Johannesvorstadt, Erfurt, Thuringia, Germany Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
October Air Quality Analysis
Johannesvorstadt, Erfurt, Thuringia, Germany
AQI Trends: Highest and Lowest
Same Day Analysis (2nd October ):
On this day, AQI across the 1 years varied significantly: 2025 ranks 1st highest AQI at 62 of Moderate air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 2nd Oct - 3rd Oct 2025
Johannesvorstadt, Erfurt, Thuringia, Germany
6 AM2nd Oct 2025
7 PM
5 AM3rd Oct 2025
72AQI
54AQI
72AQI
49AQI
In the last 24 hours,
Johannesvorstadt's AQI reached its highest point of 72 at 10 AM during the Day, while the lowest point, 49, was recorded at 8 PM during the Night between 2nd Oct and 3rd Oct 2025.
Day & Night AQI Trend : Sep - Oct 2025
Johannesvorstadt, Erfurt, Thuringia, Germany
18°C13/24°C
21°C17/26°C
18°C14/22°C
17°C11/22°C
17°C13/23°C
18°C12/24°C
17°C12/23°C
16°C12/20°C
16°C11/20°C
16°C12/20°C
16°C11/22°C
15°C12/20°C
18°C15/22°C
15°C13/18°C
14°C11/19°C
19°C15/24°C
20°C14/28°C
22°C14/30°C
18°C12/24°C
12°C11/14°C
12°C6/16°C
11°C6/16°C
7°C6/7°C
10°C7/11°C
12°C10/14°C
15°C11/19°C
12°C9/17°C
11°C6/15°C
8°C3/13°C
9°C4/15°C
--°C/°C
30AQI
26AQI
29AQI
26AQI
2025 Days Vs Air Quality
Johannesvorstadt, Erfurt, Thuringia, Germany
97%
123
3%
4
Total number of days with different AQI categories in last 276 days in 2025 (89 days remaining)
Under WHO’s Safe Air Quality Limits: 97%
Health Risk Level:
Very Low
In 2025, 97% of 276 days were within WHO’s safe air quality limits. The risk of health issues is Very Low, but health impacts are still unclear.
Annual Air Quality Insights
Johannesvorstadt, Erfurt, Thuringia, Germany
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
16AQI
18AQI
26AQI
24AQI
38AQI
47AQI
33AQI
20AQI
16AQI
17AQI
20AQI
20AQI
39AQI
43AQI
41AQI
43AQI
37AQI
43AQI
39AQI
35AQI
40AQI
38AQI
33AQI
31AQI
30AQI
33AQI
28AQI
26AQI
25AQI
22AQI
26AQI
25AQI
23AQI
24AQI
27AQI
32AQI
26AQI
24AQI
23AQI
20AQI
20AQI
22AQI
23AQI
22AQI
21AQI
25AQI
29AQI
30AQI
28AQI
25AQI
27AQI
30AQI
33AQI
28AQI
22AQI
19AQI
19AQI
25AQI
27AQI
31AQI
28AQI
25AQI
23AQI
23AQI
24AQI
23AQI
22AQI
23AQI
24AQI
23AQI
25AQI
28AQI
37AQI
44AQI
42AQI
41AQI
48AQI
56AQI
61AQI
58AQI
45AQI
31AQI
28AQI
33AQI
33AQI
25AQI
23AQI
20AQI
20AQI
25AQI
34AQI
42AQI
34AQI
29AQI
23AQI
21AQI
20AQI
21AQI
16AQI
20AQI
20AQI
21AQI
24AQI
35AQI
40AQI
29AQI
21AQI
19AQI
18AQI
16AQI
17AQI
18AQI
17AQI
20AQI
28AQI
31AQI
23AQI
20AQI
19AQI
16AQI
29AQI
31AQI
40AQI
48AQI
43AQI
43AQI
62AQI
20AQI
31AQI
25AQI
33AQI
25AQI
53AQI
No. of days
202529AQI
Highest AQI recorded in
October53AQI
Lowest AQI recorded in
May20AQI
Most & Least Polluted Years Over the Last 1 Years
Johannesvorstadt's annual 2025 AQI (29) shows an average percentage change of NaN% (improved AQI) compared to previous years: .