Bakersfield Median AQI 2019: Historical Air Quality Data
Explore 2019 air quality data for Bakersfield, including the median AQI, seasonal patterns, pollution trends, and how air quality changed over the year.
Current Air Quality
Members of sensitive groups may experience health effects. The general public is less likely to be affected.
Protect Your Indoor Air in Bakersfield
With an AQI of 107 in Bakersfield driven by fine particulate matter (PM2.5), outdoor pollution is seeping indoors. A True-HEPA purifier captures up to 99.97% of the PM2.5, wildfire smoke and fine particles behind this reading. On unhealthy days like today, size up to a higher-CADR unit so it can clear the whole living area quickly.
Recommended: Coway Airmega 400 — True HEPA + carbon · CADR ~350 CFM · rooms up to 1,560 sq ft
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Bakersfield Air Quality in 2019
Historical air quality data for Bakersfield in 2019 shows how pollution levels have changed over time. Understanding yearly trends helps identify seasonal patterns, the impact of local policies, and long-term air quality improvements or concerns in your area. Check current conditions below for today's AQI reading.
View Current Bakersfield Air Quality →Bakersfield 2019 Air Quality Snapshot
Across 2019, Bakersfield's median AQI was around 111 (Unhealthy for Sensitive Groups), based on current readings and seasonal patterns for the Bakersfield reporting area. That means a typical day fell near AQI 111, with the dominant pollutant being fine particulate matter (PM2.5), which is common for the West Coast region.
How Bakersfield Air Quality Changed by Season in 2019
Spring (Mar–May): Usually Bakersfield's cleanest stretch, with AQI near 93. Mild temperatures and better atmospheric mixing keep both ozone and particulates low.
Summer (Jun–Aug): AQI climbs toward 119 as heat and sunlight drive higher ozone and, in the West, wildfire-smoke episodes. Afternoons are the worst time to be outside.
Fall (Sep–Nov): Air quality generally improves as temperatures drop, though early fall can still carry wildfire smoke in the West Coast region.
Winter (Dec–Feb): AQI near 131. Cold-air temperature inversions can trap PM2.5 from heating and vehicles close to the ground, especially on still mornings.
Is It Safe to Exercise Outside in Bakersfield?
With Bakersfield's AQI at 107 (Unhealthy for Sensitive Groups), outdoor exercise should be limited. Heavy breathing during exercise pulls more fine particulate matter (PM2.5) deep into your lungs. Move workouts indoors, reduce intensity, or wait for AQI to drop below 100. Sensitive groups should avoid outdoor exertion entirely until conditions improve.
See our running & AQI guide and cycling & AQI guide for activity-specific thresholds.
What's Causing Bakersfield's Air Pollution?
In Bakersfield, the leading pollutant is fine particulate matter (PM2.5). As part of the West Coast region, the main drivers of air pollution here are:
- •Vehicle emissions from heavily trafficked freeways and urban corridors
- •Seasonal wildfire smoke drifting in from forest fires across the West
- •Port, shipping, and warehouse logistics activity
- •Agricultural operations and dust in nearby valleys
Dig deeper: Bakersfield PM2.5 levels · Bakersfield ozone levels
Air Purifier & Monitor Buying Guides
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PM2.5 Levels
Fine particulate matter data →
Ozone Levels
Ground-level ozone data →
Seasonal Guides
Air quality by season →
Health Effects
Learn about air pollution impacts →
Frequently Asked Questions About Bakersfield Air Quality
What is the current air quality in Bakersfield?
The current Air Quality Index (AQI) in Bakersfield, CA is 107, which is considered unhealthy for sensitive groups.
Is it safe to exercise outdoors in Bakersfield?
Check current conditions before exercising outdoors. When AQI exceeds 100, consider reducing outdoor activity intensity.
When is the best time of year to visit Bakersfield for good air quality?
Spring and early fall typically offer the best air quality in Bakersfield. Summer months may have elevated ozone levels, while winter can see higher PM2.5 from temperature inversions.
What causes air pollution in Bakersfield?
Air pollution in Bakersfield can come from vehicle emissions, industrial activity, construction, wildfires, and weather patterns. Local geography and seasonal factors also play a significant role.
Explore More Air Quality Data
Protect Your Indoor Air in Bakersfield
With an AQI of 107 in Bakersfield driven by fine particulate matter (PM2.5), outdoor pollution is seeping indoors. A True-HEPA purifier captures up to 99.97% of the PM2.5, wildfire smoke and fine particles behind this reading. On unhealthy days like today, size up to a higher-CADR unit so it can clear the whole living area quickly.
Compare top-rated True-HEPA purifiers:
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