What is the air quality in Castlewood today?

The current Air Quality Index (AQI) in Castlewood is 23 (Good). PM2.5 concentration is 5.39 µg/m³.

What is the temperature in Castlewood right now?

The current temperature in Castlewood is 27.5°C (feels like 27.5°C). Humidity is 13.7% and wind speed is 30.8 km/h.

Is it safe to go outside in Castlewood?

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

Air Quality in Castlewood, United States

Clear

27.5°C · 13.7% humidity

27.5°

Feels 27.5°

Good

Air quality is satisfactory. Enjoy outdoor activities.

20 stations

Nearby Monitoring Stations

AQI Forecast

25 6pm

23 9pm

25 12am

27 3am

27 6am

27 9am

24 12pm

24 3pm

Air Quality Index Trend

47h · 3 stn

View full history →

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

13.7%

Humidity

30.8 km/h

Wind SW

1002.6 hPa

Pressure

0.7

UV Low

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲

5.39 µg/m³

PM10

13.7 µg/m³

050100150200300500

What is the weather forecast for Castlewood?

Temperature & Precipitation

PM2.5 Trend

47h · 3 stations

PM2.55.39 µg/m³ ✓ WHO

Good

PM1013.7 µg/m³

Good

UV INDEX0.7

Low

Station readings (20 stations within 25 km)

5.39

Median

5.68

Average

3.0

Low

11.8

High

PM2.5 µg/m³ · Model: 6.0 · Bias: +0.6

What is the 7-day forecast for Castlewood?

06-09

36.8° 22.2°

06-10

32.0° 17.7°

06-11

31.4° 18.0°

0.25 mm

06-12

35.9° 21.0°

0.44 mm

06-13

38.3° 16.0°

0.94 mm

06-14

28.8° 18.6°

3.31 mm

06-15

30.4° 22.2°

0.13 mm

Both models agree Avg diff: 7.2°C

Where are air quality stations near Castlewood?

Runyon Elementary School

8.3 km PM2.5: 5.8 µg/m³

South Bannock Street

8.5 km PM2.5: 5.6 µg/m³

Arapahoe Community College

10.4 km PM2.5: 3.0 µg/m³ PM10: 7.0 µg/m³

Smoky Hill Library

10.6 km PM2.5: 5.6 µg/m³

Broken Tee Golf Course

11.6 km PM2.5: 5.1 µg/m³

Cushing Park

11.7 km PM2.5: 4.9 µg/m³

May Library

11.8 km PM2.5: 5.6 µg/m³

Sheridan Library

12.8 km PM2.5: 5.4 µg/m³

Sheridan Square Park

13.2 km PM2.5: 5.3 µg/m³

Northwest Greenbelt

13.4 km PM2.5: 3.7 µg/m³

What cities are near Castlewood?

23 Centennial 22 Southglenn 22 Greenwood Village 22 Highlands Ranch 17 Littleton 22 Parker 21 Columbine 22 Ken Caryl 24 Denver 23 Dakota Ridge

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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 2026-06-09T03:51 UTC.