordshire right now is Good, with an AQI of 49.
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 9.262 μg/m3.
Hitchin, Hertfordshire currently has a PM10 concentration of 29.233 μg/m3.
The current carbon monoxide (CO) level in Hitchin, Hertfordshire is 0.009 ppm.
The current sulfur dioxide (SO2) concentration in Hitchin, Hertfordshire is 0.6 ppb.
Hitchin, Hertfordshire currently has an ozone (O3) concentration of 16.176 ppm.
The current level of nitrogen dioxide (NO2) in Hitchin, Hertfordshire is 5.866 ppb.
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