Market Blvd, Chehalis, Washington, 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
Market Blvd, Chehalis, Washington, United States
AQI Trends: Highest and Lowest
Same Day Analysis (3rd August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 20 of Good air quality, showing improvement over 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 3rd Aug - 4th Aug 2025
Market Blvd, Chehalis, Washington, United States
5 AM3rd Aug 2025
8 PM
4 AM4th Aug 2025
22AQI
18AQI
32AQI
23AQI
In the last 24 hours,
Market Blvd's AQI reached its highest point of 32 at 12 AM during the Night, while the lowest point, 18, was recorded at 1 PM during the Day between 3rd Aug and 4th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Market Blvd, Chehalis, Washington, United States
16°C10/22°C
20°C11/28°C
20°C11/29°C
19°C12/28°C
17°C13/20°C
16°C13/20°C
20°C12/28°C
21°C14/28°C
23°C15/31°C
16°C14/18°C
21°C10/30°C
24°C16/33°C
18°C12/28°C
15°C13/19°C
16°C13/20°C
15°C11/17°C
16°C12/21°C
16°C12/21°C
18°C13/27°C
16°C13/21°C
16°C13/20°C
15°C12/20°C
16°C11/23°C
19°C11/28°C
19°C11/29°C
19°C12/28°C
18°C14/25°C
17°C13/22°C
17°C15/20°C
16°C13/21°C
--°C/°C
19AQI
18AQI
20AQI
19AQI
2025 Days Vs Air Quality
Market Blvd, Chehalis, Washington, United States
97%
209
3%
6
Total number of days with different AQI categories in last 216 days in 2025 (149 days remaining)
Under WHO’s Safe Air Quality Limits: 97%
Health Risk Level:
Very Low
In 2025, 97% of 216 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
Market Blvd, Chehalis, Washington, United States
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
25AQI
32AQI
24AQI
21AQI
20AQI
23AQI
25AQI
26AQI
31AQI
22AQI
20AQI
32AQI
36AQI
38AQI
45AQI
42AQI
42AQI
39AQI
47AQI
50AQI
53AQI
50AQI
53AQI
45AQI
39AQI
47AQI
58AQI
59AQI
62AQI
55AQI
34AQI
23AQI
23AQI
27AQI
33AQI
24AQI
26AQI
23AQI
25AQI
28AQI
33AQI
25AQI
38AQI
26AQI
29AQI
27AQI
20AQI
21AQI
24AQI
22AQI
20AQI
22AQI
20AQI
22AQI
23AQI
21AQI
25AQI
28AQI
25AQI
32AQI
22AQI
19AQI
21AQI
19AQI
21AQI
23AQI
25AQI
30AQI
17AQI
21AQI
18AQI
16AQI
17AQI
17AQI
17AQI
26AQI
20AQI
19AQI
14AQI
15AQI
16AQI
17AQI
15AQI
20AQI
21AQI
16AQI
16AQI
15AQI
20AQI
16AQI
17AQI
18AQI
20AQI
22AQI
25AQI
20AQI
16AQI
13AQI
14AQI
18AQI
16AQI
19AQI
19AQI
19AQI
19AQI
21AQI
19AQI
21AQI
17AQI
15AQI
14AQI
17AQI
18AQI
24AQI
32AQI
27AQI
20AQI
13AQI
13AQI
15AQI
23AQI
19AQI
13AQI
15AQI
15AQI
17AQI
15AQI
18AQI
17AQI
17AQI
15AQI
15AQI
18AQI
18AQI
17AQI
16AQI
16AQI
13AQI
15AQI
11AQI
12AQI
13AQI
13AQI
13AQI
13AQI
13AQI
15AQI
18AQI
14AQI
15AQI
15AQI
17AQI
18AQI
23AQI
14AQI
16AQI
17AQI
18AQI
22AQI
26AQI
35AQI
32AQI
27AQI
18AQI
17AQI
18AQI
17AQI
16AQI
14AQI
15AQI
15AQI
11AQI
11AQI
16AQI
26AQI
28AQI
14AQI
13AQI
12AQI
16AQI
17AQI
17AQI
14AQI
14AQI
16AQI
19AQI
17AQI
18AQI
19AQI
16AQI
16AQI
18AQI
19AQI
26AQI
17AQI
20AQI
23AQI
28AQI
24AQI
20AQI
18AQI
20AQI
18AQI
18AQI
16AQI
16AQI
17AQI
19AQI
19AQI
19AQI
20AQI
19AQI
18AQI
17AQI
20AQI
39AQI
25AQI
19AQI
19AQI
15AQI
19AQI
19AQI
18AQI
No. of days
202522AQI
Highest AQI recorded in
January39AQI
Lowest AQI recorded in
May15AQI
202420AQI
Highest AQI recorded in
December31AQI
Lowest AQI recorded in
June13AQI
202323AQI
Highest AQI recorded in
November37AQI
Lowest AQI recorded in
April14AQI
202229AQI
Highest AQI recorded in
October72AQI
Lowest AQI recorded in
May12AQI
202120AQI
Highest AQI recorded in
October27AQI
Lowest AQI recorded in
May14AQI
202030AQI
Highest AQI recorded in
September69AQI
Lowest AQI recorded in
June20AQI
Most & Least Polluted Years Over the Last 6 Years
Market Blvd's annual 2025 AQI (22) shows an average percentage change of -7.6% (improved AQI) compared to previous years: 2020 (30), 2021 (20), 2022 (29), 2023 (23), 2024 (20).