What is the air quality in Stillwater today?

The current Air Quality Index (AQI) in Stillwater is 36 (Good). PM2.5 concentration is 8.6 µg/m³.

What is the temperature in Stillwater right now?

The current temperature in Stillwater is 15.3°C (feels like 15.3°C). Humidity is 60.6% and wind speed is 31.2 km/h.

Is it safe to go outside in Stillwater?

Air quality is satisfactory. Enjoy outdoor activities. The UV Index is 1.4 (Low).

Air Quality in Stillwater, United States

Partly Cloudy

15.3°C · 60.6% humidity

15.3°

Feels 15.3°

Good

Air quality is satisfactory. Enjoy outdoor activities.

1 station

Nearby Monitoring Stations

AQI Forecast

25 4pm

36 7pm

29 10pm

26 1am

26 4am

25 7am

24 10am

24 1pm

Air Quality Index Trend

47h · 5 stn

View full history →

Stillwater'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 Stillwater is 1.7× the WHO annual guideline of 5 µg/m³.

60.6%

Humidity

31.2 km/h

Wind ESE

1030.2 hPa

Pressure

1.4

UV Low

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲

8.6 µg/m³

PM10

13.7 µg/m³

050100150200300500

What is the weather forecast for Stillwater?

Temperature & Precipitation

PM2.5 Trend

47h · 5 stations

PM2.58.6 µg/m³ ✓ WHO

Good

PM1013.7 µg/m³

Good

UV INDEX1.4

Low

Station readings (1 station within 25 km)

8.6

Median

8.6

Average

8.6

Low

8.6

High

PM2.5 µg/m³ · Model: 6.0 · Bias: -2.6

What is the 7-day forecast for Stillwater?

05-29

25.5° 5.4°

05-30

22.3° 11.6°

5.31 mm

05-31

27.8° 11.3°

1.25 mm

06-01

23.3° 14.9°

3.38 mm

06-02

21.3° 12.9°

4.25 mm

06-03

27.3° 19.3°

1.25 mm

06-04

25.0° 11.8°

Both models agree Avg diff: 5.6°C

Where are air quality stations near Stillwater?

St. Paul-Harding H.S., Minnesota, USA

21.0 km PM2.5: 6.2 µg/m³

What cities are near Stillwater?

34 Oakdale 32 White Bear Lake 35 Maplewood 36 Woodbury 38 Lino Lakes 31 South Saint Paul 33 Saint Paul 27 River Falls 31 Shoreview 36 Cottage Grove

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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 2026-05-29T00:21 UTC.