Brooklyn, Wisconsin, United States 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
Brooklyn, Wisconsin, United States
AQI Trends: Highest and Lowest
Same Day Analysis (24th October ):
On this day, AQI across the 1 years varied significantly: 2025 ranks 1st highest AQI at 16 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 24th Oct - 25th Oct 2025
Brooklyn, Wisconsin, United States
7 AM24th Oct 2025
6 PM
6 AM25th Oct 2025
31AQI
18AQI
92AQI
26AQI
In the last 24 hours,
Brooklyn's AQI reached its highest point of 92 at 11 PM during the Night, while the lowest point, undefined, was recorded at 6 AM during the Night between 24th Oct and 25th Oct 2025.
Day & Night AQI Trend : Sep - Oct 2025
Brooklyn, Wisconsin, United States
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11°C3/22°C
8°C6/10°C
7°C5/8°C
6°C2/10°C
5°C-1/14°C
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37AQI
33AQI
40AQI
32AQI
2025 Days Vs Air Quality
Brooklyn, Wisconsin, United States
100%
5
Total number of days with different AQI categories in last 298 days in 2025 (67 days remaining)
Under WHO’s Safe Air Quality Limits: 100%
Health Risk Level:
Very Low
In 2025, 100% of 298 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
Brooklyn, Wisconsin, United States
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
13AQI
8AQI
2AQI
6AQI
16AQI
9AQI
No. of days
20259AQI
Highest AQI recorded in
October9AQI
Lowest AQI recorded in
October9AQI
Most & Least Polluted Years Over the Last 1 Years
Brooklyn's annual 2025 AQI (9) shows an average percentage change of NaN% (improved AQI) compared to previous years: .