Air Quality in Twin Falls, United States

Windy
36.3°C · 9.3% humidity
36.3°
Feels 36.3°
134
Unhealthy for sensitive groups
Sensitive groups should reduce prolonged outdoor exertion.
1 station

Nearby Monitoring Stations

AQI Forecast
25 11am
25
25
134 2pm
104
80
64 5pm
53
45
39 8pm
35
32
30 11pm
29
28
27 2am
26
26
26 5am
26
27
27 8am
27
27
AD 728×90

Air Quality Index Trend

33h · 1 stn

Twin Falls'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 Twin Falls is 3.3× the WHO 24-hour guideline of 15 µg/m³.

9.3%
Humidity
58.4 km/h
Wind W
1006.9 hPa
Pressure
19.9
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
134
48.9 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

What is the weather forecast for Twin Falls?

Temperature & Precipitation

PM2.5 Trend

33h · 1 station
PM2.548.9 µg/m³ ×3.3 WHO
Unhealthy for sensitive groups
PM1013.7 µg/m³
Good
UV INDEX19.9
Extreme
AD 300×250
Station readings (1 station within 25 km)
48.9
Median
48.9
Average
48.9
Low
48.9
High
PM2.5 µg/m³ · Model: 6.25 · Bias: -42.7

What is the 7-day forecast for Twin Falls?

07-21
40.2° 20.2°
07-22
40.7° 18.1°
0.19 mm
07-23
41.1° 23.9°
0.06 mm
07-24
43.4° 22.7°
0.06 mm
07-25
40.4° 20.1°
2.25 mm
07-26
40.7° 14.9°
07-27
36.7° 23.2°
Both models agree Avg diff: 3.9°C

Where are air quality stations near Twin Falls?

68
Rock Creek, Idaho, USA
2.8 km PM2.5: 20.2 µg/m³
47
Rock Creek, Idaho, USA
2.8 km PM2.5: 11.3 µg/m³
32
Rock Creek, Idaho, USA
2.8 km PM2.5: 7.7 µg/m³

What cities are near Twin Falls?

65 Pocatello 26 Boise 26 Kuna 26 Meridian 26 Eagle 25 Nampa 25 Caldwell 26 Elko 37 Idaho Falls 69 Brigham City
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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 2026-07-21T20:24 UTC.