Tillamook, Oregon, 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
Tillamook, Oregon, United States
AQI Trends: Highest and Lowest
Same Day Analysis (7th October ):
On this day, AQI across the 1 years varied significantly: 2025 ranks 1st highest AQI at 39 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 6th Oct - 7th Oct 2025
Tillamook, Oregon, United States
7 AM6th Oct 2025
7 PM
6 AM7th Oct 2025
38AQI
33AQI
31AQI
24AQI
In the last 24 hours,
Tillamook's AQI reached its highest point of 38 at 7 AM during the Day, while the lowest point, undefined, was recorded at 3 AM during the Night between 6th Oct and 7th Oct 2025.
Day & Night AQI Trend : Sep - Oct 2025
Tillamook, Oregon, United States
--°C/°C
17°C14/23°C
16°C13/20°C
16°C15/20°C
15°C14/16°C
16°C14/19°C
16°C13/20°C
15°C13/16°C
15°C11/22°C
19°C14/28°C
15°C13/20°C
15°C12/20°C
14°C10/20°C
13°C10/17°C
16°C12/20°C
15°C9/22°C
17°C10/26°C
15°C10/22°C
12°C6/19°C
13°C6/21°C
15°C10/23°C
16°C13/19°C
15°C12/17°C
14°C11/19°C
15°C12/20°C
15°C12/20°C
15°C11/18°C
15°C11/18°C
15°C9/24°C
17°C11/27°C
17°C12/24°C
26AQI
22AQI
26AQI
22AQI
2025 Days Vs Air Quality
Tillamook, Oregon, United States
100%
196
Total number of days with different AQI categories in last 281 days in 2025 (84 days remaining)
Under WHO’s Safe Air Quality Limits: 100%
Health Risk Level:
Very Low
In 2025, 100% of 281 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
Tillamook, Oregon, United States
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
21AQI
17AQI
17AQI
16AQI
19AQI
16AQI
17AQI
17AQI
18AQI
19AQI
25AQI
19AQI
15AQI
15AQI
17AQI
20AQI
20AQI
20AQI
22AQI
22AQI
24AQI
25AQI
24AQI
23AQI
23AQI
17AQI
15AQI
16AQI
20AQI
24AQI
27AQI
25AQI
17AQI
14AQI
14AQI
16AQI
27AQI
23AQI
15AQI
16AQI
19AQI
21AQI
23AQI
20AQI
21AQI
20AQI
18AQI
16AQI
20AQI
19AQI
19AQI
18AQI
16AQI
17AQI
17AQI
14AQI
15AQI
18AQI
16AQI
19AQI
19AQI
15AQI
16AQI
20AQI
15AQI
21AQI
20AQI
17AQI
20AQI
20AQI
16AQI
16AQI
21AQI
21AQI
22AQI
29AQI
31AQI
28AQI
25AQI
18AQI
19AQI
21AQI
19AQI
17AQI
16AQI
17AQI
17AQI
15AQI
15AQI
19AQI
25AQI
27AQI
14AQI
14AQI
14AQI
21AQI
24AQI
18AQI
16AQI
14AQI
17AQI
21AQI
20AQI
20AQI
21AQI
16AQI
15AQI
20AQI
21AQI
23AQI
17AQI
20AQI
27AQI
26AQI
22AQI
20AQI
22AQI
20AQI
21AQI
17AQI
16AQI
18AQI
17AQI
21AQI
20AQI
17AQI
17AQI
19AQI
18AQI
17AQI
20AQI
22AQI
24AQI
19AQI
17AQI
18AQI
19AQI
20AQI
23AQI
24AQI
22AQI
17AQI
14AQI
14AQI
16AQI
16AQI
17AQI
17AQI
19AQI
23AQI
23AQI
25AQI
28AQI
28AQI
25AQI
22AQI
23AQI
22AQI
23AQI
22AQI
23AQI
34AQI
35AQI
36AQI
27AQI
22AQI
21AQI
20AQI
27AQI
28AQI
20AQI
23AQI
18AQI
19AQI
21AQI
22AQI
21AQI
21AQI
24AQI
19AQI
17AQI
28AQI
41AQI
22AQI
22AQI
21AQI
34AQI
30AQI
19AQI
19AQI
21AQI
26AQI
33AQI
24AQI
37AQI
39AQI
18AQI
20AQI
18AQI
20AQI
19AQI
20AQI
25AQI
28AQI
No. of days
202521AQI
Highest AQI recorded in
October28AQI
Lowest AQI recorded in
March18AQI
Most & Least Polluted Years Over the Last 1 Years
Tillamook's annual 2025 AQI (21) shows an average percentage change of NaN% (improved AQI) compared to previous years: .