Chelan, Washington, United States Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
June Air Quality Analysis
Chelan, Washington, United States
AQI Trends: Highest and Lowest
Same Day Analysis (2nd June):
On this day, AQI across the 5 years varied significantly: 2026 ranks 1st highest AQI at 31 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 1st Jun - 2nd Jun 2026
Chelan, Washington, United States
5 AM1st Jun 2026
8 PM
4 AM2nd Jun 2026
35AQI
28AQI
32AQI
28AQI
In the last 24 hours,
Chelan's AQI reached its highest point of 35 at 6 PM during the Day, while the lowest point, 28, was recorded at 10 PM during the Night between 1st Jun and 2nd Jun 2026.
Day & Night AQI Trend : May - Jun 2026
Chelan, Washington, United States
22°C16/30°C
22°C15/28°C
21°C15/29°C
19°C12/27°C
18°C12/24°C
18°C10/26°C
18°C12/26°C
18°C10/25°C
21°C11/28°C
15°C9/17°C
12°C7/18°C
10°C5/15°C
10°C5/15°C
13°C5/19°C
14°C8/20°C
14°C9/21°C
14°C5/23°C
18°C11/26°C
20°C13/27°C
21°C15/27°C
20°C14/27°C
19°C10/27°C
16°C11/21°C
21°C14/28°C
25°C18/33°C
18°C11/23°C
15°C9/21°C
16°C10/23°C
19°C13/26°C
19°C12/27°C
42AQI
25AQI
32AQI
26AQI
2026 Days Vs Air Quality
Chelan, Washington, United States
96%
144
4%
6
Total number of days with different AQI categories in last 153 days in 2026 (212 days remaining)
Under WHO’s Safe Air Quality Limits: 96%
Health Risk Level:
Very Low
In 2026, 96% of 153 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
Chelan, Washington, United States
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
34AQI (US)
28AQI (US)
30AQI (US)
18AQI (US)
20AQI (US)
22AQI (US)
12AQI (US)
15AQI (US)
16AQI (US)
25AQI (US)
27AQI (US)
27AQI (US)
28AQI (US)
24AQI (US)
16AQI (US)
15AQI (US)
20AQI (US)
18AQI (US)
21AQI (US)
13AQI (US)
23AQI (US)
51AQI (US)
55AQI (US)
48AQI (US)
50AQI (US)
45AQI (US)
36AQI (US)
42AQI (US)
48AQI (US)
48AQI (US)
40AQI (US)
52AQI (US)
50AQI (US)
48AQI (US)
45AQI (US)
49AQI (US)
37AQI (US)
34AQI (US)
41AQI (US)
44AQI (US)
30AQI (US)
31AQI (US)
29AQI (US)
36AQI (US)
36AQI (US)
32AQI (US)
40AQI (US)
31AQI (US)
32AQI (US)
31AQI (US)
28AQI (US)
27AQI (US)
27AQI (US)
33AQI (US)
38AQI (US)
28AQI (US)
28AQI (US)
27AQI (US)
27AQI (US)
29AQI (US)
45AQI (US)
34AQI (US)
38AQI (US)
30AQI (US)
22AQI (US)
38AQI (US)
33AQI (US)
34AQI (US)
30AQI (US)
35AQI (US)
33AQI (US)
40AQI (US)
34AQI (US)
28AQI (US)
24AQI (US)
24AQI (US)
28AQI (US)
30AQI (US)
39AQI (US)
40AQI (US)
32AQI (US)
32AQI (US)
34AQI (US)
25AQI (US)
22AQI (US)
18AQI (US)
22AQI (US)
19AQI (US)
23AQI (US)
17AQI (US)
23AQI (US)
26AQI (US)
20AQI (US)
27AQI (US)
24AQI (US)
22AQI (US)
18AQI (US)
22AQI (US)
21AQI (US)
25AQI (US)
29AQI (US)
22AQI (US)
24AQI (US)
25AQI (US)
32AQI (US)
27AQI (US)
20AQI (US)
19AQI (US)
20AQI (US)
20AQI (US)
21AQI (US)
21AQI (US)
22AQI (US)
29AQI (US)
17AQI (US)
20AQI (US)
20AQI (US)
23AQI (US)
22AQI (US)
21AQI (US)
21AQI (US)
31AQI (US)
28AQI (US)
19AQI (US)
17AQI (US)
23AQI (US)
25AQI (US)
17AQI (US)
23AQI (US)
22AQI (US)
22AQI (US)
45AQI (US)
52AQI (US)
57AQI (US)
52AQI (US)
47AQI (US)
50AQI (US)
34AQI (US)
40AQI (US)
40AQI (US)
40AQI (US)
42AQI (US)
28AQI (US)
28AQI (US)
28AQI (US)
26AQI (US)
28AQI (US)
29AQI (US)
31AQI (US)
31AQI (US)
30AQI (US)
35AQI (US)
30AQI (US)
23AQI (US)
32AQI (US)
31AQI (US)
No. of days
202630AQI (US)
Highest AQI (US) recorded in
February35AQI (US)
Lowest AQI (US) recorded in
April23AQI (US)
202528AQI (US)
Highest AQI (US) recorded in
September65AQI (US)
Lowest AQI (US) recorded in
May15AQI (US)
202422AQI (US)
Highest AQI (US) recorded in
July61AQI (US)
Lowest AQI (US) recorded in
May8AQI (US)
202323AQI (US)
Highest AQI (US) recorded in
August60AQI (US)
Lowest AQI (US) recorded in
April11AQI (US)
202223AQI (US)
Highest AQI (US) recorded in
October48AQI (US)
Lowest AQI (US) recorded in
June10AQI (US)
202119AQI (US)
Highest AQI (US) recorded in
August48AQI (US)
Lowest AQI (US) recorded in
October9AQI (US)
202028AQI (US)
Highest AQI (US) recorded in
September102AQI (US)
Lowest AQI (US) recorded in
June9AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Chelan's annual 2026 AQI (US) (30) shows an average percentage change of 28.2% (worsened AQI (US)) compared to previous years: 2020 (28), 2021 (19), 2022 (23), 2023 (23), 2024 (22), 2025 (28).