What is the air quality in Zionsville today?

The current Air Quality Index (AQI) in Zionsville is 46 (Good). PM2.5 concentration is 11.0 µg/m³.

What is the temperature in Zionsville right now?

The current temperature in Zionsville is 12.3°C (feels like 12.3°C). Humidity is 63.0% and wind speed is 39.3 km/h.

Is it safe to go outside in Zionsville?

Air quality is satisfactory. Enjoy outdoor activities. The UV Index is 0.7 (Low).

Air Quality in Zionsville, United States

Partly Cloudy

12.3°C · 63.0% humidity

12.3°

Feels 12.3°

Good

Air quality is satisfactory. Enjoy outdoor activities.

1 station

Nearby Monitoring Stations

AQI Forecast

27 5pm

46 8pm

29 11pm

27 2am

26 5am

25 8am

24 11am

24 2pm

Air Quality Index Trend

46h · 1 stn

View full history →

Zionsville's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration. Current PM2.5 concentration in Zionsville is 2.2× the WHO annual guideline of 5 µg/m³.

63.0%

Humidity

39.3 km/h

Wind N

1023.2 hPa

Pressure

0.7

UV Low

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲

11.0 µg/m³

PM10

20.55 µg/m³

050100150200300500

What is the weather forecast for Zionsville?

Temperature & Precipitation

PM2.5 Trend

46h · 1 station

PM2.511.0 µg/m³ ✓ WHO

Good

PM1020.55 µg/m³

Good

UV INDEX0.7

Low

Station readings (1 station within 25 km)

11.0

Median

11.0

Average

11.0

Low

11.0

High

PM2.5 µg/m³ · Model: 10.85 · Bias: -0.2

What is the 7-day forecast for Zionsville?

05-29

27.9° 6.3°

05-30

21.6° 18.3°

0.31 mm

05-31

29.9° 12.6°

1.69 mm

06-01

30.3° 16.0°

0.13 mm

06-02

23.2° 14.2°

06-03

26.9° 22.8°

4.63 mm

06-04

26.7° 20.2°

Both models agree Avg diff: 4.3°C

Where are air quality stations near Zionsville?

Indpls-W.18th St, Indiana, USA

18.5 km PM2.5: 4.6 µg/m³

Indpls-Washington Park, Indiana, USA

20.0 km PM2.5: 11.0 µg/m³

Indpls - I-70 E, Indiana, USA

21.3 km PM2.5: 12.0 µg/m³

What cities are near Zionsville?

46 Carmel 46 Broad Ripple 43 Westfield 46 Brownsburg 46 Fairfield Heights 46 Fishers 46 Indianapolis 46 Lawrence 46 Avon 43 Noblesville

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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 2026-05-29T00:23 UTC.