Corpus Christi Air Quality in 2020

In 2020, Corpus Christi's air quality (Corpus Christi, TX area) had a median daily AQI of 46 (Good) across 366 monitored days. 2 days (0.5%) reached Unhealthy for Sensitive Groups or worse, 227 were Good, and the year's peak AQI was 162 (Unhealthy). Fine particulate matter (PM2.5) set the daily AQI on 231 of those days. The cleanest month of 2020 was January (median AQI 36, 0 days above 100) and the worst was June (median 52, 2 days above 100, peak 162).

46
Median AQI
Good
2
Days above AQI 100
0.5% of 366 days
67
90th percentile AQI
worst 1 day in 10
162
Peak AQI
Unhealthy
PM2.5
Main pollutant
231 of 366 days
227
Good days
62.0% of days
  • Good: 62.0%
  • Moderate: 37.4%
  • Unhealthy for Sensitive Groups: 0.0%
  • Unhealthy or worse: 0.5%

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QUICK ANSWER

How was Corpus Christi's air quality in 2020?

Good on a typical day: median AQI 46, with 2 days above AQI 100 out of 366 monitored — the 2nd cleanest of 7 years on record for the area.

  • Peak AQI in 2020: 162 (Unhealthy).
  • Fine particulate matter (PM2.5) was the main pollutant on 231 days.
  • Cleanest month: January; worst: June.

Frequently asked questions

What was the average AQI in Corpus Christi in 2020?

EPA's Air Quality System puts Corpus Christi's (Corpus Christi, TX) median daily AQI for 2020 at 46, which is Good. 2 days were Unhealthy for Sensitive Groups or worse and the year's highest AQI was 162.

Which month had the worst air quality in Corpus Christi in 2020?

The cleanest month of 2020 was January (median AQI 36, 0 days above 100) and the worst was June (median 52, 2 days above 100, peak 162).

Was 2020 a good or bad year for Corpus Christi's air?

Among the 7 years EPA has published for the area (2019–2025), 2020 ranks 2nd cleanest by days above AQI 100. 2020's median of 46 is in line with the area's typical annual median of 48.

Corpus Christi month by month in 2020

Corpus Christi air quality month by month, 2020 (Corpus Christi, TX, EPA AQS daily AQI)

MonthDays monitoredMedian AQIDays above 100Peak AQIMain pollutant
Januarycleanest3136054O3
February2942069PM2.5
March3153065PM2.5
April3057088PM2.5
May3151074O3
Juneworst30522162PM2.5
July3155091PM2.5
August3148071PM2.5
September3050085PM2.5
October3143080PM2.5
November3037055O3
December3139061O3

How 2020 compares

Among the 7 years EPA has published for the area (2019–2025), 2020 ranks 2nd cleanest by days above AQI 100.

2020's median of 46 is in line with the area's typical annual median of 48.

Activity-specific thresholds: running, cycling, kids' sports.

Right now in Corpus Christi

The latest EPA AirNow observation puts Corpus Christi's AQI at 38 (PM2.5). The figures above are multi-year annual statistics, not today's reading.

View current Corpus Christi air quality →

Source: EPA Air Quality System (AQS) pre-generated Daily AQI by CBSA files — daily AQI by CBSA (Corpus Christi, TX), 2019–2025. Daily AQI per CBSA is the highest AQI reported by any monitor in the area that day; the defining parameter is the pollutant that set it. Month and season statistics pool every such day in the period across all years listed. Retrieved 2026-09-09.