Otopeni, Ilfov, Romania 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+

July Air Quality Analysis
Otopeni, Ilfov, Romania

2021

2022

2023

2024

2025

AQI

Days

Days	2025	2024	2023	2022	2021
Jul. 1	24	40	31	43	64
Jul. 2	24	35	38	46	36
Jul. 3		30	40	52	28
Jul. 4		28	40	52	24
Jul. 5		22	33	62	28
Jul. 6		23	38	54	38
Jul. 7		25	34	41	35
Jul. 8		35	18	28	35
Jul. 9		38	23	30	41
Jul. 10		37	37	36	51
Jul. 11		44	47		54
Jul. 12		45	46		54
Jul. 13		47	52		56
Jul. 14		48	24		55
Jul. 15		50	27		55
Jul. 16		55	29		54
Jul. 17		58	35		48
Jul. 18		53	28		53
Jul. 19		51	27	27	56
Jul. 20		47	33	18	57
Jul. 21		48	25	45	46
Jul. 22		47	13	38	30
Jul. 23		42	20	46	32
Jul. 24		44	24	71	41
Jul. 25		34	44		45
Jul. 26		28	45		47
Jul. 27		26	20		54
Jul. 28		31	22		58
Jul. 29		30	23		55
Jul. 30		24	32		55
Jul. 31		25	33		57

AQI Trends: Highest and Lowest

Highest AQI recorded on

24th Jul 2022

71AQI

Lowest AQI recorded on

22nd Jul 2023

13AQI

Same Day Analysis (2nd July ):
On this day, AQI across the 5 years varied significantly: 2025 ranks the most lowest AQI at 24 of Good air quality, showing improvement over 2024, 2023, 2022 and 2021 on the same day.

Day & Night AQI Trend: 2nd Jul - 3rd Jul 2025
Otopeni, Ilfov, Romania

AQI

Day

Night

5 AM2nd Jul 2025

9 PM

4 AM3rd Jul 2025

Day time

Avg. Highest Time

9PM2nd Jul

25AQI

Avg. Lowest Time

7PM2nd Jul

21AQI

Night time

Avg. Highest Time

10PM2nd Jul

25AQI

Avg. Lowest Time

4AM3rd Jul

23AQI

In the last 24 hours,

Otopeni's AQI reached its highest point of 25 at 9 PM during the Day, while the lowest point, 21, was recorded at 7 PM during the Day between 2nd Jul and 3rd Jul 2025.

Day & Night AQI Trend : Jun - Jul 2025
Otopeni, Ilfov, Romania

JunJul

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

24°C18/30°C

24°C19/31°C

25°C19/32°C

25°C19/31°C

23°C17/30°C

22°C15/30°C

22°C17/31°C

19°C18/22°C

22°C17/27°C

20°C16/25°C

20°C17/24°C

19°C14/25°C

20°C14/25°C

23°C16/29°C

25°C19/31°C

24°C18/29°C

26°C21/32°C

21°C18/23°C

21°C17/26°C

22°C15/28°C

25°C18/31°C

27°C20/35°C

28°C21/34°C

29°C23/36°C

28°C21/36°C

23°C19/30°C

24°C17/29°C

26°C20/32°C

24°C19/29°C

24°C19/30°C

5 AM

1 PM

9 PM

1 AM

4 AM

0°C0/0°C

Day time

Avg. Highest Time

5 AM - 9 AM

38AQI

5 hours / Day

150 hours / Month

Avg. Lowest Time

11 AM - 2 PM

33AQI

4 hours / Day

120 hours / Month

In the last 30 days, during the daytime, the highest AQI was between 5 AM to 9 AM (Avg. 38), while the lowest AQI was between 11 AM to 2 PM (Avg. 33).

Night time

Avg. Highest Time

10 PM - 11 PM

41AQI

2 hours / Day

60 hours / Month

Avg. Lowest Time

12 AM - 4 AM

39AQI

5 hours / Day

150 hours / Month

In the last 30 days, during the daytime, the highest AQI was between 10 PM to 11 PM (Avg. 41), while the lowest AQI was between 12 AM to 4 AM (Avg. 39).

2025 Days Vs Air Quality
Otopeni, Ilfov, Romania

2025

54%

46%

Total number of days with different AQI categories in last 184 days in 2025 (181 days remaining)

Good

98 Days

Moderate

85 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 184 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
Otopeni, Ilfov, Romania

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.

73AQI

60AQI

55AQI

42AQI

34AQI

39AQI

24AQI

No. of days

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

202550AQI

Highest AQI recorded in

January

73AQI

Lowest AQI recorded in

July

24AQI

202448AQI

209

151

Highest AQI recorded in

January

75AQI

Lowest AQI recorded in

May

26AQI

202345AQI

250

101

Highest AQI recorded in

December

77AQI

Lowest AQI recorded in

June

26AQI

202253AQI

154

133

Highest AQI recorded in

December

79AQI

Lowest AQI recorded in

September

30AQI

202154AQI

171

178

Highest AQI recorded in

February

77AQI

Lowest AQI recorded in

June

35AQI

202022AQI

247

Highest AQI recorded in

December

43AQI

Lowest AQI recorded in

November

10AQI

Most & Least Polluted Years Over the Last 6 Years

Most Polluted Year Recorded

2021(Avg.)

54AQI

Least Polluted Year Recorded

2020(Avg.)

22AQI

Otopeni's annual 2025 AQI (50) shows an average percentage change of 25.2% (worsened AQI) compared to previous years: 2020 (22), 2021 (54), 2022 (53), 2023 (45), 2024 (48).


5 AM	22
6 AM	23
7 AM	23
8 AM	24
9 AM	23
10 AM	22
11 AM	21
12 PM	21
1 PM	22
2 PM	21
3 PM	21
4 PM	21
5 PM	21
6 PM	21
7 PM	21
8 PM	24
9 PM	25
10 PM	25
11 PM	25
12 AM	25
1 AM	25
2 AM	25
3 AM	23
4 AM	23

Otopeni, Ilfov, Romania Historical Air Quality Analysis

July Air Quality AnalysisOtopeni, Ilfov, Romania

Day & Night AQI Trend: 2nd Jul - 3rd Jul 2025Otopeni, Ilfov, Romania

Day & Night AQI Trend : Jun - Jul 2025Otopeni, Ilfov, Romania

2025 Days Vs Air Quality Otopeni, Ilfov, Romania

Annual Air Quality InsightsOtopeni, Ilfov, Romania

AQI levels in 2025

No. of days

July Air Quality Analysis
Otopeni, Ilfov, Romania

Day & Night AQI Trend: 2nd Jul - 3rd Jul 2025
Otopeni, Ilfov, Romania

Day & Night AQI Trend : Jun - Jul 2025
Otopeni, Ilfov, Romania

2025 Days Vs Air Quality
Otopeni, Ilfov, Romania

Annual Air Quality Insights
Otopeni, Ilfov, Romania