St. Cloud, Minnesota, United States Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
August Air Quality Analysis
St. Cloud, Minnesota, United States
AQI Trends: Highest and Lowest
Same Day Analysis (2nd August ):
On this day, AQI across the 4 years varied significantly: 2025 ranks 1st highest AQI at 141 of Poor air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 2nd Aug - 3rd Aug 2025
St. Cloud, Minnesota, United States
5 AM2nd Aug 2025
8 PM
4 AM3rd Aug 2025
157AQI
96AQI
159AQI
98AQI
In the last 24 hours,
St. Cloud's AQI reached its highest point of 159 at 5 AM during the Night, while the lowest point, 96, was recorded at 6 PM during the Day between 2nd Aug and 3rd Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
St. Cloud, Minnesota, United States
29°C23/35°C
24°C21/28°C
22°C15/29°C
21°C13/28°C
21°C14/26°C
22°C13/29°C
23°C19/29°C
22°C17/31°C
21°C17/28°C
23°C13/31°C
25°C17/32°C
26°C20/33°C
15°C13/17°C
15°C8/22°C
18°C8/24°C
21°C18/25°C
19°C10/27°C
20°C18/25°C
26°C18/33°C
25°C20/29°C
23°C19/28°C
23°C15/31°C
26°C20/33°C
27°C21/34°C
24°C18/30°C
22°C17/29°C
21°C17/27°C
19°C11/26°C
20°C15/25°C
19°C10/25°C
--°C/°C
62AQI
62AQI
60AQI
60AQI
2025 Days Vs Air Quality
St. Cloud, Minnesota, United States
87%
186
10%
22
2%
5
0.4%
1
Total number of days with different AQI categories in last 215 days in 2025 (150 days remaining)
Under WHO’s Safe Air Quality Limits: 87%
Health Risk Level:
Low
In 2025, 87% of 215 days were within WHO’s safe air quality limits. The risk of health issues is Low, but the long-term effects, especially on vulnerable individuals, remain uncertain.
Annual Air Quality Insights
St. Cloud, Minnesota, United States
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
20AQI
24AQI
20AQI
18AQI
18AQI
19AQI
24AQI
28AQI
48AQI
22AQI
24AQI
24AQI
22AQI
24AQI
27AQI
20AQI
20AQI
19AQI
19AQI
20AQI
21AQI
23AQI
22AQI
25AQI
21AQI
21AQI
21AQI
22AQI
22AQI
30AQI
27AQI
22AQI
37AQI
24AQI
22AQI
23AQI
27AQI
24AQI
26AQI
27AQI
33AQI
24AQI
31AQI
25AQI
47AQI
38AQI
23AQI
23AQI
22AQI
23AQI
24AQI
29AQI
41AQI
52AQI
26AQI
27AQI
31AQI
29AQI
28AQI
29AQI
27AQI
39AQI
42AQI
29AQI
25AQI
27AQI
28AQI
26AQI
25AQI
28AQI
25AQI
40AQI
59AQI
28AQI
16AQI
19AQI
20AQI
18AQI
25AQI
19AQI
20AQI
24AQI
20AQI
23AQI
26AQI
20AQI
32AQI
15AQI
15AQI
18AQI
21AQI
21AQI
17AQI
37AQI
23AQI
24AQI
15AQI
23AQI
39AQI
43AQI
48AQI
54AQI
46AQI
21AQI
18AQI
22AQI
42AQI
31AQI
19AQI
24AQI
17AQI
22AQI
18AQI
17AQI
16AQI
22AQI
21AQI
26AQI
13AQI
31AQI
25AQI
14AQI
18AQI
34AQI
22AQI
28AQI
19AQI
16AQI
31AQI
29AQI
28AQI
31AQI
35AQI
35AQI
34AQI
20AQI
18AQI
16AQI
15AQI
14AQI
14AQI
15AQI
15AQI
22AQI
34AQI
38AQI
31AQI
19AQI
25AQI
33AQI
41AQI
55AQI
53AQI
101AQI
63AQI
57AQI
49AQI
54AQI
55AQI
46AQI
70AQI
76AQI
83AQI
52AQI
30AQI
34AQI
37AQI
24AQI
29AQI
36AQI
28AQI
37AQI
39AQI
36AQI
33AQI
35AQI
23AQI
15AQI
20AQI
19AQI
21AQI
32AQI
26AQI
32AQI
43AQI
30AQI
54AQI
51AQI
34AQI
34AQI
31AQI
27AQI
103AQI
140AQI
85AQI
63AQI
45AQI
31AQI
26AQI
28AQI
31AQI
53AQI
55AQI
36AQI
32AQI
73AQI
53AQI
35AQI
31AQI
39AQI
92AQI
150AQI
160AQI
141AQI
23AQI
29AQI
26AQI
26AQI
25AQI
44AQI
51AQI
151AQI
No. of days
202533AQI
Highest AQI recorded in
August151AQI
Lowest AQI recorded in
January23AQI
202432AQI
Highest AQI recorded in
July41AQI
Lowest AQI recorded in
November22AQI
202341AQI
Highest AQI recorded in
June66AQI
Lowest AQI recorded in
November26AQI
202232AQI
Highest AQI recorded in
October36AQI
Lowest AQI recorded in
April30AQI
202136AQI
Highest AQI recorded in
July65AQI
Lowest AQI recorded in
November24AQI
202029AQI
Highest AQI recorded in
March34AQI
Lowest AQI recorded in
September25AQI
Most & Least Polluted Years Over the Last 6 Years
St. Cloud's annual 2025 AQI (33) shows an average percentage change of -1.2% (improved AQI) compared to previous years: 2020 (29), 2021 (36), 2022 (32), 2023 (41), 2024 (32).