Washington Street, Lander, Wyoming, 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
Washington Street, Lander, Wyoming, United States
AQI Trends: Highest and Lowest
Same Day Analysis (15th October ):
On this day, AQI across the 1 years varied significantly: 2025 ranks 1st highest AQI at 23 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 15th Oct - 16th Oct 2025
Washington Street, Lander, Wyoming, United States
7 AM15th Oct 2025
6 PM
6 AM16th Oct 2025
28AQI
19AQI
29AQI
10AQI
In the last 24 hours,
Washington Street's AQI reached its highest point of 29 at 7 PM during the Night, while the lowest point, 10, was recorded at 8 PM during the Night between 15th Oct and 16th Oct 2025.
Day & Night AQI Trend : Sep - Oct 2025
Washington Street, Lander, Wyoming, United States
--°C/°C
13°C8/19°C
16°C9/24°C
17°C11/23°C
18°C13/24°C
18°C12/24°C
11°C7/15°C
12°C8/18°C
16°C9/24°C
19°C13/27°C
17°C12/25°C
18°C12/26°C
17°C14/24°C
17°C11/23°C
17°C12/24°C
15°C8/23°C
17°C10/26°C
17°C11/27°C
10°C5/13°C
5°C2/6°C
5°C2/9°C
9°C3/17°C
13°C4/23°C
15°C8/25°C
15°C11/21°C
16°C12/22°C
8°C3/13°C
6°C0/11°C
10°C3/18°C
9°C5/17°C
5°C4/6°C
23AQI
17AQI
21AQI
18AQI
2025 Days Vs Air Quality
Washington Street, Lander, Wyoming, United States
98%
200
2%
4
Total number of days with different AQI categories in last 290 days in 2025 (75 days remaining)
Under WHO’s Safe Air Quality Limits: 98%
Health Risk Level:
Very Low
In 2025, 98% of 290 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
Washington Street, Lander, Wyoming, United States
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
21AQI
26AQI
29AQI
40AQI
17AQI
21AQI
19AQI
19AQI
20AQI
18AQI
17AQI
21AQI
21AQI
19AQI
36AQI
35AQI
34AQI
26AQI
19AQI
20AQI
26AQI
21AQI
17AQI
13AQI
18AQI
19AQI
19AQI
23AQI
19AQI
18AQI
17AQI
21AQI
22AQI
15AQI
23AQI
13AQI
18AQI
18AQI
19AQI
21AQI
16AQI
14AQI
21AQI
19AQI
20AQI
20AQI
20AQI
25AQI
23AQI
20AQI
15AQI
16AQI
18AQI
16AQI
12AQI
16AQI
15AQI
18AQI
20AQI
18AQI
18AQI
17AQI
22AQI
20AQI
19AQI
21AQI
23AQI
20AQI
21AQI
15AQI
19AQI
18AQI
20AQI
22AQI
24AQI
32AQI
27AQI
23AQI
25AQI
27AQI
28AQI
32AQI
27AQI
22AQI
23AQI
33AQI
28AQI
47AQI
43AQI
25AQI
26AQI
31AQI
30AQI
33AQI
32AQI
24AQI
24AQI
28AQI
30AQI
28AQI
29AQI
33AQI
26AQI
23AQI
24AQI
25AQI
28AQI
30AQI
28AQI
29AQI
27AQI
29AQI
30AQI
33AQI
38AQI
28AQI
29AQI
28AQI
23AQI
29AQI
25AQI
31AQI
39AQI
47AQI
40AQI
50AQI
39AQI
44AQI
40AQI
24AQI
20AQI
28AQI
40AQI
38AQI
33AQI
27AQI
21AQI
22AQI
23AQI
25AQI
31AQI
34AQI
34AQI
29AQI
24AQI
30AQI
21AQI
25AQI
27AQI
29AQI
31AQI
40AQI
43AQI
47AQI
27AQI
26AQI
28AQI
31AQI
32AQI
39AQI
35AQI
43AQI
62AQI
66AQI
61AQI
55AQI
26AQI
35AQI
21AQI
19AQI
17AQI
15AQI
16AQI
19AQI
16AQI
16AQI
17AQI
17AQI
20AQI
18AQI
14AQI
16AQI
19AQI
32AQI
33AQI
18AQI
14AQI
12AQI
11AQI
19AQI
15AQI
18AQI
21AQI
19AQI
19AQI
23AQI
35AQI
17AQI
25AQI
21AQI
18AQI
20AQI
23AQI
23AQI
26AQI
21AQI
19AQI
27AQI
31AQI
30AQI
27AQI
21AQI
No. of days
202525AQI
Highest AQI recorded in
July31AQI
Lowest AQI recorded in
May19AQI
Most & Least Polluted Years Over the Last 1 Years
Washington Street's annual 2025 AQI (25) shows an average percentage change of NaN% (improved AQI) compared to previous years: .