Asti, Piedmont, Italy 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
Asti, Piedmont, Italy

2021

2022

2023

2024

2025

AQI

Days

Days	2025	2024	2023	2022	2021
Jul. 1	49	31	42	66	34
Jul. 2		29	42	60	38
Jul. 3		27	34	66	42
Jul. 4		27	31	67	42
Jul. 5		27	29	66	44
Jul. 6		27	30	66	38
Jul. 7		27	55	66	40
Jul. 8		26	45	64	37
Jul. 9		27	44	63	19
Jul. 10		27	52		32
Jul. 11		26	66		32
Jul. 12		26	66	52	42
Jul. 13		26	66	28	27
Jul. 14		27		32	27
Jul. 15		26		40	30
Jul. 16		30		51	42
Jul. 17		27		66	25
Jul. 18		28		68	27
Jul. 19		28	66	68	32
Jul. 20		30	66	67	42
Jul. 21		31	66	89	48
Jul. 22		32	66	66	51
Jul. 23		31	66	66	58
Jul. 24		28	66	66	56
Jul. 25		30	63	66	43
Jul. 26		31	64	51	42
Jul. 27		30			46
Jul. 28		32			52
Jul. 29		30			42
Jul. 30		33			53
Jul. 31		35			32

AQI Trends: Highest and Lowest

Highest AQI recorded on

21st Jul 2022

89AQI

Lowest AQI recorded on

9th Jul 2021

19AQI

Same Day Analysis (1st July ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 49 of Good air quality, showing improvement over 2022 on the same day.

Day & Night AQI Trend: 2nd Jul - 3rd Jul 2025
Asti, Piedmont, Italy

AQI

Day

Night

5 AM2nd Jul 2025

9 PM

4 AM3rd Jul 2025

Day time

Avg. Highest Time

12AMNaNth undefined

AQI

Avg. Lowest Time

12AMNaNth undefined

AQI

Night time

Avg. Highest Time

5AM2nd Jul

53AQI

Avg. Lowest Time

11PM2nd Jul

48AQI

In the last 24 hours,

Asti's AQI reached its highest point of 53 at 5 AM during the Night, while the lowest point, undefined, was recorded at 4 AM during the Night between 2nd Jul and 3rd Jul 2025.

Day & Night AQI Trend : Jun - Jul 2025
Asti, Piedmont, Italy

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

19°C15/24°C

18°C15/21°C

19°C15/23°C

20°C16/25°C

21°C17/25°C

21°C16/28°C

20°C16/25°C

22°C17/27°C

24°C18/30°C

25°C21/30°C

24°C19/31°C

24°C19/30°C

23°C16/30°C

20°C16/25°C

22°C17/27°C

24°C18/30°C

25°C20/30°C

22°C17/27°C

23°C16/28°C

24°C19/30°C

25°C19/31°C

25°C20/32°C

24°C19/30°C

25°C19/29°C

27°C21/33°C

27°C22/32°C

24°C20/32°C

0°C0/0°C

5 AM

1 PM

9 PM

1 AM

4 AM

0°C0/0°C

Day time

Avg. Highest Time

5 AM - 9 PM

51AQI

17 hours / Day

510 hours / Month

Avg. Lowest Time

5 AM - 9 PM

51AQI

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. 51), while the lowest AQI was between 5 AM to 9 PM (Avg. 51).

Night time

Avg. Highest Time

12 AM - 11 PM

52AQI

7 hours / Day

210 hours / Month

Avg. Lowest Time

12 AM - 11 PM

52AQI

7 hours / Day

210 hours / Month

In the last 30 days, during the daytime, the highest AQI was between 12 AM to 11 PM (Avg. 52), while the lowest AQI was between 12 AM to 11 PM (Avg. 52).

2025 Days Vs Air Quality
Asti, Piedmont, Italy

2025

59%

108

41%

Total number of days with different AQI categories in last 183 days in 2025 (182 days remaining)

Good

108 Days

Moderate

74 Days

Poor

0 Days

Unhealthy

0 Days

Severe

0 Days

Hazardous

0 Days

Under WHO’s Safe Air Quality Limits: 59%

Health Risk Level:

Considerable

In 2025, 59% of 183 days were within WHO’s safe air quality limits, and 41% exceeded them. The risk of health issues is Considerable, with potential for conditions in sensitive individuals.

Annual Air Quality Insights
Asti, Piedmont, Italy

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.

63AQI

55AQI

46AQI

38AQI

29AQI

50AQI

49AQI

No. of days

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

202547AQI

108

Highest AQI recorded in

January

63AQI

Lowest AQI recorded in

May

29AQI

202446AQI

229

116

Highest AQI recorded in

November

70AQI

Lowest AQI recorded in

June

28AQI

202346AQI

190

113

Highest AQI recorded in

June

59AQI

Lowest AQI recorded in

October

32AQI

202245AQI

191

111

Highest AQI recorded in

July

61AQI

Lowest AQI recorded in

January

11AQI

202155AQI

142

Highest AQI recorded in

January

98AQI

Lowest AQI recorded in

December

18AQI

202064AQI

Highest AQI recorded in

November

111AQI

Lowest AQI recorded in

February

13AQI

Most & Least Polluted Years Over the Last 6 Years

Most Polluted Year Recorded

2020(Avg.)

64AQI

Least Polluted Year Recorded

2022(Avg.)

45AQI

Asti's annual 2025 AQI (47) shows an average percentage change of -6.6% (improved AQI) compared to previous years: 2020 (64), 2021 (55), 2022 (45), 2023 (46), 2024 (46).


5 AM	53
6 AM	52
7 AM	52
8 AM	52
9 AM	51
10 AM	51
11 AM	51
12 PM	51
1 PM	50
2 PM	50
3 PM	50
4 PM	50
5 PM	50
6 PM	50
7 PM	49
8 PM	49
9 PM	48
10 PM	48
11 PM	48
12 AM
1 AM
2 AM
3 AM
4 AM

Asti, Piedmont, Italy Historical Air Quality Analysis

July Air Quality AnalysisAsti, Piedmont, Italy

Day & Night AQI Trend: 2nd Jul - 3rd Jul 2025Asti, Piedmont, Italy

Day & Night AQI Trend : Jun - Jul 2025Asti, Piedmont, Italy

2025 Days Vs Air Quality Asti, Piedmont, Italy

Annual Air Quality InsightsAsti, Piedmont, Italy

AQI levels in 2025

No. of days

July Air Quality Analysis
Asti, Piedmont, Italy

Day & Night AQI Trend: 2nd Jul - 3rd Jul 2025
Asti, Piedmont, Italy

Day & Night AQI Trend : Jun - Jul 2025
Asti, Piedmont, Italy

2025 Days Vs Air Quality
Asti, Piedmont, Italy

Annual Air Quality Insights
Asti, Piedmont, Italy