Lynden, 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
Lynden, Washington, United States
AQI Trends: Highest and Lowest
Same Day Analysis (13th August):
On this day, AQI across the 5 years varied significantly: 2026 ranks 1st highest AQI at 52 of Moderate air quality on the same day.
Day & Night AQI Trend: 13th Aug - 14th Aug 2026
Lynden, Washington, United States
5 AM13th Aug 2026
8 PM
4 AM14th Aug 2026
58AQI
44AQI
53AQI
46AQI
In the last 24 hours,
Lynden's AQI reached its highest point of 58 at 7 AM during the Day, while the lowest point, 44, was recorded at 2 PM during the Day between 13th Aug and 14th Aug 2026.
Day & Night AQI Trend : Jul - Aug 2026
Lynden, Washington, United States
19°C14/27°C
18°C15/23°C
18°C12/26°C
19°C12/28°C
24°C13/37°C
26°C16/37°C
27°C17/38°C
24°C19/29°C
21°C14/29°C
19°C14/24°C
17°C15/21°C
19°C14/26°C
18°C14/23°C
18°C11/28°C
19°C12/27°C
22°C12/31°C
18°C14/22°C
16°C11/21°C
19°C11/30°C
22°C13/33°C
22°C13/33°C
22°C13/32°C
22°C13/31°C
21°C14/29°C
19°C11/28°C
18°C11/27°C
20°C11/28°C
21°C14/30°C
21°C14/31°C
21°C15/28°C
75AQI
48AQI
76AQI
54AQI
2026 Days Vs Air Quality
Lynden, Washington, United States
87%
193
12%
27
0.9%
2
Total number of days with different AQI categories in last 226 days in 2026 (139 days remaining)
Under WHO’s Safe Air Quality Limits: 87%
Health Risk Level:
Low
In 2026, 87% of 226 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
Lynden, Washington, United States
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
48AQI (US)
43AQI (US)
15AQI (US)
16AQI (US)
18AQI (US)
11AQI (US)
14AQI (US)
17AQI (US)
17AQI (US)
15AQI (US)
18AQI (US)
14AQI (US)
16AQI (US)
19AQI (US)
20AQI (US)
17AQI (US)
31AQI (US)
42AQI (US)
40AQI (US)
40AQI (US)
29AQI (US)
32AQI (US)
37AQI (US)
34AQI (US)
26AQI (US)
26AQI (US)
20AQI (US)
21AQI (US)
47AQI (US)
44AQI (US)
45AQI (US)
51AQI (US)
41AQI (US)
44AQI (US)
29AQI (US)
29AQI (US)
28AQI (US)
25AQI (US)
33AQI (US)
27AQI (US)
30AQI (US)
25AQI (US)
20AQI (US)
29AQI (US)
37AQI (US)
31AQI (US)
36AQI (US)
39AQI (US)
32AQI (US)
32AQI (US)
28AQI (US)
25AQI (US)
30AQI (US)
32AQI (US)
31AQI (US)
36AQI (US)
34AQI (US)
20AQI (US)
20AQI (US)
26AQI (US)
30AQI (US)
25AQI (US)
39AQI (US)
36AQI (US)
36AQI (US)
43AQI (US)
42AQI (US)
37AQI (US)
33AQI (US)
41AQI (US)
42AQI (US)
36AQI (US)
25AQI (US)
34AQI (US)
34AQI (US)
36AQI (US)
32AQI (US)
32AQI (US)
40AQI (US)
38AQI (US)
33AQI (US)
18AQI (US)
30AQI (US)
28AQI (US)
32AQI (US)
25AQI (US)
18AQI (US)
26AQI (US)
27AQI (US)
21AQI (US)
30AQI (US)
36AQI (US)
23AQI (US)
29AQI (US)
22AQI (US)
22AQI (US)
21AQI (US)
19AQI (US)
21AQI (US)
22AQI (US)
25AQI (US)
18AQI (US)
34AQI (US)
37AQI (US)
34AQI (US)
22AQI (US)
21AQI (US)
15AQI (US)
15AQI (US)
17AQI (US)
19AQI (US)
18AQI (US)
17AQI (US)
19AQI (US)
19AQI (US)
16AQI (US)
17AQI (US)
22AQI (US)
22AQI (US)
19AQI (US)
23AQI (US)
25AQI (US)
25AQI (US)
16AQI (US)
14AQI (US)
20AQI (US)
29AQI (US)
21AQI (US)
22AQI (US)
16AQI (US)
26AQI (US)
40AQI (US)
51AQI (US)
54AQI (US)
56AQI (US)
56AQI (US)
42AQI (US)
38AQI (US)
37AQI (US)
37AQI (US)
39AQI (US)
41AQI (US)
22AQI (US)
12AQI (US)
13AQI (US)
13AQI (US)
12AQI (US)
14AQI (US)
19AQI (US)
14AQI (US)
15AQI (US)
22AQI (US)
23AQI (US)
22AQI (US)
23AQI (US)
17AQI (US)
25AQI (US)
27AQI (US)
18AQI (US)
22AQI (US)
13AQI (US)
13AQI (US)
19AQI (US)
15AQI (US)
14AQI (US)
16AQI (US)
14AQI (US)
14AQI (US)
18AQI (US)
17AQI (US)
19AQI (US)
18AQI (US)
18AQI (US)
26AQI (US)
29AQI (US)
28AQI (US)
21AQI (US)
17AQI (US)
15AQI (US)
12AQI (US)
28AQI (US)
23AQI (US)
15AQI (US)
20AQI (US)
15AQI (US)
25AQI (US)
18AQI (US)
19AQI (US)
29AQI (US)
27AQI (US)
15AQI (US)
12AQI (US)
17AQI (US)
16AQI (US)
41AQI (US)
35AQI (US)
36AQI (US)
51AQI (US)
59AQI (US)
70AQI (US)
61AQI (US)
55AQI (US)
70AQI (US)
92AQI (US)
83AQI (US)
61AQI (US)
44AQI (US)
68AQI (US)
89AQI (US)
72AQI (US)
57AQI (US)
59AQI (US)
56AQI (US)
97AQI (US)
76AQI (US)
53AQI (US)
51AQI (US)
91AQI (US)
103AQI (US)
108AQI (US)
56AQI (US)
52AQI (US)
27AQI (US)
31AQI (US)
32AQI (US)
23AQI (US)
29AQI (US)
19AQI (US)
39AQI (US)
72AQI (US)
No. of days
202631AQI (US)
Highest AQI (US) recorded in
August72AQI (US)
Lowest AQI (US) recorded in
June19AQI (US)
202529AQI (US)
Highest AQI (US) recorded in
January37AQI (US)
Lowest AQI (US) recorded in
March23AQI (US)
202428AQI (US)
Highest AQI (US) recorded in
April32AQI (US)
Lowest AQI (US) recorded in
January22AQI (US)
202327AQI (US)
Highest AQI (US) recorded in
August37AQI (US)
Lowest AQI (US) recorded in
January18AQI (US)
202224AQI (US)
Highest AQI (US) recorded in
October36AQI (US)
Lowest AQI (US) recorded in
July16AQI (US)
202124AQI (US)
Highest AQI (US) recorded in
February32AQI (US)
Lowest AQI (US) recorded in
October13AQI (US)
202029AQI (US)
Highest AQI (US) recorded in
September61AQI (US)
Lowest AQI (US) recorded in
December21AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Lynden's annual 2026 AQI (US) (31) shows an average percentage change of 16.2% (worsened AQI (US)) compared to previous years: 2020 (29), 2021 (24), 2022 (24), 2023 (27), 2024 (28), 2025 (29).