What is the air quality in Casper today?

The current Air Quality Index (AQI) in Casper is 49 (Good). PM2.5 concentration is 11.8 µg/m³.

What is the temperature in Casper right now?

The current temperature in Casper is 33.2°C (feels like 33.2°C). Humidity is 17.2% and wind speed is 114.4 km/h.

Is it safe to go outside in Casper?

Air quality is satisfactory. Enjoy outdoor activities. The UV Index is 17.4 (Extreme).

Air Quality in Casper, United States

Windy

33.2°C · 17.2% humidity

33.2°

Feels 33.2°

Good

Air quality is satisfactory. Enjoy outdoor activities.

1 station

Nearby Monitoring Stations

AQI Forecast

24 12pm

49 3pm

34 6pm

27 9pm

25 12am

24 3am

25 6am

25 9am

Air Quality Index Trend

13h · 1 stn

View full history →

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

17.2%

Humidity

114.4 km/h

Wind ENE

1005.2 hPa

Pressure

17.4

UV Extreme

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲

11.8 µg/m³

PM10

13.7 µg/m³

050100150200300500

What is the weather forecast for Casper?

Temperature & Precipitation

PM2.5 Trend

13h · 1 station

PM2.511.8 µg/m³ ✓ WHO

Good

PM1013.7 µg/m³

Good

UV INDEX17.4

Extreme

Station readings (1 station within 25 km)

11.8

Median

11.8

Average

11.8

Low

11.8

High

PM2.5 µg/m³ · Model: 6.0 · Bias: -5.8

What is the 7-day forecast for Casper?

07-21

36.3° 18.9°

07-22

33.2° 17.1°

0.75 mm

07-23

28.7° 18.1°

0.13 mm

07-24

32.4° 20.0°

07-25

35.6° 19.4°

0.56 mm

07-26

31.0° 15.8°

07-27

34.0° 19.1°

Both models agree Avg diff: 2.7°C

Where are air quality stations near Casper?

Casper Gaseous, Wyoming, USA

6.5 km PM2.5: 10.3 µg/m³

What cities are near Casper?

26 Gillette 38 Laramie 26 Sheridan 62 Cheyenne 49 Fort Collins 25 Rock Springs 55 Rapid City 59 Loveland 32 Greeley 33 Evans

Get AQI alerts for Casper

Notify me when air quality reaches:

ModerateAQI > 50 Unhealthy for Sensitive GroupsAQI > 100 UnhealthyAQI > 150 Very UnhealthyAQI > 200

Free · No account · Unsubscribe any time

Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-07-21T21:47 UTC.