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Arecibo Air Quality Index (AQI) | Air Pollution

Real-time PM2.5, PM10 air pollution level in Puerto Rico

Last Updated: 2025-08-06 12:40:02 PM (Local Time)

location image
Live AQI
53(AQI-US)
Air Quality is
Moderate
pm10 :  34 µg/m³
PM2.5 :  10 µg/m³
Good
050
Moderate
100
Poor
150
Unhealthy
200
Severe
300
Hazardous
301+
aqi moderate level.webp in Arecibo
partly cloudy

31 °C

Partly cloudy
Humidity
Humidity71 %
Wind Speed
Wind Speed25 km/h
UV Index
UV Index11
Last Updated: 2025-08-06 12:40:02 PM (Local Time)
Map

Arecibo

Major Air Pollutants

Arecibo

PM2.5's Icon

Particulate Matter(PM2.5)

10µg/m³

PM10's Icon

Particulate Matter(PM10)

34µg/m³

CO's Icon

Carbon Monoxide(CO)

1298ppb

SO2's Icon

Sulfur Dioxide(SO2)

9ppb

NO2's Icon

Nitrogen Dioxide(NO2)

14ppb

O3's Icon

Ozone(O3)

11ppb

Trending in Puerto Rico

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AQI.IN's Community Air Quality Monitoring Get a Free AQI Monitor by Joining AQI.IN's Community Initiative.

AQI.IN's Community Air Quality Monitoring Get a Free AQI Monitor by Joining AQI.IN's Community Initiative.

Free Air Quality Monitor from AQI.in: How Anyone Can Track Pollution?

Free Air Quality Monitor from AQI.in: How Anyone Can Track Pollution?

AQI Graph

Historical Air Quality Data

Arecibo

24 Hours
AQI
Arecibo
AQI
.
05-08-2025Time06-08-2025
44
Min.at 12:10 AM on 6th Aug
60
Max.at 6:10 AM on 6th Aug

Want air quality data?

Download 2024 Annual Data

World Air Quality Report

Globe

AQI Trends - Annual Air Quality Changes

Arecibo, Puerto Rico, Puerto Rico

AQI
Year
.
AQI

Annual AQI Trends

2022
0AQI
2023
3AQI
100%
Rise
2024
33AQI
1000%
Rise
2025
38AQI
15%
Rise
Overall Annual Percentage (%) change of AQI in (2022 to 2025)
372%
Rise (Worsened AQI)

Most & Least Polluted Months

Most PollutedJuly, 202554AQI
Least PollutedFebruary, 20230AQI

* This data analysis is from year 2022 - 2025

Arecibo's Locations

Real-time Air Pollution Level

Location
Status
AQI
PM2.5(µg/m³)
PM10(µg/m³)
Temp.(°C)
Humi.(%)
Moderate
53
10
34
24
70

Puerto Rico's Metro Cities

Air Quality Index

Caguas City AQI

Caguas

53

temp.31°C
hum.66%
Catano City AQI

Catano

56

temp.30°C
hum.70%
Ponce City AQI

Ponce

54

temp.32°C
hum.59%
San Juan City AQI

San Juan

54

temp.31°C
hum.66%

Air Quality Calendar 2025

Arecibo

2025
AQI
January
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1 Jan
52
2 Jan
49
3 Jan
46
4 Jan
35
5 Jan
37
6 Jan
35
7 Jan
31
8 Jan
32
9 Jan
32
10 Jan
32
11 Jan
29
12 Jan
30
13 Jan
32
14 Jan
30
15 Jan
30
16 Jan
29
17 Jan
40
18 Jan
47
19 Jan
40
20 Jan
32
21 Jan
36
22 Jan
30
23 Jan
30
24 Jan
30
25 Jan
32
26 Jan
34
27 Jan
38
28 Jan
35
29 Jan
32
30 Jan
29
31 Jan
31
February
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1 Feb
29
2 Feb
30
3 Feb
27
4 Feb
29
5 Feb
31
6 Feb
30
7 Feb
30
8 Feb
33
9 Feb
33
10 Feb
35
11 Feb
36
12 Feb
35
13 Feb
30
14 Feb
31
15 Feb
21
16 Feb
37
17 Feb
38
18 Feb
43
19 Feb
36
20 Feb
36
21 Feb
33
22 Feb
32
23 Feb
33
24 Feb
32
25 Feb
31
26 Feb
36
27 Feb
35
28 Feb
37
March
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1 Mar
44
2 Mar
41
3 Mar
42
4 Mar
36
5 Mar
33
6 Mar
31
7 Mar
32
8 Mar
33
9 Mar
31
10 Mar
34
11 Mar
43
12 Mar
42
13 Mar
40
14 Mar
42
15 Mar
41
16 Mar
42
17 Mar
51
18 Mar
45
19 Mar
42
20 Mar
43
21 Mar
37
22 Mar
42
23 Mar
43
24 Mar
43
25 Mar
39
26 Mar
35
27 Mar
34
28 Mar
40
29 Mar
41
30 Mar
38
31 Mar
37
April
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1 Apr
37
2 Apr
41
3 Apr
42
4 Apr
36
5 Apr
34
6 Apr
29
7 Apr
25
8 Apr
29
9 Apr
29
10 Apr
44
11 Apr
44
12 Apr
57
13 Apr
54
14 Apr
41
15 Apr
38
16 Apr
35
17 Apr
38
18 Apr
51
19 Apr
49
20 Apr
34
21 Apr
36
22 Apr
25
23 Apr
24
24 Apr
27
25 Apr
23
26 Apr
28
27 Apr
33
28 Apr
29
29 Apr
27
30 Apr
26
May
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1 May
25
2 May
26
3 May
26
4 May
26
5 May
29
6 May
32
7 May
29
8 May
28
9 May
25
10 May
22
11 May
20
12 May
22
13 May
22
14 May
21
15 May
23
16 May
28
17 May
27
18 May
23
19 May
25
20 May
25
21 May
26
22 May
24
23 May
24
24 May
27
25 May
31
26 May
35
27 May
31
28 May
27
29 May
25
30 May
28
31 May
36
June
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1 Jun
42
2 Jun
48
3 Jun
42
4 Jun
32
5 Jun
27
6 Jun
25
7 Jun
24
8 Jun
30
9 Jun
37
10 Jun
44
11 Jun
47
12 Jun
37
13 Jun
34
14 Jun
31
15 Jun
30
16 Jun
32
17 Jun
34
18 Jun
38
19 Jun
42
20 Jun
37
21 Jun
33
22 Jun
34
23 Jun
38
24 Jun
42
25 Jun
42
26 Jun
45
27 Jun
46
28 Jun
45
29 Jun
48
30 Jun
50
July
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1 Jul
51
2 Jul
51
3 Jul
63
4 Jul
72
5 Jul
80
6 Jul
89
7 Jul
100
8 Jul
103
9 Jul
83
10 Jul
69
11 Jul
65
12 Jul
58
13 Jul
57
14 Jul
46
15 Jul
34
16 Jul
42
17 Jul
44
18 Jul
41
19 Jul
38
20 Jul
35
21 Jul
38
22 Jul
36
23 Jul
33
24 Jul
43
25 Jul
45
26 Jul
44
27 Jul
45
28 Jul
47
29 Jul
42
30 Jul
44
31 Jul
40
August
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1 Aug
46
2 Aug
52
3 Aug
44
4 Aug
49
5 Aug
53
6 Aug
-
7 Aug
-
8 Aug
-
9 Aug
-
10 Aug
-
11 Aug
-
12 Aug
-
13 Aug
-
14 Aug
-
15 Aug
-
16 Aug
-
17 Aug
-
18 Aug
-
19 Aug
-
20 Aug
-
21 Aug
-
22 Aug
-
23 Aug
-
24 Aug
-
25 Aug
-
26 Aug
-
27 Aug
-
28 Aug
-
29 Aug
-
30 Aug
-
31 Aug
-
Good
050
Moderate
100
Poor
150
Unhealthy
200
Severe
300
Hazardous
301+

Health Advice For People Living In

Arecibo

0Cigarettes per day

Weekly 0 Cigarettes
Monthly 0 Cigarettes

Breathe easy and get active! The air quality is perfect for enjoying outdoor activities.

Source:

Berkeley Earth

Disclaimer: This cigarette-equivalent estimate is based on the average PM2.5 concentration over the last 24 hours, assuming continuous exposure during that time.

Solutions for Current AQI

  • Air Purifier
    Air PurifierTurn On
  • Car Filter
    Car FilterMust
  • N95 Mask
    N95 MaskMust
  • Stay Indoor
    Stay IndoorMust

Must turn on the air purifier to enjoy fresh air.

Get an Air Purifier

Prevent Health Problems: Understand Your Risks

Arecibo

  • asthma due to air pollution in AreciboAsthma
  • heart due to air pollution in AreciboHeart Issues
  • allergy due to air pollution in AreciboAllergies
  • sinus due to air pollution in AreciboSinus
  • flu due to air pollution in AreciboCold/Flu
  • copd due to air pollution in AreciboChronic (COPD)
asthma due to air pollution in Arecibo

Mild Chances of Asthma

Asthma

Risk of Asthma symptoms is Mild when AQI is Moderate (50-150)

Moderate symptoms including frequent wheezing, noticeable shortness of breath, chest tightness, and persistent cough.

Do's :

  • Limit outdoor activities when AQI is poor.

  • Clean indoor air with an air purifier to reduce exposure.

  • Soothe the respiratory tract with herbal teas or warm water to help alleviate symptoms.

Don'ts :

  • Exercise outdoors without a mask.

  • Stay in smoky areas with strong fumes.

Disclaimer: The above health risks are precautionary suggestions based on current AQI levels. You may not feel the effects immediately, but prolonged exposure to air pollution can contribute to these health conditions over time. AQI.IN is neither a medical expert nor a provider of medical advice. Please consult a doctor if you experience any of the above similar symptoms.

Most Polluted Cities 2025

Puerto Rico

Analyze the real-time most air polluted cities in the country.

Most Polluted Cities Live Ranking 2025
World's Most PollutedCity Rankings (2024)
World's Most PollutedCountry Rankings(2024)
RankCityAQIAQI Status

Standard Value

Follow

1.

Catano, Puerto Rico

56
Moderate
4xabove Standard

2.

Catano, Puerto Rico

56
Moderate
4xabove Standard

3.

Bayamon, Puerto Rico

55
Moderate
4xabove Standard

4.

Ponce, Puerto Rico

54
Moderate
4xabove Standard

5.

San Juan, Puerto Rico

54
Moderate
4xabove Standard

6.

Ceiba, Puerto Rico

54
Moderate
4xabove Standard

7.

Trujillo Alto, Puerto Rico

54
Moderate
4xabove Standard

8.

Mayaguez, Puerto Rico

54
Moderate
4xabove Standard

9.

Arecibo, Puerto Rico

53
Moderate
4xabove Standard

10.

Caguas, Puerto Rico

53
Moderate
4xabove Standard

Last Updated: 06 Aug 2025, 04:42 PM

AQI City Rankings

Air Quality Solutions For Arecibo

Explore the solutions of air quality monitoring & clean air.

Here are some applications that you can go through to find out the solutions.

Air Quality Monitor

Air Quality Monitor

Monitor the air quality
Air Quality Sensors

Air Quality Sensors

Sensors to measure the air quality
Fresh Air Machine

Fresh Air Machine

Clean the air you breathe
Car Cabin Filter

Car Cabin Filter

Purify the air in your car
N95 Mask

N95 Mask

Shield yourself from pollution
air quality solutions for offices for Arecibo

Air Quality Solution For Offices

A complete solution for air quality monitoring, data analysis, and fresh air solutions in workplaces prioritizing employee's health and productivity.

air quality solutions for smart-city for Arecibo

Air Quality Solutions For Smart City

Prana Air smart city project provides air quality monitors, drones, outdoor air purifiers, and data dashboards solution to improve air quality.

air quality solutions for institutes for Arecibo

Air Quality Solutions for Schools | Institutes

Prana Air provides the air quality solutions for schools by air monitoring & fresh air machine that help the students to breather clean air.

air quality solutions for hotels for Arecibo

Air Quality Solutions For Hotels

Prana Air air quality solutions are suited for hotel businesses. The occupancy of hotels is the main reasons for bad air quality.

air quality solutions for restaurants for Arecibo

Air Quality Solutions for Restaurants

Prana Air has the air quality solutions for restaurant, cafes, and gives you the power to know what your customers and staff breathe.

air quality solutions for rmc-plants for Arecibo

Air Quality Solutions for RMC Plants

Prana Air provides air quality monitoring solutions for RMC plants. Improve compliance, protect workers and community, and reduce emissions.

air quality solutions for fitness-center for Arecibo

Air Quality Solutions for Fitness Center

Prana Air provides the air quality solutions of pollution monitoring and fresh air for fitness center - gym.

air quality solutions for parking-lot for Arecibo

Air Quality Solutions for Parking Lot

A complete solution for air monitoring, data analysis, and fresh air solutions for enclosed car parking areas and car lots.

air quality solutions for retail-stores for Arecibo

Air Quality Solutions for Retail Stores

Prana Air provides air quality solutions of pollution monitoring and fresh air for retail stores and shopping outlets.

air quality solutions for airport for Arecibo

Prana Air provides air quality solutions of pollution monitoring and fresh air for retail stores and shopping outlets

Prana Air provides the air quality solutions for airport. Gathering of many passengers is the main reasons of bad air quality in airport.

air quality solutions for construction-sites for Arecibo

Air Quality Solutions For Construction Sites

Prana Air offers air quality monitoring solutions for construction sites with data cloud storage, web-dashboard, mobile apps, TV display.

air quality solutions for hospitals for Arecibo

Air Quality Solutions For Hospitals

Prana Air provides air quality monitoring and fresh air solutions for hospitals to ensure clean and healthy indoor air.

air quality solutions for bathroom for Arecibo

Air Quality Solutions For Washroom | Bathroom

Improve washroom and bathroom air quality with Prana Air air quality monitoring devices and fresh air machine. Breathe easy and stay healthy.

air quality solutions for banks for Arecibo

Air Quality Solutions for Banks

Prana Air provides air quality solutions of pollution monitoring and fresh air for banks and financial institutions.

air quality solutions for cinema for Arecibo

Air Quality Solutions for Cinema

Air quality solutions for cinema halls or theatres will help the customers to get the good experience, comfort and breathe clean air.

air quality solutions for real-estates for Arecibo

Air Quality Solutions For Real Estates

Prana Air provides the air quality solutions of pollution monitoring and fresh air for real estates - residential and commercial.

Arecibo's AQI Data Analytics Solutions

Air quality data monitoring platforms

Mobile AppMobile App
Smart TV AppSmart TV App
Web DashboardWeb Dashboard
APIAPI
WidgetsWidgets
aqi air quality app for Arecibo
Mobile App

Empower Your Decisions with Reliable Data

Get it onApp Store
Get it onGoogle Play
Your area’s real-time data with detailed parameters.

Your area’s real-time data with detailed parameters.

Personalized health advice as per current AQI.

Personalized health advice as per current AQI.

Analytical data to identify trends and conditions.

Analytical data to identify trends and conditions.

Connect and control your air quality devices.

Connect and control your air quality devices.

Air Quality FAQs

at Arecibo

Frequently Asked Questions About Air Quality

What is the current AQI level in Arecibo?

The current real-time AQI level in Arecibo is 53 (Moderate). This was last updated 2025-08-06 12:40:02 PM (Local Time).

When was the best AQI level in Arecibo in the last 24 hours?

The best AQI level was 44 (Good) at 12:10 AM (Local Time) during the last 24 hours.

When was the worst AQI level in Arecibo in the last 24 hours?

The worst AQI level was 60 (Moderate) at 6:10 AM (Local Time) during the last 24 hours.

What is the current trend of AQI levels in Arecibo during last 24 hours?

The AQI levels in Arecibo have been fluctuating throughout the last 24 hours. The levels have increased by highest 60 at 6:10 AM (Local Time), lowest 44 at 12:10 AM (Local Time).

What actions are recommended as per the current AQI level in Arecibo?

Current AQI levels are acceptable; however, some pollutants may be a concern for a small number of sensitive individuals.

Recent AQI Blogs

Read the latest news

Here are some latest blogs that you can go through to find out more air pollution.

Why You Should Add a Real-Time Weather and AQI Widget to Your Website?

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1 Aug 2025Shakshi
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26 Jul 2025Gyane Haobijam
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Prana Sense

Air Quality Monitor

Air Quality Index depicts the extent of air pollution at a particular location.

Prana Sense Air Quality MonitorPrana Sense Air Quality Monitor
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Pocket PM

Air Quality Monitor

Know the air quality around you wherever you are with the Pocket monitor to get instant air quality insights.

Pocket PM Air Quality MonitorPocket PM Air Quality Monitor
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Cair +

Indoor Air Quality Monitor

Track indoor air quality with advanced connectivity and portability for real-time air quality data.

Cair + Indoor Air Quality MonitorCair + Indoor Air Quality Monitor