Alba Iulia, Alba, 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
Alba Iulia, Alba, Romania

2021

2022

2023

2024

2025

AQI

Days

Days	2025	2024	2023	2022	2021
Jul. 1	71	42	50	21	19
Jul. 2	70	42	71	23	13
Jul. 3		32	62	17	11
Jul. 4		34	54	15	12
Jul. 5		33	64	18	10
Jul. 6		33	65	35	13
Jul. 7		33	64	36	16
Jul. 8		36	53	36	16
Jul. 9		41	67	36	15
Jul. 10		47	62	28	16
Jul. 11		48	79	8	16
Jul. 12		54	87	26	16
Jul. 13		53	90	27	17
Jul. 14		53	66	22	19
Jul. 15		54	45	26	24
Jul. 16		54	47	25	18
Jul. 17		55	41	25	15
Jul. 18		54	39	20	16
Jul. 19		55	29	23	17
Jul. 20		52	35	12	14
Jul. 21		51	25	39	11
Jul. 22		51	25	9	10
Jul. 23		53	26	43	14
Jul. 24		48	41	40	16
Jul. 25		36	48		18
Jul. 26		34	36		21
Jul. 27		32	25		22
Jul. 28		31	30		21
Jul. 29		29	23		17
Jul. 30		29	37		18
Jul. 31		29	41		19

AQI Trends: Highest and Lowest

Highest AQI recorded on

13th Jul 2023

90AQI

Lowest AQI recorded on

11th Jul 2022

8AQI

Same Day Analysis (2nd July ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 70 of Moderate air quality, showing improvement over 2023 on the same day.

Day & Night AQI Trend: 2nd Jul - 3rd Jul 2025
Alba Iulia, Alba, Romania

AQI

Day

Night

5 AM2nd Jul 2025

9 PM

4 AM3rd Jul 2025

Day time

Avg. Highest Time

6AM2nd Jul

81AQI

Avg. Lowest Time

8PM2nd Jul

62AQI

Night time

Avg. Highest Time

4AM3rd Jul

77AQI

Avg. Lowest Time

11PM2nd Jul

59AQI

In the last 24 hours,

Alba Iulia's AQI reached its highest point of 81 at 6 AM during the Day, while the lowest point, 59, was recorded at 11 PM during the Night between 2nd Jul and 3rd Jul 2025.

Day & Night AQI Trend : Jun - Jul 2025
Alba Iulia, Alba, 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

21°C13/28°C

21°C13/29°C

20°C13/31°C

20°C14/31°C

22°C13/31°C

24°C17/30°C

18°C9/25°C

16°C7/23°C

19°C11/27°C

18°C11/25°C

16°C9/24°C

16°C7/23°C

17°C8/25°C

20°C9/28°C

21°C14/29°C

20°C12/29°C

22°C13/31°C

19°C10/25°C

16°C7/24°C

17°C8/27°C

21°C11/31°C

23°C15/32°C

25°C14/34°C

25°C17/34°C

25°C16/36°C

21°C12/28°C

21°C11/29°C

22°C15/29°C

21°C12/31°C

21°C9/32°C

5 AM

1 PM

9 PM

1 AM

4 AM

0°C0/0°C

Day time

Avg. Highest Time

5 AM - 9 PM

82AQI

17 hours / Day

510 hours / Month

Avg. Lowest Time

5 AM - 9 PM

82AQI

17 hours / Day

510 hours / Month

In the last 30 days, during the daytime, the highest AQI was between 5 AM to 9 PM (Avg. 82), while the lowest AQI was between 5 AM to 9 PM (Avg. 82).

Night time

Avg. Highest Time

12 AM - 4 AM

85AQI

5 hours / Day

150 hours / Month

Avg. Lowest Time

10 PM - 11 PM

78AQI

2 hours / Day

60 hours / Month

In the last 30 days, during the daytime, the highest AQI was between 12 AM to 4 AM (Avg. 85), while the lowest AQI was between 10 PM to 11 PM (Avg. 78).

2025 Days Vs Air Quality
Alba Iulia, Alba, Romania

2025

15%

83%

151

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

Good

28 Days

Moderate

151 Days

Poor

4 Days

Unhealthy

0 Days

Severe

0 Days

Hazardous

0 Days

Under WHO’s Safe Air Quality Limits: 15%

Health Risk Level:

Extreme

In 2025, 15% of 184 days were within WHO’s safe air quality limits. The risk of health issues is Extreme, potentially causing respiratory problems, heart disease, skin issues, and stress, especially for children, the elderly, and those with pre-existing conditions.

Annual Air Quality Insights
Alba Iulia, Alba, 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.

58AQI

60AQI

55AQI

36AQI

75AQI

84AQI

71AQI

No. of days

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

202561AQI

151

Highest AQI recorded in

June

84AQI

Lowest AQI recorded in

April

36AQI

202450AQI

196

143

Highest AQI recorded in

February

77AQI

Lowest AQI recorded in

May

24AQI

202349AQI

227

130

Highest AQI recorded in

January

67AQI

Lowest AQI recorded in

May

34AQI

202236AQI

235

Highest AQI recorded in

December

80AQI

Lowest AQI recorded in

October

15AQI

202121AQI

345

Highest AQI recorded in

November

33AQI

Lowest AQI recorded in

May

13AQI

202026AQI

253

Highest AQI recorded in

November

36AQI

Lowest AQI recorded in

June

20AQI

Most & Least Polluted Years Over the Last 6 Years

Most Polluted Year Recorded

2025(Avg.)

61AQI

Least Polluted Year Recorded

2021(Avg.)

21AQI

Alba Iulia's annual 2025 AQI (61) shows an average percentage change of 91.2% (worsened AQI) compared to previous years: 2020 (26), 2021 (21), 2022 (36), 2023 (49), 2024 (50).


5 AM	78
6 AM	81
7 AM	75
8 AM	75
9 AM	70
10 AM	65
11 AM	66
12 PM	62
1 PM	64
2 PM	62
3 PM	67
4 PM	63
5 PM	63
6 PM	63
7 PM	63
8 PM	62
9 PM	63
10 PM	63
11 PM	59
12 AM	64
1 AM	63
2 AM	63
3 AM	68
4 AM	77

Alba Iulia, Alba, Romania Historical Air Quality Analysis

July Air Quality AnalysisAlba Iulia, Alba, Romania

Day & Night AQI Trend: 2nd Jul - 3rd Jul 2025Alba Iulia, Alba, Romania

Day & Night AQI Trend : Jun - Jul 2025Alba Iulia, Alba, Romania

2025 Days Vs Air Quality Alba Iulia, Alba, Romania

Annual Air Quality InsightsAlba Iulia, Alba, Romania

AQI levels in 2025

No. of days

July Air Quality Analysis
Alba Iulia, Alba, Romania

Day & Night AQI Trend: 2nd Jul - 3rd Jul 2025
Alba Iulia, Alba, Romania

Day & Night AQI Trend : Jun - Jul 2025
Alba Iulia, Alba, Romania

2025 Days Vs Air Quality
Alba Iulia, Alba, Romania

Annual Air Quality Insights
Alba Iulia, Alba, Romania