Redwood City Air Quality Index (AQI) | Air Pollution
Real-time PM2.5, PM10 air pollution level in North Fair Oaks
Last Updated: 2026-07-17 13:01 (Local Time)

22 °C
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Historical Air Quality Data
Redwood City
AQI (US) Trends - Annual Air Quality Changes
Redwood City, North Fair Oaks, California, United States
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Air Quality Index
Air Quality Calendar 2026
Redwood City
Health Advice For People Living In
Redwood City
0Cigarettes per day
Breathe easy and get active! The air quality is perfect for enjoying outdoor activities.
Source:
Berkeley Earth
Solutions for Current AQI (US)
Prevent Health Problems: Understand Your Risks
Redwood City
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Last Updated: 17 Jul 2026, 08:14 PM
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Frequently Asked Questions About Air Quality
1. What is the current AQI (US) level in Redwood City?
1. What is the current AQI (US) level in Redwood City?
The current real-time AQI (US) level in Redwood City is 50 (Good). This was last updated 2026-07-17 13:01 (Local Time).
2. When was the best AQI (US) level in Redwood City in the last 24 hours?
2. When was the best AQI (US) level in Redwood City in the last 24 hours?
The best AQI (US) level was 19 (Good) at 12:01 AM (Local Time) during the last 24 hours.
3. When was the worst AQI (US) level in Redwood City in the last 24 hours?
3. When was the worst AQI (US) level in Redwood City in the last 24 hours?
The worst AQI (US) level was 50 (Good) at 10:31 AM (Local Time) during the last 24 hours.
4. What is the current trend of AQI (US) levels in Redwood City during last 24 hours?
4. What is the current trend of AQI (US) levels in Redwood City during last 24 hours?
The AQI (US) levels in Redwood City have been fluctuating throughout the last 24 hours. The levels have increased by highest 50 at 10:31 AM (Local Time), lowest 19 at 12:01 AM (Local Time).
5. What actions are recommended as per the current AQI (US) level in Redwood City?
5. What actions are recommended as per the current AQI (US) level in Redwood City?
The air quality is satisfactory, and air pollution poses little or no risk. No special precautions are needed; enjoy outdoor activities freely.
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