Cathedral City, CA
Long-term air quality
What this page tells you
This page combines annual PM2.5, unhealthy days, 5-year trend, and data coverage so you can compare long-term air quality, not just today's reading.
Cathedral City, CA air quality summary: Cathedral City, CA maintains a CleanAirData score of 65.3, resulting in a C grade for long-term air quality. The city's annual mean PM2.5 concentration is measured at 9.2 µg/m³. In Cathedral City, the annual mean concentration of PM2.5 particles is 9.2 µg/m³. The long-term trend for air quality in Cathedral City is characterized as worsening over recent years.
Clean Air Score
A CleanAirData score of 65.3 and a C grade reflect moderate or acceptable long-term particulate exposure. This assessment provides a baseline for evaluating the local environment over extended periods.
🏡 What This Means for Buying
Air quality should be treated as one factor in a broader relocation or housing decision. Prospective residents may wish to consider how long-term pollution levels align with their personal preferences for environmental conditions.
Indoor Air Quality in Cathedral City, CA
Outdoor pollution can still affect indoor air when windows are open, filtration is weak, or wildfire smoke moves in.
How to react when today's AQI changes
Use the AQI bands below to decide whether to open windows, run an air purifier, or stay indoors when pollution spikes in Cathedral City.
AQI 0-50
GoodOpen windows: Open windows if you want fresh air.
Air purifier: No purifier needed for most homes.
Indoor activity: Normal indoor activity is fine.
AQI 51-100
ModerateOpen windows: Sensitive groups should limit open-window time.
Air purifier: Use fans or filtration if dust or pollen is bothering you.
Indoor activity: Most people can stay active indoors.
AQI 101-150
Unhealthy for Sensitive GroupsOpen windows: Keep windows closed.
Air purifier: Run a HEPA purifier in the main room and bedroom.
Indoor activity: Sensitive groups should reduce outdoor exposure.
AQI 151+
UnhealthyOpen windows: Keep windows and doors closed.
Air purifier: Run HEPA continuously and seal obvious drafts.
Indoor activity: Stay indoors as much as possible; use an N95 if you must go out.
Common indoor air concerns in Cathedral City:
- Wildfire smoke infiltration (PM2.5)
- Seasonal pollen and dust mite allergens
- VOCs from household products
Recommended action: If today's AQI reaches 101 or higher, close windows and run HEPA filtration before indoor air starts to feel smoky or stale.
Top Products for Cathedral City Homes:
🩺 My Health Risk Assessment
See how Cathedral City's air quality affects you and your family specifically.
Health Advice
Good for most outdoor activities.
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</> Create Free Widget🏡 Property Value Impact Analysis
Between 2019 and 2024, Cathedral City's air quality worsened by 2.4 μg/m³. Based on NBER studies, this change correlates with a estimated 9.6% decrease in relative property value retention.
Cleaner Alternatives in CA
Why Cathedral City earned a 65.3
Raw inputs, scoring weights, and data coverage for this city.
Best Time to Run
Find the cleanest hours for your run today.
Cycling Forecast
Avoid pollution spikes on your next ride.
📅 Past 30 Days Trend
Real-time daily PM2.5 AQI
🌸 Pollen Outlook
Current Seasonal Forecast
How it worksBased on current seasonal forecast data. Not a long-term pollution rating or relocation score.
Score Breakdown
| Component | Weight | Score Contribution |
|---|---|---|
| Annual Air Quality | 40% | 40.7 |
| Unhealthy Days | 25% | 100 |
| 5-Year Trend | 20% | 38 |
| Seasonal Variability | 10% | 89.7 |
| Extreme Events | 5% | 100 |
Explore More Air Quality Data
Frequently Asked Questions
About This Data
Data Sources
Historical air quality mapping and scoring are based completely on official U.S. Environmental Protection Agency (EPA) AirNow API data. 5-day AQI forecasts are provided by WAQI.
Methodology
Our Clean Air Score (0-100) is a proprietary algorithm that weighs multiple factors:
- Annual PM2.5 averages (40%)
- Frequency of unhealthy days (25%)
- 5-year pollution trends (20%)
- Seasonal variability and extreme events (15%)
Updates & Accuracy
Real-time data is updated hourly. Historical aggregate scores are recalculated monthly to reflect the latest trends. While we strive for accuracy, sensor maintenance and local conditions can affect individual readings.
Practical Advice
When AQI > 100: Sensitive groups (children, elderly, asthmatics) should limit prolonged outdoor exertion.
When AQI > 150: Everyone should avoid outdoor exercise and keep windows closed.
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Cathedral City Air Quality FAQs
Is Cathedral City a good fit for people who care about long-term air quality?
Cathedral City holds a CleanAirData score of 65.3 and an overall grade of C. With an annual mean PM2.5 level of 9.2 µg/m³, it represents a moderate or acceptable exposure environment.
What is the frequency of unhealthy air or long-term pollution exposure in Cathedral City?
Analysis shows that 0% of days in Cathedral City reach unhealthy levels for sensitive groups. This frequency contributes to the city's C grade and annual PM2.5 mean of 9.2 µg/m³.
Is the air quality in Cathedral City improving or getting worse over time?
Air quality in Cathedral City has been worsening over recent years according to recent multi-year data.
Does air quality stay the same throughout all of Cathedral City?
Air quality can vary within Cathedral City due to local traffic, industry, and location patterns. While a single grade is assigned, local conditions may differ depending on proximity to major transit or industrial corridors.