Elefsina, Attiki, Greece 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+

September Air Quality Analysis
Elefsina, Attiki, Greece

2021

2022

2023

2024

2025

AQI

Days

Days	2025	2024	2023	2022	2021
Sep. 1	32	53	42		48
Sep. 2	32	63	53	72	50
Sep. 3	39	63	47	69	48
Sep. 4	42	69	38	63	48
Sep. 5	45	68	36	48	54
Sep. 6	43	69	54	42	41
Sep. 7	41	75	51	39	46
Sep. 8	42	57	57	43	39
Sep. 9	47	50	49	48	32
Sep. 10	52	52	50	70	46
Sep. 11	55	46	43	58	50
Sep. 12	58	47	37	46	53
Sep. 13	48	45	47	44	59
Sep. 14	31	43	69	49	57
Sep. 15	34	41	73	60	59
Sep. 16	33	36	77	60	32
Sep. 17		39	57	68	39
Sep. 18		46	56	41	68
Sep. 19		45	50	40	64
Sep. 20		54	63	34	67
Sep. 21		48	69	31	61
Sep. 22		51	96	30	59
Sep. 23		62	99	28	44
Sep. 24		68	95	24	41
Sep. 25		65	82		56
Sep. 26		67	65	39	55
Sep. 27		65	44	26	57
Sep. 28		63	41	25	66
Sep. 29			54	30	50
Sep. 30		34	59	26	46

AQI Trends: Highest and Lowest

Highest AQI recorded on

23rd Sep 2023

99AQI

Lowest AQI recorded on

24th Sep 2022

24AQI

Same Day Analysis (16th September ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 4th highest AQI at 33 of Good air quality, showing improvement over 2024, 2023 and 2022 on the same day.

Day & Night AQI Trend: 16th Sep - 17th Sep 2025
Elefsina, Attiki, Greece

AQI

Day

Night

6 AM16th Sep 2025

7 PM

5 AM17th Sep 2025

Day time

Avg. Highest Time

11AM16th Sep

48AQI

Avg. Lowest Time

9AM16th Sep

27AQI

Night time

Avg. Highest Time

12AM17th Sep

35AQI

Avg. Lowest Time

6AM16th Sep

26AQI

In the last 24 hours,

Elefsina's AQI reached its highest point of 48 at 11 AM during the Day, while the lowest point, 26, was recorded at 6 AM during the Night between 16th Sep and 17th Sep 2025.

Day & Night AQI Trend : Aug - Sep 2025
Elefsina, Attiki, Greece

AugSep

18th - 19th19th - 20th20th - 21st21st - 22nd22nd - 23rd23rd - 24th24th - 25th25th - 26th26th - 27th27th - 28th28th - 29th29th - 30th30th - 31st31st - 01st01st - 02nd02nd - 03rd03rd - 04th04th - 05th05th - 06th06th - 07th07th - 08th08th - 09th09th - 10th10th - 11th11th - 12th12th - 13th13th - 14th14th - 15th15th - 16th16th - 17th17th

Day

Night

26°C24/28°C

27°C24/31°C

26°C24/29°C

27°C25/30°C

30°C26/33°C

29°C26/33°C

27°C25/30°C

26°C23/30°C

26°C23/29°C

25°C22/29°C

25°C21/31°C

26°C24/28°C

27°C24/31°C

27°C24/30°C

28°C24/31°C

29°C25/33°C

27°C24/29°C

26°C23/28°C

27°C24/30°C

26°C23/30°C

26°C22/29°C

26°C23/29°C

27°C24/30°C

28°C25/31°C

28°C26/30°C

27°C24/30°C

25°C21/28°C

25°C22/29°C

26°C22/30°C

6 AM

12 PM

7 PM

12 AM

5 AM

--°C/°C

Day time

Avg. Highest Time

10 AM - 11 AM

46AQI

2 hours / Day

60 hours / Month

Avg. Lowest Time

6 AM

39AQI

1 hours / Day

30 hours / Month

In the last 30 days, during the daytime, the highest AQI was between 10 AM to 11 AM (Avg. 46), while the lowest AQI was between 6 AM to 6 AM (Avg. 39).

Night time

Avg. Highest Time

12 AM - 3 AM

44AQI

4 hours / Day

120 hours / Month

Avg. Lowest Time

4 AM - 11 PM

42AQI

6 hours / Day

180 hours / Month

In the last 30 days, during the daytime, the highest AQI was between 12 AM to 3 AM (Avg. 44), while the lowest AQI was between 4 AM to 11 PM (Avg. 42).

2025 Days Vs Air Quality
Elefsina, Attiki, Greece

2025

54%

139

46%

120

Total number of days with different AQI categories in last 260 days in 2025 (105 days remaining)

Good

139 Days

Moderate

120 Days

Poor

0 Days

Unhealthy

0 Days

Severe

0 Days

Hazardous

0 Days

Under WHO’s Safe Air Quality Limits: 54%

Health Risk Level:

Considerable

In 2025, 54% of 260 days were within WHO’s safe air quality limits, and 46% exceeded them. The risk of health issues is Considerable, with potential for conditions in sensitive individuals.

Annual Air Quality Insights
Elefsina, Attiki, Greece

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.

64AQI

56AQI

53AQI

43AQI

54AQI

49AQI

40AQI

42AQI

No. of days

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

202550AQI

139

120

Highest AQI recorded in

January

64AQI

Lowest AQI recorded in

August

40AQI

202454AQI

156

207

Highest AQI recorded in

February

65AQI

Lowest AQI recorded in

October

47AQI

202361AQI

106

241

Highest AQI recorded in

December

96AQI

Lowest AQI recorded in

April

50AQI

202257AQI

118

185

Highest AQI recorded in

January

74AQI

Lowest AQI recorded in

September

45AQI

202157AQI

145

209

Highest AQI recorded in

February

70AQI

Lowest AQI recorded in

October

50AQI

202047AQI

180

Highest AQI recorded in

December

70AQI

Lowest AQI recorded in

April

29AQI

Most & Least Polluted Years Over the Last 6 Years

Most Polluted Year Recorded

2023(Avg.)

61AQI

Least Polluted Year Recorded

2020(Avg.)

47AQI

Elefsina's annual 2025 AQI (50) shows an average percentage change of -9.3% (improved AQI) compared to previous years: 2020 (47), 2021 (57), 2022 (57), 2023 (61), 2024 (54).


6 AM	26
7 AM	30
8 AM	28
9 AM	27
10 AM	42
11 AM	48
12 PM	46
1 PM	31
2 PM	32
3 PM	36
4 PM	40
5 PM	30
6 PM	34
7 PM	34
8 PM	30
9 PM	28
10 PM	28
11 PM	34
12 AM	35
1 AM	35
2 AM	33
3 AM	32
4 AM	31
5 AM	28

Elefsina, Attiki, Greece Historical Air Quality Analysis

September Air Quality AnalysisElefsina, Attiki, Greece

Day & Night AQI Trend: 16th Sep - 17th Sep 2025Elefsina, Attiki, Greece

Day & Night AQI Trend : Aug - Sep 2025Elefsina, Attiki, Greece

2025 Days Vs Air Quality Elefsina, Attiki, Greece

Annual Air Quality InsightsElefsina, Attiki, Greece

AQI levels in 2025

No. of days

September Air Quality Analysis
Elefsina, Attiki, Greece

Day & Night AQI Trend: 16th Sep - 17th Sep 2025
Elefsina, Attiki, Greece

Day & Night AQI Trend : Aug - Sep 2025
Elefsina, Attiki, Greece

2025 Days Vs Air Quality
Elefsina, Attiki, Greece

Annual Air Quality Insights
Elefsina, Attiki, Greece