Los Barrios School, Algeciras, Andalusia, Spain Historical Air Quality Analysis

Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!

Good

050

Moderate

100

Poor

150

Unhealthy

200

Severe

300

Hazardous

301+

October Air Quality Analysis
Los Barrios School, Algeciras, Andalusia, Spain

2021

2022

2023

2024

2025

AQI

Days

Days	2025	2024	2023	2022	2021
Oct. 1	26	34	37	31	39
Oct. 2	51	38	35	31	49
Oct. 3		24	34	38	35
Oct. 4		23	34	59	35
Oct. 5		25	39	58	35
Oct. 6		22	39	50	35
Oct. 7		43	38	44	35
Oct. 8		39	37	50	35
Oct. 9		30	35	55	35
Oct. 10		29	39	56	36
Oct. 11		28	39	63	38
Oct. 12		34	35	56	36
Oct. 13		28	36	43	35
Oct. 14		35	37	38	35
Oct. 15		25	30	40	35
Oct. 16		47	33	46	35
Oct. 17		36	39	53	35
Oct. 18		24	32	57	38
Oct. 19		25	31	69	35
Oct. 20		24	36	71	36
Oct. 21		27	31	64	35
Oct. 22		30	29	29	55
Oct. 23		34	29	36	35
Oct. 24		40	30	29	35
Oct. 25		45	30	51	49
Oct. 26		30	26	59	36
Oct. 27		26	28	57	35
Oct. 28		26	29	55	35
Oct. 29		27	25	68	35
Oct. 30		39	29	70	35
Oct. 31		55	21	68	35

AQI Trends: Highest and Lowest

Highest AQI recorded on

20th Oct 2022

71AQI

Lowest AQI recorded on

31st Oct 2023

21AQI

Same Day Analysis (2nd October ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 51 of Moderate air quality on the same day.

Day & Night AQI Trend: 2nd Oct - 3rd Oct 2025
Los Barrios School, Algeciras, Andalusia, Spain

AQI

Day

Night

8 AM2nd Oct 2025

8 PM

7 AM3rd Oct 2025

Day time

Avg. Highest Time

5PM2nd Oct

54AQI

Avg. Lowest Time

3PM2nd Oct

43AQI

Night time

Avg. Highest Time

5AM3rd Oct

57AQI

Avg. Lowest Time

11PM2nd Oct

40AQI

In the last 24 hours,

Los Barrios School's AQI reached its highest point of 57 at 5 AM during the Night, while the lowest point, 40, was recorded at 11 PM during the Night between 2nd Oct and 3rd Oct 2025.

Day & Night AQI Trend : Sep - Oct 2025
Los Barrios School, Algeciras, Andalusia, Spain

SepOct

03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th - 18th18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 01st01st - 02nd02nd - 03rd03rd

Day

Night

22°C19/25°C

24°C19/29°C

22°C20/24°C

23°C21/24°C

24°C21/30°C

23°C20/27°C

20°C17/23°C

20°C17/25°C

23°C19/29°C

22°C19/26°C

24°C20/29°C

22°C20/24°C

22°C20/25°C

22°C21/25°C

22°C19/24°C

22°C19/26°C

21°C17/26°C

20°C17/25°C

21°C19/23°C

21°C18/23°C

20°C17/23°C

21°C18/25°C

20°C18/23°C

20°C17/21°C

19°C18/22°C

20°C19/22°C

21°C19/22°C

8 AM

2 PM

8 PM

2 AM

7 AM

--°C/°C

Day time

Avg. Highest Time

2 PM - 7 PM

34AQI

6 hours / Day

180 hours / Month

Avg. Lowest Time

8 AM

29AQI

1 hours / Day

30 hours / Month

In the last 30 days, during the daytime, the highest AQI was between 2 PM to 7 PM (Avg. 34), while the lowest AQI was between 8 AM to 8 AM (Avg. 29).

Night time

Avg. Highest Time

3 AM

33AQI

1 hours / Day

30 hours / Month

Avg. Lowest Time

6 AM

29AQI

1 hours / Day

30 hours / Month

In the last 30 days, during the daytime, the highest AQI was between 3 AM to 3 AM (Avg. 33), while the lowest AQI was between 6 AM to 6 AM (Avg. 29).

2025 Days Vs Air Quality
Los Barrios School, Algeciras, Andalusia, Spain

2025

87%

240

13%

Total number of days with different AQI categories in last 276 days in 2025 (89 days remaining)

Good

240 Days

Moderate

35 Days

Poor

0 Days

Unhealthy

0 Days

Severe

0 Days

Hazardous

0 Days

Under WHO’s Safe Air Quality Limits: 87%

Health Risk Level:

Low

In 2025, 87% of 276 days were within WHO’s safe air quality limits. The risk of health issues is Low, but the long-term effects, especially on vulnerable individuals, remain uncertain.

Annual Air Quality Insights
Los Barrios School, Algeciras, Andalusia, Spain

AQI levels in 2025

AQI

PM2.5

PM10

SO2

NO2

Sun.Mon.Tue.Wed.Thu.Fri.Sat.

Jan.

Feb.

Mar.

Apr.

May

Jun.

Jul.

Aug.

Sep.

Oct.

Nov.

Dec.

32AQI

31AQI

29AQI

26AQI

28AQI

48AQI

40AQI

46AQI

31AQI

39AQI

No. of days

Jan.Feb.Mar.Apr.MayJun.Jul.Aug.Sep.Oct.Nov.Dec.Total Days

202535AQI

240

Highest AQI recorded in

June

48AQI

Lowest AQI recorded in

April

26AQI

202436AQI

322

Highest AQI recorded in

January

47AQI

Lowest AQI recorded in

December

31AQI

202339AQI

313

Highest AQI recorded in

August

56AQI

Lowest AQI recorded in

September

33AQI

202231AQI

267

Highest AQI recorded in

October

51AQI

Lowest AQI recorded in

June

6AQI

202127AQI

332

Highest AQI recorded in

November

46AQI

Lowest AQI recorded in

March

4AQI

20204AQI

263

Highest AQI recorded in

July

8AQI

Lowest AQI recorded in

April

2AQI

Most & Least Polluted Years Over the Last 6 Years

Most Polluted Year Recorded

2023(Avg.)

39AQI

Least Polluted Year Recorded

2020(Avg.)

4AQI

Los Barrios School's annual 2025 AQI (35) shows an average percentage change of 147.2% (worsened AQI) compared to previous years: 2020 (4), 2021 (27), 2022 (31), 2023 (39), 2024 (36).


8 AM	50
9 AM	48
10 AM	47
11 AM	46
12 PM	43
1 PM	44
2 PM	49
3 PM	43
4 PM	53
5 PM	54
6 PM	49
7 PM	45
8 PM	48
9 PM	47
10 PM	45
11 PM	40
12 AM	50
1 AM	45
2 AM	45
3 AM	52
4 AM	55
5 AM	57
6 AM	49
7 AM	48

Los Barrios School, Algeciras, Andalusia, Spain Historical Air Quality Analysis

October Air Quality AnalysisLos Barrios School, Algeciras, Andalusia, Spain

Day & Night AQI Trend: 2nd Oct - 3rd Oct 2025Los Barrios School, Algeciras, Andalusia, Spain

Day & Night AQI Trend : Sep - Oct 2025Los Barrios School, Algeciras, Andalusia, Spain

2025 Days Vs Air Quality Los Barrios School, Algeciras, Andalusia, Spain

Annual Air Quality InsightsLos Barrios School, Algeciras, Andalusia, Spain

AQI levels in 2025

No. of days

October Air Quality Analysis
Los Barrios School, Algeciras, Andalusia, Spain

Day & Night AQI Trend: 2nd Oct - 3rd Oct 2025
Los Barrios School, Algeciras, Andalusia, Spain

Day & Night AQI Trend : Sep - Oct 2025
Los Barrios School, Algeciras, Andalusia, Spain

2025 Days Vs Air Quality
Los Barrios School, Algeciras, Andalusia, Spain

Annual Air Quality Insights
Los Barrios School, Algeciras, Andalusia, Spain