Goose Hollow Foothills League, Portland, Oregon, United States Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
July Air Quality Analysis
Goose Hollow Foothills League, Portland, Oregon, United States
AQI Trends: Highest and Lowest
Same Day Analysis (14th July):
On this day, AQI across the 2 years varied significantly: 2026 ranks 1st highest AQI at 31 of Good air quality on the same day.
Day & Night AQI Trend: 14th Jul - 15th Jul 2026
Goose Hollow Foothills League, Portland, Oregon, United States
5 AM14th Jul 2026
9 PM
4 AM15th Jul 2026
36AQI
25AQI
28AQI
20AQI
In the last 24 hours,
Goose Hollow Foothills League's AQI reached its highest point of 36 at 7 AM during the Day, while the lowest point, 20, was recorded at 11 PM during the Night between 14th Jul and 15th Jul 2026.
Day & Night AQI Trend : Jun - Jul 2026
Goose Hollow Foothills League, Portland, Oregon, United States
20°C15/27°C
18°C12/26°C
20°C13/29°C
22°C15/32°C
18°C13/26°C
18°C11/28°C
23°C14/35°C
26°C18/37°C
24°C17/34°C
18°C14/25°C
15°C13/21°C
14°C12/17°C
15°C12/20°C
15°C11/18°C
14°C12/18°C
15°C10/21°C
17°C11/25°C
20°C14/26°C
18°C14/27°C
20°C12/28°C
22°C14/33°C
20°C13/29°C
19°C15/27°C
20°C12/29°C
20°C14/29°C
18°C15/25°C
18°C12/26°C
21°C12/31°C
23°C15/34°C
23°C15/33°C
30AQI
25AQI
27AQI
25AQI
2026 Days Vs Air Quality
Goose Hollow Foothills League, Portland, Oregon, United States
94%
180
6%
12
Total number of days with different AQI categories in last 196 days in 2026 (169 days remaining)
Under WHO’s Safe Air Quality Limits: 94%
Health Risk Level:
Very Low
In 2026, 94% of 196 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
Goose Hollow Foothills League, Portland, Oregon, United States
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
28AQI (US)
21AQI (US)
28AQI (US)
12AQI (US)
20AQI (US)
27AQI (US)
12AQI (US)
13AQI (US)
15AQI (US)
52AQI (US)
58AQI (US)
45AQI (US)
63AQI (US)
60AQI (US)
40AQI (US)
15AQI (US)
20AQI (US)
24AQI (US)
20AQI (US)
23AQI (US)
27AQI (US)
48AQI (US)
53AQI (US)
49AQI (US)
45AQI (US)
45AQI (US)
43AQI (US)
46AQI (US)
53AQI (US)
49AQI (US)
45AQI (US)
48AQI (US)
49AQI (US)
49AQI (US)
48AQI (US)
47AQI (US)
39AQI (US)
41AQI (US)
46AQI (US)
46AQI (US)
47AQI (US)
46AQI (US)
46AQI (US)
52AQI (US)
49AQI (US)
41AQI (US)
45AQI (US)
46AQI (US)
42AQI (US)
42AQI (US)
42AQI (US)
35AQI (US)
37AQI (US)
41AQI (US)
45AQI (US)
42AQI (US)
36AQI (US)
35AQI (US)
39AQI (US)
43AQI (US)
54AQI (US)
47AQI (US)
46AQI (US)
43AQI (US)
38AQI (US)
41AQI (US)
40AQI (US)
41AQI (US)
35AQI (US)
42AQI (US)
41AQI (US)
39AQI (US)
36AQI (US)
37AQI (US)
37AQI (US)
34AQI (US)
32AQI (US)
32AQI (US)
38AQI (US)
36AQI (US)
36AQI (US)
39AQI (US)
37AQI (US)
33AQI (US)
31AQI (US)
30AQI (US)
35AQI (US)
29AQI (US)
27AQI (US)
26AQI (US)
34AQI (US)
34AQI (US)
26AQI (US)
31AQI (US)
28AQI (US)
27AQI (US)
27AQI (US)
31AQI (US)
28AQI (US)
31AQI (US)
32AQI (US)
29AQI (US)
34AQI (US)
35AQI (US)
33AQI (US)
29AQI (US)
34AQI (US)
34AQI (US)
29AQI (US)
28AQI (US)
24AQI (US)
30AQI (US)
32AQI (US)
33AQI (US)
28AQI (US)
24AQI (US)
24AQI (US)
26AQI (US)
26AQI (US)
24AQI (US)
23AQI (US)
29AQI (US)
33AQI (US)
31AQI (US)
28AQI (US)
28AQI (US)
34AQI (US)
31AQI (US)
29AQI (US)
30AQI (US)
26AQI (US)
45AQI (US)
51AQI (US)
58AQI (US)
57AQI (US)
55AQI (US)
50AQI (US)
41AQI (US)
48AQI (US)
49AQI (US)
46AQI (US)
43AQI (US)
27AQI (US)
29AQI (US)
27AQI (US)
26AQI (US)
28AQI (US)
29AQI (US)
31AQI (US)
31AQI (US)
30AQI (US)
25AQI (US)
28AQI (US)
25AQI (US)
24AQI (US)
26AQI (US)
26AQI (US)
27AQI (US)
27AQI (US)
27AQI (US)
25AQI (US)
24AQI (US)
26AQI (US)
27AQI (US)
28AQI (US)
27AQI (US)
25AQI (US)
24AQI (US)
22AQI (US)
25AQI (US)
25AQI (US)
24AQI (US)
25AQI (US)
27AQI (US)
29AQI (US)
28AQI (US)
25AQI (US)
26AQI (US)
26AQI (US)
27AQI (US)
28AQI (US)
25AQI (US)
25AQI (US)
28AQI (US)
30AQI (US)
27AQI (US)
29AQI (US)
32AQI (US)
31AQI (US)
29AQI (US)
30AQI (US)
31AQI (US)
35AQI (US)
44AQI (US)
37AQI (US)
30AQI (US)
36AQI (US)
26AQI (US)
28AQI (US)
No. of days
202634AQI (US)
Highest AQI (US) recorded in
February44AQI (US)
Lowest AQI (US) recorded in
June26AQI (US)
202527AQI (US)
Highest AQI (US) recorded in
November40AQI (US)
Lowest AQI (US) recorded in
March17AQI (US)
Most & Least Polluted Years Over the Last 2 Years
Goose Hollow Foothills League's annual 2026 AQI (US) (34) shows an average percentage change of 25.9% (worsened AQI (US)) compared to previous years: 2025 (27).