What is the air quality in Johnson City today?

The current Air Quality Index (AQI) in Johnson City is 33 (Good). PM2.5 concentration is 7.95 µg/m³.

What is the temperature in Johnson City right now?

The current temperature in Johnson City is 13.3°C (feels like 13.3°C). Humidity is 62.9% and wind speed is 12.5 km/h.

Is it safe to go outside in Johnson City?

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

Air Quality in Johnson City, United States

Partly Cloudy

13.3°C · 62.9% humidity

13.3°

Feels 13.3°

Good

Air quality is satisfactory. Enjoy outdoor activities.

Calibrated model

Nearby Monitoring Stations

AQI Forecast

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Air Quality Index Trend

42h · 1 stn

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

62.9%

Humidity

12.5 km/h

Wind SSE

1022.4 hPa

Pressure

0.0

UV Low

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲

7.95 µg/m³

PM10

13.7 µg/m³

050100150200300500

What is the weather forecast for Johnson City?

Temperature & Precipitation

PM2.5 Trend

42h · 1 station

PM2.57.95 µg/m³ ✓ WHO

Good

PM1013.7 µg/m³

Good

UV INDEX0.0

Low

What is the 7-day forecast for Johnson City?

10-21

22.4° 4.7°

10-22

21.4° 8.3°

0.25 mm

10-23

17.5° 2.1°

22.88 mm

10-24

15.8° 8.8°

0.25 mm

10-25

15.6° -0.0°

10-26

22.4° 7.2°

4.69 mm

10-27

10.4° 6.3°

8.25 mm

Both models agree Avg diff: 4.5°C

What cities are near Johnson City?

29 Kingsport 36 Bristol 36 Greeneville 33 Boone 13 Asheville 27 Morristown 29 Lenoir 28 Morganton 24 Hickory 25 Sevierville

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

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Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-10-21T00:36 UTC.