Is Kolkata Air Quality Safe Today?

Current AQI in Kolkata is 63 (Good).

Quick Answer

Based on current AQI levels, air quality in Kolkata is Good. Most people can continue normal outdoor activity, but sensitive groups should still be cautious.

63
Kolkata air quality
Good
Main pollutant: PM10 · Trend: improving
AQI Scale
0 Good 50 100 200 300+
Current: 63 — Good band
What does AQI 63 mean? AQI 63 falls under Good in India. AQI above 200 is unhealthy and above 300 is severe. At this level, breathing discomfort and irritation can increase, especially for sensitive groups. The main pollutant today is PM10 (avg 63.1), which can trigger breathing issues, cough, and fatigue, particularly near traffic-heavy areas.
What to do today
  • Prefer lighter activity or indoor workouts
  • Limit time outdoors if AQI is trending upward
  • Mask not required for most
  • Ventilate during cleanest hours
  • Air purifier helpful if AQI rises above 200
Best time to go outside
Go 08:00–08:59
Avoid 11:00–11:59
Who should be careful
  • Children & elderly
  • Asthma / lung conditions
  • Pregnant women
Air quality across Kolkata
🌿 Fort William, Kolkata - WBPCB
AQI 45
🌿 Rabindra Sarobar, Kolkata - WBPCB
AQI 51
🌿 Jadavpur, Kolkata - WBPCB
AQI 62
🚨 Bidhannagar, Kolkata - WBPCB
AQI 81
🚨 Rabindra Bharati University, Kolkata - WBPCB
AQI 73
🚨 Victoria, Kolkata - WBPCB
AQI 69
AQI varies by about 36 points across Kolkata today, often due to traffic, construction, and local sources.

Kolkata AQI Trend

Latest history update: 16 Apr 2026, 2 AM.

7-day avg
52.9
Trend
Improving
Yesterday
49
Today
43
45.0
43.5
49.7
70.0
66.7
60.3
48.4
49.4
43.0
08 Apr
09 Apr
10 Apr
11 Apr
12 Apr
13 Apr
14 Apr
15 Apr
16 Apr

Category split: 6 Good, 3 Satisfactory

Good (≤50) Satisfactory (51–100) Moderate (101–200) Poor (201–300)

Best day: 43.0 (16 Apr) · Worst day: 70.0 (11 Apr)

Learn More

FAQs About Kolkata Air Quality

Is AQI 63 safe in Kolkata?

Yes, it is generally safe for most people. Sensitive groups should still be cautious if exposed for long periods.

What AQI level is dangerous?

AQI above 300 is considered very poor and harmful for everyone.

Should I wear a mask today in Kolkata?

Not required for most people. Keep one handy if you are sensitive or commuting through heavy traffic.

Why can AQI vary a lot across Kolkata?

Today’s spread is about 36 AQI points between the cleanest and most polluted areas. Differences usually come from traffic density, construction, and local wind patterns.

Is PM10 the main concern today?

Yes. PM10 is currently the leading pollutant, which tends to spike near roads and busy junctions. If you feel irritation or coughing outdoors, reduce exposure.