What is the air quality in Casper today?

The current Air Quality Index (AQI) in Casper is 37 (Good). PM2.5 concentration is 8.85 µg/m³.

What is the temperature in Casper right now?

The current temperature in Casper is 13.3°C (feels like 13.3°C). Humidity is 70.3% and wind speed is 9.1 km/h.

Is it safe to go outside in Casper?

Air quality is satisfactory. Enjoy outdoor activities. The UV Index is 0.7 (Low).

Air Quality in Casper, United States

Cloudy

13.3°C · 70.3% humidity

13.3°

Feels 13.3°

Good

Air quality is satisfactory. Enjoy outdoor activities.

2 stations

Nearby Monitoring Stations

AQI Forecast

24 2am

37 5am

29 8am

29 11am

26 2pm

24 5pm

24 8pm

24 11pm

Air Quality Index Trend

30h · 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.

70.3%

Humidity

9.1 km/h

Wind SE

1021.5 hPa

Pressure

0.7

UV Low

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲

8.85 µg/m³

PM10

13.7 µg/m³

050100150200300500

What is the weather forecast for Casper?

Temperature & Precipitation

PM2.5 Trend

30h · 1 station

PM2.58.85 µg/m³ ✓ WHO

Good

PM1013.7 µg/m³

Good

UV INDEX0.7

Low

Station readings (2 stations within 25 km)

8.85

Median

8.85

Average

8.6

Low

9.1

High

PM2.5 µg/m³ · Model: 5.8 · Bias: -3.0

What is the 7-day forecast for Casper?

05-30

30.5° 12.5°

05-31

27.6° 14.6°

6.75 mm

06-01

28.6° 8.8°

06-02

25.6° 7.8°

06-03

32.1° 12.3°

06-04

19.8° 11.4°

1.94 mm

06-05

27.7° 14.3°

Both models agree Avg diff: 4.3°C

Where are air quality stations near Casper?

Casper Gaseous, Wyoming, USA

6.5 km PM2.5: 4.3 µg/m³

What cities are near Casper?

24 Gillette 38 Laramie 25 Sheridan 27 Cheyenne 14 Fort Collins 30 Rock Springs 33 Rapid City 15 Loveland 13 Greeley 13 Evans

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

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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 2026-05-30T11:48 UTC.