What is the air quality in Horsham today?

The current Air Quality Index (AQI) in Horsham is 5 (Good). PM2.5 concentration is 1.2 µg/m³.

What is the temperature in Horsham right now?

The current temperature in Horsham is 4.2°C (feels like -0.5°C). Humidity is 96.1% and wind speed is 24.0 km/h.

Is it safe to go outside in Horsham?

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

Air Quality in Horsham, United Kingdom

Overcast

4.2°C · 96.1% humidity

4.2°

Feels -0.5°

Good

Air quality is satisfactory. Enjoy outdoor activities.

1 station

Nearby Monitoring Stations

AQI Forecast Calibrated

5 8pm

13 11pm

13 2am

13 5am

13 8am

13 11am

25 2pm

25 5pm

Station readings

CAMS model adj -12

PM2.5 Trend (24h)

28h · 1 station

96.1%

Humidity

24.0 km/h

Wind WNW

1016.4 hPa

Pressure

9.4

UV Very High

GoodModerateUSGUnhealthyVery UnhealthyHazardous

What is the weather forecast for Horsham?

Temperature & Precipitation

PM2.51.2 µg/m³ ✓ WHO

Good

PM1013.7 µg/m³

Good

UV INDEX9.4

Very High

Station readings (1 station within 25 km)

1.2

Median

1.2

Average

1.2

Low

1.2

High

PM2.5 µg/m³ · Model: 14.65 · Bias: +13.4

What is the 7-day forecast for Horsham?

04-09

11.8° 3.9°

8.25 mm

04-10

11.6° 4.2°

0.06 mm

04-11

9.4° 3.1°

4.12 mm

04-12

10.5° 5.8°

1.88 mm

04-13

12.5° 3.7°

2.31 mm

04-14

13.2° 3.6°

0.13 mm

04-15

14.5° 4.3°

0.06 mm

Both models agree Avg diff: 2.2°C

Where are air quality stations near Horsham?

Storrington Roadside, United Kingdom

18.4 km

Hassocks

20.1 km 9.3°C 58.2% RH PM2.5: 1.1 µg/m³ PM10: 6.5 µg/m³

What cities are near Horsham?

5 Crawley 11 Horley 5 Haywards Heath 5 Burgess Hill 5 Dorking 5 Reigate 5 Redhill 5 East Grinstead 11 Godalming 5 Portslade

Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-04-09T23:06 UTC.