Phoenix Air Quality Holds Steady at Comfortable 37 AQI
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Phoenix Air Quality Holds Steady at Comfortable 37 AQI
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概要
January has brought mostly favorable conditions to the Valley. Daily AQI levels hovered around 45 on January 10, dipped to 34 the next day, then climbed to 64 by January 13 before settling into the 30s and 40s.[1] North Phoenix mirrors this trend, reporting 29 AQI on January 17—also "Good"—with 84% of 2025 days there staying under WHO safe limits.[4] Citywide, 73% of the year's 347 days met those standards, signaling low overall health risks despite lingering concerns for vulnerable groups like asthmatics.[1]
What makes Phoenix's air intriguing? Its bowl-shaped valley traps pollutants, especially in winter under cooler inversions.[3] New Year's 2025 infamously hit the third-worst global AQI from fireworks smoke, turning skies hazardous and ranking the U.S. worst.[3] Yet, patterns show predictable ebbs: mornings often peak (average 59 AQI from 7 AM-12 PM), easing by evening (39 AQI around 5 PM).[1]
PM2.5, the fine particle culprit, drives most concerns, but today's low levels mean active kids and adults can enjoy outdoor pursuits without limits.[2] Forecasts suggest steady "Good" air persists, barring wind shifts or fireworks. Skip personal pyrotechnics to keep it that way—pros handle shows cleaner.[3]
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