Auburn, Washington, United States Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
March Air Quality Analysis
Auburn, Washington, United States
AQI Trends: Highest and Lowest
Same Day Analysis (10th March):
On this day, AQI across the 3 years varied significantly: 2026 ranks 1st highest AQI at 28 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 9th Mar - 10th Mar 2026
Auburn, Washington, United States
7 AM9th Mar 2026
5 PM
6 AM10th Mar 2026
46AQI
17AQI
43AQI
24AQI
In the last 24 hours,
Auburn's AQI reached its highest point of 46 at 7 AM during the Day, while the lowest point, 17, was recorded at 3 PM during the Day between 9th Mar and 10th Mar 2026.
Day & Night AQI Trend : Feb - Mar 2026
Auburn, Washington, United States
7°C4/11°C
7°C3/12°C
5°C2/11°C
5°C0/11°C
7°C3/10°C
6°C3/9°C
5°C1/9°C
2°C0/7°C
3°C0/7°C
3°C0/6°C
2°C0/5°C
2°C-3/7°C
6°C2/12°C
9°C5/14°C
8°C5/13°C
5°C3/9°C
4°C0/10°C
7°C3/11°C
7°C5/11°C
7°C2/14°C
6°C0/14°C
8°C1/16°C
9°C6/14°C
9°C7/11°C
8°C6/10°C
8°C5/10°C
11°C10/12°C
8°C3/10°C
4°C2/6°C
3°C0/5°C
41AQI
29AQI
34AQI
27AQI
2026 Days Vs Air Quality
Auburn, Washington, United States
91%
63
9%
6
Total number of days with different AQI categories in last 70 days in 2026 (295 days remaining)
Under WHO’s Safe Air Quality Limits: 91%
Health Risk Level:
Very Low
In 2026, 91% of 70 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
Auburn, Washington, United States
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
62AQI (US)
45AQI (US)
22AQI (US)
16AQI (US)
23AQI (US)
15AQI (US)
13AQI (US)
16AQI (US)
15AQI (US)
48AQI (US)
31AQI (US)
18AQI (US)
18AQI (US)
17AQI (US)
15AQI (US)
22AQI (US)
45AQI (US)
64AQI (US)
63AQI (US)
45AQI (US)
56AQI (US)
46AQI (US)
52AQI (US)
49AQI (US)
45AQI (US)
43AQI (US)
41AQI (US)
45AQI (US)
51AQI (US)
46AQI (US)
43AQI (US)
48AQI (US)
49AQI (US)
44AQI (US)
33AQI (US)
47AQI (US)
38AQI (US)
39AQI (US)
45AQI (US)
42AQI (US)
37AQI (US)
28AQI (US)
20AQI (US)
37AQI (US)
48AQI (US)
31AQI (US)
27AQI (US)
34AQI (US)
37AQI (US)
34AQI (US)
21AQI (US)
32AQI (US)
34AQI (US)
28AQI (US)
28AQI (US)
25AQI (US)
40AQI (US)
20AQI (US)
20AQI (US)
28AQI (US)
33AQI (US)
24AQI (US)
44AQI (US)
39AQI (US)
34AQI (US)
41AQI (US)
39AQI (US)
32AQI (US)
28AQI (US)
36AQI (US)
35AQI (US)
34AQI (US)
No. of days
202635AQI (US)
Highest AQI (US) recorded in
January36AQI (US)
Lowest AQI (US) recorded in
March34AQI (US)
202529AQI (US)
Highest AQI (US) recorded in
September39AQI (US)
Lowest AQI (US) recorded in
May20AQI (US)
202427AQI (US)
Highest AQI (US) recorded in
September37AQI (US)
Lowest AQI (US) recorded in
May16AQI (US)
202338AQI (US)
Highest AQI (US) recorded in
November69AQI (US)
Lowest AQI (US) recorded in
December35AQI (US)
202027AQI (US)
Highest AQI (US) recorded in
March29AQI (US)
Lowest AQI (US) recorded in
April25AQI (US)
Most & Least Polluted Years Over the Last 5 Years
Auburn's annual 2026 AQI (US) (35) shows an average percentage change of 19.2% (worsened AQI (US)) compared to previous years: 2020 (27), 2023 (38), 2024 (27), 2025 (29).