What is the air quality in Seymour today?

The current Air Quality Index (AQI) in Seymour is 32 (Good). PM2.5 concentration is 7.7 µg/m³.

What is the temperature in Seymour right now?

The current temperature in Seymour is 15.3°C (feels like 15.3°C). Humidity is 94.5% and wind speed is 71.1 km/h.

Is it safe to go outside in Seymour?

Air quality is satisfactory. Enjoy outdoor activities. The UV Index is 4.4 (Moderate).

Air Quality in Seymour, United States

Rain

15.3°C · 94.5% humidity

15.3°

Feels 15.3°

Good

Air quality is satisfactory. Enjoy outdoor activities.

1 station

Nearby Monitoring Stations

AQI Forecast

34 2pm

32 5pm

27 8pm

27 11pm

25 2am

24 5am

25 8am

25 11am

Air Quality Index Trend

41h · 6 stn

View full history →

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

94.5%

Humidity

71.1 km/h

Wind N

1013.4 hPa

Pressure

4.4

UV Moderate

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲

7.7 µg/m³

PM10

20.55 µg/m³

050100150200300500

What is the weather forecast for Seymour?

Temperature & Precipitation

PM2.5 Trend

41h · 6 stations

PM2.57.7 µg/m³ ✓ WHO

Good

PM1020.55 µg/m³

Good

UV INDEX4.4

Moderate

Station readings (1 station within 25 km)

7.7

Median

7.7

Average

7.7

Low

7.7

High

PM2.5 µg/m³ · Model: 10.85 · Bias: +3.2

What is the 7-day forecast for Seymour?

07-21

24.8° 17.3°

12.13 mm

07-22

21.6° 13.8°

19.44 mm

07-23

27.6° 15.3°

4.19 mm

07-24

25.0° 15.6°

4.88 mm

07-25

33.0° 19.4°

8.63 mm

07-26

22.1° 15.9°

2.63 mm

07-27

27.3° 19.7°

3.13 mm

Both models agree Avg diff: 2.9°C

Where are air quality stations near Seymour?

Waterbury, Connecticut, USA

17.3 km PM2.5: 15.4 µg/m³

What cities are near Seymour?

31 Ansonia 30 Shelton 32 Naugatuck 35 Southbury 32 Hamden 40 New Haven 30 West Haven 32 Waterbury 32 North Haven 32 Cheshire

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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 2026-07-21T21:29 UTC.