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)
27
Good
Hitchin, Hertfordshire
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
5.00 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
15.43 μg/m³
0
55
155
255
425
605+
25.47 ppb
0
55
71
86
201
201+
1.13 ppb
0
36
76
186
605
1005+
2.90 ppb
0
54
101
361
1250
2050+
0.02 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
High
Hitchin, Hertfordshire
Hitchin, Hertfordshire
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AQI 33
Good
5.58μg/m³
PM2.5
16.31μg/m³
PM10
33.72ppb
O3
1.30ppb
SO2
1.94ppb
NO2
0.37ppm
CO
AQI 31
Good
5.27μg/m³
PM2.5
21.02μg/m³
PM10
33.85ppb
O3
1.34ppb
SO2
1.35ppb
NO2
0.37ppm
CO
AQI 31
Good
5.27μg/m³
PM2.5
21.02μg/m³
PM10
33.85ppb
O3
1.34ppb
SO2
1.35ppb
NO2
0.37ppm
CO
AQI 33
Good
5.58μg/m³
PM2.5
16.31μg/m³
PM10
33.72ppb
O3
1.30ppb
SO2
1.94ppb
NO2
0.37ppm
CO
AQI 31
Good
5.27μg/m³
PM2.5
21.02μg/m³
PM10
33.85ppb
O3
1.34ppb
SO2
1.35ppb
NO2
0.37ppm
CO
AQI 33
Good
5.60μg/m³
PM2.5
18.79μg/m³
PM10
33.59ppb
O3
1.24ppb
SO2
1.93ppb
NO2
0.37ppm
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, 2025-06-22.
The best air quality in Hitchin, Hertfordshire was observed at 02:00:00 on 2025-06-23.
The air quality in Hitchin, Hertfordshire right now is Good, with an AQI of 33.
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 5.577 μg/m3.
Hitchin, Hertfordshire currently has a PM10 concentration of 16.313 μg/m3.
The current carbon monoxide (CO) level in Hitchin, Hertfordshire is 0.374 ppm.
The current sulfur dioxide (SO2) concentration in Hitchin, Hertfordshire is 1.297 ppb.
Hitchin, Hertfordshire currently has an ozone (O3) concentration of 33.722 ppm.
The current level of nitrogen dioxide (NO2) in Hitchin, Hertfordshire is 1.941 ppb.
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