Air Quality in Lewiston, United States

Windy
3.8°C · 59.8% humidity
3.8°
Feels -2.6°
26
Good
Air quality is satisfactory. Enjoy outdoor activities.
1 station

Nearby Monitoring Stations

AQI Forecast Calibrated
27 7pm
25
25
25 10pm
13
13
13 1am
13
25
25 4am
25
25
25 7am
25
25
38 10am
38
38
38 1pm
38
38
38 4pm
38
38
Station readings
27
25
CAMS model adj -12
37
37
37
37
25
25
25
25
37
37
37
37
37
37
37
50
50
50
50
50
50
50
50
50
AD 728×90

PM2.5 Trend (24h)

22h · 1 station
59.8%
Humidity
44.5 km/h
Wind S
1028.7 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

What is the weather forecast for Lewiston?

Temperature & Precipitation

PM2.56.22 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
Station readings (1 station within 25 km)
6.22
Median
6.22
Average
6.22
Low
6.22
High
PM2.5 µg/m³ · Model: 11.9 · Bias: +5.7

What is the 7-day forecast for Lewiston?

04-09
12.7° -2.2°
04-10
18.9° 1.3°
04-11
13.0° 5.0°
04-12
15.7° 2.5°
04-13
14.3° 4.9°
5.38 mm
04-14
25.3° 14.5°
0.06 mm
04-15
19.9° 12.8°
4.94 mm
Both models agree Avg diff: 3.5°C

Where are air quality stations near Lewiston?

25
Lewiston (ME DEP - LCKP)
1.2 km PM2.5: 6.1 µg/m³
36
Lewiston, Maine, USA
1.2 km

What cities are near Lewiston?

7 Westbrook 7 Portland 7 South Portland 7 South Portland Gardens 6 West Scarborough 11 Waterville 6 Saco 6 Biddeford Laconia 18 Bangor

Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-04-09T22:11 UTC.