Air Quality in West Haven, United States

Heavy Rain
16.8°C · 89.6% humidity
16.8°
Feels 16.8°
74
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
1 station

Nearby Monitoring Stations

AQI Forecast
34 4pm
34
34
74 7pm
61
49
44 10pm
39
36
31 1am
29
27
26 4am
26
25
26 7am
26
25
25 10am
25
25
25 1pm
25
25
AD 728×90

Air Quality Index Trend

27h · 3 stn

West Haven'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 West Haven is 1.5× the WHO 24-hour guideline of 15 µg/m³.

89.6%
Humidity
104.3 km/h
Wind NNW
1012.7 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
74
23.0 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

What is the weather forecast for West Haven?

Temperature & Precipitation

PM2.5 Trend

27h · 3 stations
PM2.523.0 µg/m³ ×1.5 WHO
Moderate
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
Station readings (1 station within 25 km)
23.0
Median
23.0
Average
23.0
Low
23.0
High
PM2.5 µg/m³ · Model: 6.5 · Bias: -16.5

What is the 7-day forecast for West Haven?

07-21
25.7° 18.5°
14.87 mm
07-22
22.5° 15.6°
38.81 mm
07-23
26.3° 17.6°
5.75 mm
07-24
26.0° 17.3°
4.69 mm
07-25
28.8° 21.2°
10.94 mm
07-26
23.3° 19.0°
1.81 mm
07-27
22.9° 21.6°
2.38 mm
Both models agree Avg diff: 2.3°C

Where are air quality stations near West Haven?

8
united-states-of-america-hamden-santa-fe-avenue
10.8 km 23.3°C 64.0% RH PM2.5: 2.0 µg/m³ PM10: 2.0 µg/m³
38
Bridgeport, Connecticut, USA
23.5 km PM2.5: 9.1 µg/m³

What cities are near West Haven?

41 New Haven 40 East Haven 74 Milford 74 City of Milford (balance) 40 Branford 74 Shelton 55 Ansonia 16 Hamden 16 North Haven 16 Seymour
Get AQI alerts for West Haven

Notify me when air quality reaches:

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 2026-07-21T23:42 UTC.