Turnbull, Cheney, Washington, 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
Turnbull, Cheney, Washington, United States
AQI Trends: Highest and Lowest
Same Day Analysis (19th October ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 33 of Good air quality, showing improvement over 2022 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 19th Oct - 20th Oct 2025
Turnbull, Cheney, Washington, United States
6 AM19th Oct 2025
6 PM
5 AM20th Oct 2025
39AQI
21AQI
24AQI
14AQI
In the last 24 hours,
Turnbull's AQI reached its highest point of 39 at 8 AM during the Day, while the lowest point, 14, was recorded at 6 PM during the Night between 19th Oct and 20th Oct 2025.
Day & Night AQI Trend : Sep - Oct 2025
Turnbull, Cheney, Washington, United States
23°C15/31°C
16°C11/23°C
13°C5/22°C
16°C7/27°C
19°C10/30°C
19°C10/29°C
14°C6/23°C
16°C8/27°C
20°C11/30°C
18°C11/27°C
15°C10/22°C
15°C10/22°C
12°C8/19°C
13°C6/21°C
12°C6/19°C
12°C6/19°C
10°C1/20°C
13°C4/24°C
14°C5/25°C
19°C11/29°C
16°C9/23°C
8°C7/9°C
6°C4/8°C
6°C2/11°C
6°C1/13°C
7°C0/15°C
7°C-1/16°C
10°C4/18°C
7°C-2/16°C
8°C5/12°C
--°C/°C
40AQI
32AQI
44AQI
33AQI
2025 Days Vs Air Quality
Turnbull, Cheney, Washington, United States
91%
267
8%
24
0.3%
1
Total number of days with different AQI categories in last 293 days in 2025 (72 days remaining)
Under WHO’s Safe Air Quality Limits: 91%
Health Risk Level:
Very Low
In 2025, 91% of 293 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
Turnbull, Cheney, Washington, United States
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
24AQI
22AQI
24AQI
18AQI
20AQI
22AQI
23AQI
22AQI
23AQI
24AQI
23AQI
21AQI
35AQI
28AQI
39AQI
31AQI
28AQI
31AQI
41AQI
28AQI
27AQI
38AQI
34AQI
37AQI
33AQI
35AQI
38AQI
38AQI
35AQI
32AQI
27AQI
16AQI
18AQI
22AQI
21AQI
22AQI
30AQI
24AQI
25AQI
37AQI
29AQI
28AQI
34AQI
26AQI
27AQI
28AQI
21AQI
26AQI
25AQI
22AQI
22AQI
23AQI
20AQI
17AQI
17AQI
21AQI
19AQI
19AQI
20AQI
25AQI
31AQI
25AQI
19AQI
17AQI
17AQI
17AQI
17AQI
18AQI
17AQI
17AQI
17AQI
15AQI
15AQI
14AQI
14AQI
15AQI
14AQI
16AQI
14AQI
15AQI
14AQI
14AQI
14AQI
18AQI
20AQI
16AQI
16AQI
14AQI
16AQI
17AQI
16AQI
18AQI
16AQI
17AQI
18AQI
18AQI
18AQI
15AQI
13AQI
16AQI
15AQI
15AQI
18AQI
22AQI
21AQI
21AQI
16AQI
17AQI
15AQI
16AQI
12AQI
13AQI
17AQI
26AQI
22AQI
28AQI
30AQI
19AQI
13AQI
15AQI
16AQI
20AQI
18AQI
13AQI
13AQI
16AQI
17AQI
14AQI
18AQI
21AQI
16AQI
14AQI
14AQI
15AQI
16AQI
13AQI
13AQI
13AQI
13AQI
12AQI
12AQI
15AQI
16AQI
17AQI
21AQI
18AQI
14AQI
16AQI
15AQI
14AQI
22AQI
18AQI
14AQI
16AQI
16AQI
21AQI
19AQI
18AQI
19AQI
22AQI
22AQI
36AQI
50AQI
24AQI
19AQI
20AQI
21AQI
22AQI
17AQI
17AQI
18AQI
13AQI
14AQI
23AQI
45AQI
34AQI
22AQI
15AQI
12AQI
15AQI
17AQI
21AQI
20AQI
19AQI
21AQI
21AQI
19AQI
21AQI
21AQI
19AQI
15AQI
26AQI
27AQI
20AQI
17AQI
18AQI
27AQI
36AQI
27AQI
27AQI
31AQI
24AQI
47AQI
34AQI
33AQI
22AQI
16AQI
23AQI
17AQI
18AQI
22AQI
34AQI
44AQI
50AQI
48AQI
30AQI
32AQI
33AQI
18AQI
16AQI
17AQI
19AQI
27AQI
26AQI
45AQI
48AQI
23AQI
14AQI
15AQI
22AQI
25AQI
25AQI
23AQI
34AQI
56AQI
50AQI
49AQI
54AQI
58AQI
58AQI
55AQI
55AQI
64AQI
69AQI
66AQI
73AQI
100AQI
86AQI
104AQI
65AQI
53AQI
54AQI
65AQI
57AQI
53AQI
60AQI
47AQI
26AQI
33AQI
44AQI
49AQI
36AQI
46AQI
34AQI
24AQI
37AQI
46AQI
53AQI
67AQI
75AQI
79AQI
60AQI
34AQI
16AQI
28AQI
31AQI
41AQI
20AQI
37AQI
40AQI
46AQI
44AQI
42AQI
33AQI
25AQI
22AQI
22AQI
32AQI
43AQI
40AQI
30AQI
33AQI
29AQI
24AQI
17AQI
18AQI
16AQI
21AQI
24AQI
37AQI
57AQI
33AQI
No. of days
202527AQI
Highest AQI recorded in
September57AQI
Lowest AQI recorded in
May16AQI
202423AQI
Highest AQI recorded in
August43AQI
Lowest AQI recorded in
March6AQI
202323AQI
Highest AQI recorded in
August56AQI
Lowest AQI recorded in
March9AQI
202221AQI
Highest AQI recorded in
September55AQI
Lowest AQI recorded in
March5AQI
202119AQI
Highest AQI recorded in
August40AQI
Lowest AQI recorded in
February5AQI
202024AQI
Highest AQI recorded in
September69AQI
Lowest AQI recorded in
December5AQI
Most & Least Polluted Years Over the Last 6 Years
Turnbull's annual 2025 AQI (27) shows an average percentage change of 24.5% (worsened AQI) compared to previous years: 2020 (24), 2021 (19), 2022 (21), 2023 (23), 2024 (23).