What is the air quality in Hertford today?

The current Air Quality Index (AQI) in Hertford is 4 (Good). PM2.5 concentration is 1.0 µg/m³.

What is the temperature in Hertford right now?

The current temperature in Hertford is 9.3°C (feels like 4.8°C). Humidity is 85.1% and wind speed is 43.4 km/h.

Is it safe to go outside in Hertford?

Air quality is satisfactory. Enjoy outdoor activities. The UV Index is 0 (Low).

Air Quality in Hertford, United Kingdom

Drizzle

9.3°C · 85.1% humidity

9.3°

Feels 4.8°

Good

Air quality is satisfactory. Enjoy outdoor activities.

1 station

Nearby Monitoring Stations

AQI Forecast Calibrated

14 2pm

0 5pm

0 8pm

0 11pm

0 2am

0 5am

0 8am

0 11am

Station readings

CAMS model adj -30

PM2.5 Trend (24h)

29h · 18 stations

85.1%

Humidity

43.4 km/h

Wind NW

1011.1 hPa

Pressure

0.7

UV Low

GoodModerateUSGUnhealthyVery UnhealthyHazardous

What is the weather forecast for Hertford?

Temperature & Precipitation

PM2.51.0 µg/m³ ✓ WHO

Good

PM1020.55 µg/m³

Good

UV INDEX0.7

Low

Station readings (1 station within 25 km)

1.0

Median

1.0

Average

1.0

Low

1.0

High

PM2.5 µg/m³ · Model: 23.4 · Bias: +22.4

What is the 7-day forecast for Hertford?

04-09

11.5° 5.3°

8.25 mm

04-10

13.1° 4.7°

0.06 mm

04-11

9.2° 3.3°

4.44 mm

04-12

10.4° 4.1°

1.0 mm

04-13

12.4° 4.1°

1.44 mm

04-14

13.0° 3.4°

04-15

14.2° 5.5°

0.06 mm

Both models agree Avg diff: 1.8°C

Where are air quality stations near Hertford?

–

united-kingdom-bishops-stortford-edens-close

19.2 km 16.5°C 51.0% RH PM2.5: 0.0 µg/m³ PM10: 0.0 µg/m³

Enfield - Bowes Primary School, United Kingdom

20.5 km

127

Haringey Roadside, United Kingdom

21.9 km

What cities are near Hertford?

4 Ware 4 Hoddesdon Welwyn Garden City 9 Hatfield 26 Cheshunt 26 Waltham Abbey 4 Harlow 26 Potters Bar 28 Enfield Lock 1 Stevenage

Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-04-09T17:38 UTC.