Air Quality in Folsom, United States

Clear
29.5°C · 23.9% humidity
29.5°
Feels 29.5°
63
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
Model forecast

Nearby Monitoring Stations

AQI Forecast
34 1pm
34
34
63 4pm
53
45
40 7pm
36
41
59 10pm
57
57
56 1am
55
55
55 4am
54
54
54 7am
54
54
54 10am
54
54
AD 728×90

Air Quality Index Trend

46h · 47 stn

Folsom'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 Folsom is 1.2× the WHO 24-hour guideline of 15 µg/m³.

23.9%
Humidity
29.7 km/h
Wind SSW
1009.3 hPa
Pressure
17.4
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
63
17.65 µg/m³
PM10
31
34.3 µg/m³
050100150200300500

What is the weather forecast for Folsom?

Temperature & Precipitation

PM2.5 Trend

46h · 47 stations
PM2.517.65 µg/m³ ×1.2 WHO
Moderate
PM1034.3 µg/m³
Good
UV INDEX17.4
Extreme
AD 300×250

What is the 7-day forecast for Folsom?

08-03
42.1° 19.0°
08-04
33.5° 20.4°
08-05
38.3° 18.8°
08-06
38.4° 16.7°
08-07
35.0° 22.7°
08-08
38.9° 15.9°
08-09
36.6° 16.3°
Both models agree Avg diff: 3.0°C

Where are air quality stations near Folsom?

66
Folsom-Natoma Street, Sacramento, California
1.2 km PM2.5: 19.2 µg/m³
55
Roseville-N Sunrise Ave, Placer, California
10.8 km PM2.5: 14.0 µg/m³
45
Sloughhouse, Sacramento, California
20.6 km PM2.5: 10.8 µg/m³
55
Sloughhouse, Sacramento, California
20.6 km PM2.5: 14.0 µg/m³
33
Rocklin/PCH
20.7 km PM2.5: 7.9 µg/m³
28
Rio Linda & Grand
23.9 km PM2.5: 6.6 µg/m³
31
2-3 Rio Linda Blvd.
24.0 km PM2.5: 7.4 µg/m³
31
1-3 Norwood
24.7 km PM2.5: 7.4 µg/m³
14
1-2 I-80
24.9 km PM2.5: 3.4 µg/m³
37
Del Paso & El Camino
24.9 km PM2.5: 8.9 µg/m³

What cities are near Folsom?

63 Orangevale 54 El Dorado Hills 63 Fair Oaks 63 Granite Bay 63 Citrus Heights 63 Rocklin 63 Antelope 63 Rancho Cordova 63 Carmichael 63 Foothill Farms
Get AQI alerts for Folsom

Notify me when air quality reaches:

Free · No account · Unsubscribe any time

Data sources: Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-08-07T23:56 UTC.