Air Quality in Marysville, United States

Cloudy
14.7°C · 73.0% humidity
14.7°
Feels 14.7°
68
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
5 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
65 5pm
74
63
68 8pm
66
45
44 11pm
37
36
36 2am
36
42
42 5am
74
74
74 8am
62
62
62 11am
62
62
62 2pm
62
62
Station readings
65
74
63
CAMS model adj +8
54
54
54
54
54
34
34
27
27
27
27
34
34
66
66
66
54
54
54
54
54
54
54
54
AD 728×90

Air Quality Index Trend

43h · 4 stn

Marysville'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 Marysville is 1.4× the WHO 24-hour guideline of 15 µg/m³.

73.0%
Humidity
34.4 km/h
Wind S
1017.1 hPa
Pressure
14.9
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
68
20.37 µg/m³
PM10
19
20.55 µg/m³
050100150200300500

What is the weather forecast for Marysville?

Temperature & Precipitation

PM2.5 Trend

43h · 4 stations
PM2.520.37 µg/m³ ×1.4 WHO
Moderate
PM1020.55 µg/m³
Good
UV INDEX14.9
Extreme
AD 300×250
Station readings (5 stations within 25 km)
20.37
Median
16.98
Average
13.3
Low
23.0
High
PM2.5 µg/m³ · Model: 10.0 · Bias: -10.4

What is the 7-day forecast for Marysville?

08-03
27.2° 8.8°
08-04
23.4° 10.3°
0.38 mm
08-05
25.8° 9.4°
08-06
22.9° 12.4°
0.19 mm
08-07
25.0° 11.2°
08-08
22.0° 9.0°
08-09
20.7° 8.1°
Both models agree Avg diff: 4.1°C

Where are air quality stations near Marysville?

74
7th Ave, Marysville, Washington, USA
0.5 km PM2.5: 23.0 µg/m³
63
7th Ave, Marysville, Washington, USA
0.5 km PM2.5: 17.8 µg/m³
56
Everett-12th St
5.8 km PM2.5: 14.6 µg/m³
60
Everett-Rucker Ave
9.5 km PM2.5: 16.2 µg/m³
58
Everett-Beverly Park Rd
18.9 km PM2.5: 15.5 µg/m³

What cities are near Marysville?

58 Everett 61 West Lake Stevens 63 Lake Stevens 59 Mukilteo 59 Eastmont 60 Silver Firs 61 Mill Creek 60 Picnic Point-North Lynnwood 61 Martha Lake 63 Mill Creek East
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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 2026-08-08T03:08 UTC.