What is the air quality in Winchester today?

The current Air Quality Index (AQI) in Winchester is 34 (Good). PM2.5 concentration is 8.2 µg/m³.

What is the temperature in Winchester right now?

The current temperature in Winchester is 12.7°C (feels like 12.7°C). Humidity is 75.5% and wind speed is 35.9 km/h.

Is it safe to go outside in Winchester?

Air quality is satisfactory. Enjoy outdoor activities. The UV Index is 0.0 (Low).

Air Quality in Winchester, United States

Cloudy

12.7°C · 75.5% humidity

12.7°

Feels 12.7°

Good

Air quality is satisfactory. Enjoy outdoor activities.

Calibrated model

Nearby Monitoring Stations

AQI Forecast

— 6pm

—

— 9pm

—

— 12am

—

— 3am

—

— 6am

—

— 9am

—

— 12pm

—

— 3pm

—

Air Quality Index Trend

36h · 1 stn

View full history →

Winchester's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration.

75.5%

Humidity

35.9 km/h

Wind ENE

1023.2 hPa

Pressure

0.0

UV Low

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲

8.2 µg/m³

PM10

27.4 µg/m³

050100150200300500

What is the weather forecast for Winchester?

Temperature & Precipitation

PM2.5 Trend

36h · 1 station

PM2.58.2 µg/m³ ✓ WHO

Good

PM1027.4 µg/m³

Good

UV INDEX0.0

Low

What is the 7-day forecast for Winchester?

10-21

23.5° 8.6°

10-22

24.9° 7.7°

10-23

20.3° 3.3°

1.63 mm

10-24

20.7° 7.9°

0.19 mm

10-25

15.8° 1.0°

10-26

23.3° 8.4°

1.19 mm

10-27

14.2° 0.6°

Both models agree Avg diff: 4.3°C

What cities are near Winchester?

30 Lexington-Fayette 30 Lexington 30 Nicholasville 30 Georgetown 33 Danville 31 Frankfort 29 Shelbyville 38 Independence 37 Erlanger 38 Fort Thomas

Get AQI alerts for Winchester

Notify me when air quality reaches:

ModerateAQI > 50 Unhealthy for Sensitive GroupsAQI > 100 UnhealthyAQI > 150 Very UnhealthyAQI > 200

Free · No account · Unsubscribe any time

Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-10-21T01:11 UTC.