Stay updated with real-time air quality in Picayune, Mississippi featuring accurate data on AQI, PM2.5, PM10, O3, NO2, SO2, and CO levels. Use our interactive map and detailed forecasts to monitor pollution trends, manage health risks, and plan your daily activities with confidence.
Live AQI (Air Quality Index)
38
Good
Picayune, Mississippi
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
6.87 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
24.43 μg/m³
0
55
155
255
425
605+
16.11 ppb
0
55
71
86
201
201+
0.68 ppb
0
36
76
186
605
1005+
4.03 ppb
0
54
101
361
1250
2050+
0.26 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
Picayune, Mississippi
Picayune, Mississippi
Scroll To Air Quality MapLoading...
AQI 44
Good
7.68μg/m³
PM2.5
26.08μg/m³
PM10
22.86ppb
O3
0.76ppb
SO2
4.52ppb
NO2
0.25ppm
CO
AQI 33
Good
6.31μg/m³
PM2.5
30.20μg/m³
PM10
16.46ppb
O3
0.66ppb
SO2
4.69ppb
NO2
0.27ppm
CO
AQI 44
Good
7.71μg/m³
PM2.5
25.97μg/m³
PM10
22.94ppb
O3
0.76ppb
SO2
6.11ppb
NO2
0.27ppm
CO
AQI 44
Good
7.72μg/m³
PM2.5
25.51μg/m³
PM10
17.40ppb
O3
0.75ppb
SO2
6.00ppb
NO2
0.26ppm
CO
AQI 34
Good
4.94μg/m³
PM2.5
21.02μg/m³
PM10
36.64ppb
O3
0.61ppb
SO2
3.80ppb
NO2
0.25ppm
CO
AQI 28
Good
4.89μg/m³
PM2.5
22.01μg/m³
PM10
29.69ppb
O3
0.60ppb
SO2
3.30ppb
NO2
0.25ppm
CO
Air quality data and pollutant measurements for Mississippi, USA adhere to strict US EPA standards. The data is collected from multiple reliable sources, including satellites and ground-based monitoring stations. This data is further analyzed and enhanced using machine learning and advanced algorithms that factor in elements such as traffic and population density, ensuring accurate and reliable results.
Source: Ambee Data Sources
The air quality for Picayune, Mississippi is updated every hour.
The worst air quality in Picayune, Mississippi in the last 24 hours was observed at 04:00:00 on 2026-06-07.
In the last 24 hrs, the best air quality in Picayune, Mississippi was observed at 09:00:00 on 2026-06-08.
The current air quality in Picayune, Mississippi is 38, categorized as Good based on real-time data.
The most common pollutant in Picayune, Mississippi is PM2.5.
If the air quality in Picayune, Mississippi is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Picayune, Mississippi is 6.869 μg/m3.
The current PM10 concentration at Picayune, Mississippi is 24.43 μg/m3.
The current carbon monoxide (CO) concentration at Picayune, Mississippi is 0.256 ppm.
The current sulfur dioxide (SO2) concentration at Picayune, Mississippi is 0.684 ppb.
The current ozone (O3) concentration at Picayune, Mississippi is 16.111 ppm.
The current nitrogen dioxide (NO2) concentration at Picayune, Mississippi is 4.031 ppb.
All Rights Reserved © Ambee Inc. 2025