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Usurbil Air Quality Index (AQI) | Air Pollution

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

Last Updated: 01 Oct 2025, 07:46am (Local Time)

Live AQI

56(AQI-US)

Air Quality is

Moderate

pm10 : 12 µg/m³

PM2.5 : 12 µg/m³

Good

050

Moderate

100

Poor

150

Unhealthy

200

Severe

300

Hazardous

301+

13 °C

Last Updated: 01 Oct 2025, 07:46am (Local Time)

Map

Usurbil

Major Air Pollutants
Usurbil

Particulate Matter(PM2.5)

12µg/m³

Particulate Matter(PM10)

12µg/m³

Carbon Monoxide(CO)

167ppb

Sulfur Dioxide(SO2)

2ppb

Nitrogen Dioxide(NO2)

6ppb

Ozone(O3)

5ppb

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AQI Graph

Historical Air Quality Data
Usurbil

24 Hours

AQI

Usurbil

AQI

30-09-2025Time01-10-2025

Time	Usurbil
08 AM	53
09 AM	45
10 AM	38
11 AM	37
12 PM	38
01 PM	48
02 PM	40
03 PM	32
04 PM	18
05 PM	16
06 PM	20
07 PM	21
08 PM	23
09 PM	32
10 PM	34
11 PM	39
12 AM	48
01 AM	59
02 AM	56
03 AM	52
04 AM	51
05 AM	55
06 AM	54
07 AM	54

Min.at 5:04 PM on 30th Sep

Max.at 1:04 AM on 1st Oct

Want air quality data?

AQI Trends - Annual Air Quality Changes
Usurbil, Donostia, Basque Country, Spain

AQI

Year

AQI

AQI	AQI
Jun 2020	25
Jul 2020	32
Aug 2020	27
Sep 2020	38
Oct 2020	34
Nov 2020	38
Dec 2020	28
Jan 2021	43
Feb 2021	40
Mar 2021	46
Apr 2021	42
May 2021	33
Jun 2021	32
Jul 2021	28
Aug 2021	29
Sep 2021	31
Oct 2021	34
Nov 2021	36
Dec 2021	33
Jan 2022	48
Feb 2022	42
Mar 2022	43
Apr 2022	37
May 2022	35
Jun 2022	34
Jul 2022	41
Aug 2022	35
Sep 2022	38
Oct 2022	44
Nov 2022	32
Dec 2022	35
Jan 2023	44
Feb 2023	58
Mar 2023	45
Apr 2023	39
May 2023	42
Jun 2023	39
Jul 2023	32
Aug 2023	31
Sep 2023	40
Oct 2023	40
Nov 2023	31
Dec 2023	35
Jan 2024	42
Feb 2024	39
Mar 2024	35
Apr 2024	38
May 2024	33
Jun 2024	34
Jul 2024	32
Aug 2024	32
Sep 2024	34
Oct 2024	31
Nov 2024	36
Dec 2024	38
Jan 2025	39
Feb 2025	42
Mar 2025	35
Apr 2025	31
May 2025	37
Jun 2025	44
Jul 2025	36
Aug 2025	39
Sep 2025	29
Oct 2025

Annual AQI Trends

2020

33AQI

2021

36AQI

Rise

2022

39AQI

Rise

2023

40AQI

Rise

2024

35AQI

-12%

Fall

2025

37AQI

Rise

Overall Annual Percentage (%) change of AQI in (2020 to 2025)

Rise (Worsened AQI)

Most & Least Polluted Months

Most PollutedFebruary, 202358AQI

Least PollutedJune, 202025AQI

* This data analysis is from year 2020 - 2025

Spain's Metro Cities
Air Quality Index

Barcelona

Malaga

Valencia

Zaragoza

Air Quality Calendar 2025
Usurbil

2025

AQI

January

Sun.	Mon.	Tue.	Wed.	Thu.	Fri.	Sat.
29 Dec -	30 Dec -	31 Dec -	1 Jan 40	2 Jan 31	3 Jan 37	4 Jan 25
5 Jan 25	6 Jan 33	7 Jan 32	8 Jan 27	9 Jan 33	10 Jan 26	11 Jan 33
12 Jan 33	13 Jan 54	14 Jan 56	15 Jan 70	16 Jan 68	17 Jan 65	18 Jan 84
19 Jan 48	20 Jan 34	21 Jan 28	22 Jan 25	23 Jan 33	24 Jan 33	25 Jan 28
26 Jan 28	27 Jan 35	28 Jan 32	29 Jan 29	30 Jan 33	31 Jan 37	1 Feb 37

February

Sun.	Mon.	Tue.	Wed.	Thu.	Fri.	Sat.
26 Jan 28	27 Jan 35	28 Jan 32	29 Jan 29	30 Jan 33	31 Jan 37	1 Feb 37
2 Feb 36	3 Feb 32	4 Feb 52	5 Feb 54	6 Feb 64	7 Feb 49	8 Feb 38
9 Feb 34	10 Feb 27	11 Feb 33	12 Feb 37	13 Feb 37	14 Feb 42	15 Feb 41
16 Feb 38	17 Feb 47	18 Feb 44	19 Feb 50	20 Feb 49	21 Feb 47	22 Feb 33
23 Feb 39	24 Feb 31	25 Feb 33	26 Feb 38	27 Feb 46	28 Feb 57	1 Mar 37

March

Sun.	Mon.	Tue.	Wed.	Thu.	Fri.	Sat.
23 Feb 39	24 Feb 31	25 Feb 33	26 Feb 38	27 Feb 46	28 Feb 57	1 Mar 37
2 Mar 28	3 Mar 35	4 Mar 40	5 Mar 35	6 Mar 31	7 Mar 32	8 Mar 32
9 Mar 32	10 Mar 31	11 Mar 28	12 Mar 35	13 Mar 33	14 Mar 37	15 Mar 40
16 Mar 41	17 Mar 35	18 Mar 26	19 Mar 17	20 Mar 40	21 Mar 55	22 Mar 19
23 Mar 22	24 Mar 35	25 Mar 40	26 Mar 49	27 Mar 51	28 Mar 37	29 Mar 36
30 Mar 38	31 Mar 50	1 Apr 56	2 Apr 53	3 Apr 28	4 Apr 26	5 Apr 24

April

Sun.	Mon.	Tue.	Wed.	Thu.	Fri.	Sat.
30 Mar 38	31 Mar 50	1 Apr 56	2 Apr 53	3 Apr 28	4 Apr 26	5 Apr 24
6 Apr 28	7 Apr 27	8 Apr 49	9 Apr 61	10 Apr 53	11 Apr 43	12 Apr 38
13 Apr 38	14 Apr 32	15 Apr 23	16 Apr 19	17 Apr 19	18 Apr 19	19 Apr 16
20 Apr 18	21 Apr 24	22 Apr 24	23 Apr 29	24 Apr 22	25 Apr 30	26 Apr 29
27 Apr 27	28 Apr 31	29 Apr 26	30 Apr 24	1 May 35	2 May 50	3 May 41

May

Sun.	Mon.	Tue.	Wed.	Thu.	Fri.	Sat.
27 Apr 27	28 Apr 31	29 Apr 26	30 Apr 24	1 May 35	2 May 50	3 May 41
4 May 34	5 May 31	6 May 29	7 May 35	8 May 38	9 May 48	10 May 31
11 May 28	12 May 32	13 May 30	14 May 33	15 May 30	16 May 49	17 May 49
18 May 46	19 May 46	20 May 44	21 May 41	22 May 28	23 May 33	24 May 32
25 May 32	26 May 26	27 May 30	28 May 38	29 May 37	30 May 52	31 May 41

June

Sun.	Mon.	Tue.	Wed.	Thu.	Fri.	Sat.
1 Jun 21	2 Jun 24	3 Jun 40	4 Jun 30	5 Jun 24	6 Jun 28	7 Jun 26
8 Jun 43	9 Jun 61	10 Jun 65	11 Jun 63	12 Jun 54	13 Jun 60	14 Jun 49
15 Jun 36	16 Jun 33	17 Jun 40	18 Jun 46	19 Jun 54	20 Jun 57	21 Jun 55
22 Jun 53	23 Jun 48	24 Jun 54	25 Jun 53	26 Jun 46	27 Jun 40	28 Jun 37
29 Jun 35	30 Jun 40	1 Jul 51	2 Jul 38	3 Jul 32	4 Jul 38	5 Jul 39

July

Sun.	Mon.	Tue.	Wed.	Thu.	Fri.	Sat.
29 Jun 35	30 Jun 40	1 Jul 51	2 Jul 38	3 Jul 32	4 Jul 38	5 Jul 39
6 Jul 37	7 Jul 30	8 Jul 31	9 Jul 32	10 Jul 40	11 Jul 49	12 Jul 48
13 Jul 43	14 Jul 43	15 Jul 34	16 Jul 41	17 Jul 45	18 Jul 42	19 Jul 32
20 Jul 26	21 Jul 29	22 Jul 26	23 Jul 27	24 Jul 21	25 Jul 44	26 Jul 51
27 Jul 45	28 Jul 28	29 Jul 30	30 Jul 29	31 Jul 25	1 Aug 26	2 Aug 24

August

Sun.	Mon.	Tue.	Wed.	Thu.	Fri.	Sat.
27 Jul 45	28 Jul 28	29 Jul 30	30 Jul 29	31 Jul 25	1 Aug 26	2 Aug 24
3 Aug 28	4 Aug 33	5 Aug 37	6 Aug 29	7 Aug 37	8 Aug 36	9 Aug 29
10 Aug 35	11 Aug 52	12 Aug 58	13 Aug 59	14 Aug 59	15 Aug 57	16 Aug 55
17 Aug 56	18 Aug 52	19 Aug 49	20 Aug 38	21 Aug 37	22 Aug 34	23 Aug 32
24 Aug 34	25 Aug 41	26 Aug 45	27 Aug 35	28 Aug 31	29 Aug 26	30 Aug 22
31 Aug 21	1 Sep 23	2 Sep 22	3 Sep 27	4 Sep 33	5 Sep 25	6 Sep 25

September

Sun.	Mon.	Tue.	Wed.	Thu.	Fri.	Sat.
31 Aug 21	1 Sep 23	2 Sep 22	3 Sep 27	4 Sep 33	5 Sep 25	6 Sep 25
7 Sep 31	8 Sep 24	9 Sep 23	10 Sep 23	11 Sep 28	12 Sep 26	13 Sep 26
14 Sep 23	15 Sep 22	16 Sep 22	17 Sep 28	18 Sep 38	19 Sep 47	20 Sep 38
21 Sep 19	22 Sep 19	23 Sep 21	24 Sep 24	25 Sep 24	26 Sep 37	27 Sep 34
28 Sep 40	29 Sep 36	30 Sep 47	1 Oct -	2 Oct -	3 Oct -	4 Oct -

October

Sun.	Mon.	Tue.	Wed.	Thu.	Fri.	Sat.
28 Sep 40	29 Sep 36	30 Sep 47	1 Oct -	2 Oct -	3 Oct -	4 Oct -
5 Oct -	6 Oct -	7 Oct -	8 Oct -	9 Oct -	10 Oct -	11 Oct -
12 Oct -	13 Oct -	14 Oct -	15 Oct -	16 Oct -	17 Oct -	18 Oct -
19 Oct -	20 Oct -	21 Oct -	22 Oct -	23 Oct -	24 Oct -	25 Oct -
26 Oct -	27 Oct -	28 Oct -	29 Oct -	30 Oct -	31 Oct -	1 Nov -

Health Advice For People Living In
Usurbil

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 PurifierTurn On
Car FilterMust
N95 MaskMust
Stay IndoorMust

Must turn on the air purifier to enjoy fresh air.

Get an Air Purifier

Prevent Health Problems: Understand Your Risks

Usurbil

Asthma
Heart Issues
Allergies
Sinus
Cold/Flu
Chronic (COPD)

Mid. Chances of Asthma

Asthma

Risk of Asthma symptoms is Mid. 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
Spain

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

Malaga, Spain

Getxo, Spain

Motril, Spain

Burriana, Spain

Madrid, Spain

Barakaldo, Spain

Altzaga, Spain

Eibar, Spain

Girona, Spain

10.

Palafrugell, Spain

Moderate

4xabove Standard

Last Updated: 01 Oct 2025, 05:47 AM

AQI City Rankings

Air Quality Solutions For Usurbil
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

Monitor the air quality

Air Quality Sensors

Sensors to measure the air quality

Fresh Air Machine

Clean the air you breathe

Car Cabin Filter

Purify the air in your car

N95 Mask

Shield yourself from pollution

air quality solutions for offices for Usurbil

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

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 Usurbil

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

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

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

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

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

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

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

air quality solutions for airport for Usurbil

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

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

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 Usurbil

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

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

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

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

Usurbil's AQI Data Analytics Solutions
Air quality data monitoring platforms

Mobile App

Smart TV App

Web Dashboard

API

Widgets

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.

Personalized health advice as per current AQI.

Analytical data to identify trends and conditions.

Connect and control your air quality devices.

Air Quality FAQs
at Usurbil

Frequently Asked Questions About Air Quality

What is the current AQI level in Usurbil?

The current real-time AQI level in Usurbil is 56 (Moderate). This was last updated 01 Oct 2025, 07:46am (Local Time).

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

The best AQI level was 16 (Good) at 5:04 PM, Sep 30, 2025 (Local Time) during the last 24 hours.

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

The worst AQI level was 59 (Moderate) at 1:04 AM (Local Time) during the last 24 hours.

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

The AQI levels in Usurbil have been fluctuating throughout the last 24 hours. The levels have increased by highest 59 at 1:04 AM (Local Time), lowest 16 at 5:04 PM, Sep 30, 2025 (Local Time).

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

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