Air Quality in St. Marys, United States

Cloudy
26.6°C · 80.3% humidity
26.6°
Feels 26.6°
35
Good
Air quality is satisfactory. Enjoy outdoor activities.
Calibrated model

Nearby Monitoring Stations

AQI Forecast
24 6pm
24
24
35 9pm
33
31
29 12am
28
27
26 3am
26
26
26 6am
25
25
25 9am
25
25
24 12pm
25
25
25 3pm
25
25

Air Quality Index Trend

35h · 3 stn

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

80.3%
Humidity
39.7 km/h
Wind SE
1014.8 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
35
8.51 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

What is the weather forecast for St. Marys?

Temperature & Precipitation

PM2.5 Trend

35h · 3 stations
PM2.58.51 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low

What is the 7-day forecast for St. Marys?

09-24
27.6° 22.3°
11.94 mm
09-25
25.8° 20.8°
12.75 mm
09-26
28.0° 23.6°
09-27
28.1° 20.6°
0.06 mm
09-28
27.5° 24.4°
3.19 mm
09-29
26.6° 23.5°
09-30
33.9° 23.2°
4.37 mm
Both models agree Avg diff: 2.6°C

What cities are near St. Marys?

35 Kingsland 24 Jacksonville 38 Brunswick 31 Jacksonville Beach 31 Ponte Vedra Beach 31 Palm Valley 30 Oakleaf Plantation 31 Fruit Cove 30 Lakeside 30 St. Johns
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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 2026-09-24T01:03 UTC.