Air Quality in Winchester, United Kingdom

Drizzle
8.7°C · 80.3% humidity
8.7°
Feels 3.6°
8
Good
Air quality is satisfactory. Enjoy outdoor activities.
1 station

Nearby Monitoring Stations

AQI Forecast Calibrated
9 3pm
8
8
7 6pm
2
2
2 9pm
2
2
2 12am
2
2
2 3am
2
2
2 6am
2
15
15 9am
15
15
15 12pm
15
15
Station readings
9
8
8
7
CAMS model adj -10
25
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
25
25
25
25
25
25
25
AD 728×90

PM2.5 Trend (24h)

24h · 1 station
80.3%
Humidity
50.7 km/h
Wind WNW
1012.1 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

What is the weather forecast for Winchester?

Temperature & Precipitation

PM2.51.82 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
Station readings (1 station within 25 km)
1.82
Median
1.82
Average
1.82
Low
1.82
High
PM2.5 µg/m³ · Model: 10.4 · Bias: +8.6

What is the 7-day forecast for Winchester?

04-09
10.6° 3.4°
7.63 mm
04-10
11.3° 4.1°
04-11
9.5° 2.4°
7.06 mm
04-12
10.8° 5.5°
1.75 mm
04-13
12.6° 4.4°
3.88 mm
04-14
13.0° 3.9°
0.13 mm
04-15
10.8° 5.9°
Both models agree Avg diff: 2.1°C

Where are air quality stations near Winchester?

37
Chilbolton Observatory, United Kingdom
12.6 km
38
Chilbolton Observatory, United Kingdom
12.6 km
46
Southampton Centre, United Kingdom
18.3 km
7
IBASINGS39
23.9 km PM2.5: 1.6 µg/m³ PM10: 2.2 µg/m³

What cities are near Winchester?

Bishopstoke Eastleigh Romsey Hedge End Southampton Totton Andover Hythe Fareham 8 Alton

Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-04-09T18:49 UTC.