Northeast Grant Street, Hillsboro, Oregon, United States Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
November Air Quality Analysis
Northeast Grant Street, Hillsboro, Oregon, United States
AQI Trends: Highest and Lowest
Same Day Analysis (3rd November ):
On this day, AQI across the 1 years varied significantly: 2025 ranks 1st highest AQI at 33 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 3rd Nov - 4th Nov 2025
Northeast Grant Street, Hillsboro, Oregon, United States
7 AM3rd Nov 2025
6 PM
6 AM4th Nov 2025
50AQI
20AQI
57AQI
35AQI
In the last 24 hours,
Northeast Grant Street's AQI reached its highest point of 57 at 7 PM during the Night, while the lowest point, 20, was recorded at 12 PM during the Day between 3rd Nov and 4th Nov 2025.
Day & Night AQI Trend : Oct - Nov 2025
Northeast Grant Street, Hillsboro, Oregon, United States
--°C/°C
17°C8/27°C
18°C9/29°C
13°C9/17°C
12°C4/19°C
13°C11/18°C
12°C10/14°C
11°C8/13°C
10°C4/17°C
12°C6/19°C
12°C3/21°C
10°C2/20°C
13°C8/17°C
11°C2/20°C
13°C9/17°C
11°C6/16°C
11°C3/20°C
11°C5/16°C
13°C9/21°C
12°C10/16°C
10°C8/13°C
8°C6/12°C
8°C4/13°C
10°C4/17°C
10°C7/14°C
9°C6/13°C
10°C7/15°C
13°C8/18°C
9°C5/14°C
9°C7/11°C
11°C7/16°C
42AQI
37AQI
48AQI
37AQI
2025 Days Vs Air Quality
Northeast Grant Street, Hillsboro, Oregon, United States
96%
213
4%
10
Total number of days with different AQI categories in last 309 days in 2025 (56 days remaining)
Under WHO’s Safe Air Quality Limits: 96%
Health Risk Level:
Very Low
In 2025, 96% of 309 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
Northeast Grant Street, Hillsboro, Oregon, United States
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
18AQI
16AQI
16AQI
15AQI
22AQI
16AQI
18AQI
17AQI
18AQI
20AQI
24AQI
28AQI
15AQI
13AQI
17AQI
20AQI
16AQI
17AQI
18AQI
20AQI
23AQI
21AQI
20AQI
20AQI
20AQI
16AQI
13AQI
14AQI
15AQI
19AQI
24AQI
22AQI
19AQI
14AQI
14AQI
15AQI
19AQI
21AQI
13AQI
14AQI
13AQI
19AQI
17AQI
15AQI
17AQI
16AQI
14AQI
15AQI
16AQI
17AQI
17AQI
17AQI
14AQI
13AQI
15AQI
11AQI
12AQI
13AQI
12AQI
15AQI
14AQI
13AQI
14AQI
16AQI
13AQI
15AQI
15AQI
14AQI
15AQI
17AQI
14AQI
15AQI
16AQI
17AQI
22AQI
25AQI
22AQI
24AQI
22AQI
17AQI
17AQI
18AQI
18AQI
17AQI
14AQI
15AQI
14AQI
11AQI
12AQI
14AQI
22AQI
24AQI
16AQI
15AQI
14AQI
17AQI
22AQI
19AQI
16AQI
14AQI
16AQI
19AQI
16AQI
19AQI
22AQI
15AQI
14AQI
17AQI
18AQI
19AQI
15AQI
21AQI
24AQI
31AQI
27AQI
20AQI
18AQI
23AQI
21AQI
21AQI
20AQI
18AQI
16AQI
19AQI
22AQI
19AQI
18AQI
21AQI
18AQI
16AQI
20AQI
26AQI
33AQI
19AQI
17AQI
18AQI
19AQI
27AQI
29AQI
38AQI
28AQI
16AQI
14AQI
13AQI
17AQI
17AQI
19AQI
17AQI
21AQI
27AQI
36AQI
49AQI
42AQI
54AQI
43AQI
34AQI
34AQI
30AQI
36AQI
25AQI
28AQI
50AQI
43AQI
49AQI
37AQI
23AQI
24AQI
22AQI
36AQI
36AQI
22AQI
34AQI
19AQI
19AQI
25AQI
32AQI
28AQI
30AQI
42AQI
25AQI
20AQI
29AQI
52AQI
22AQI
23AQI
24AQI
27AQI
30AQI
20AQI
22AQI
20AQI
37AQI
36AQI
38AQI
35AQI
40AQI
44AQI
40AQI
38AQI
35AQI
41AQI
33AQI
20AQI
33AQI
54AQI
54AQI
56AQI
33AQI
30AQI
37AQI
57AQI
56AQI
41AQI
34AQI
23AQI
37AQI
54AQI
53AQI
46AQI
66AQI
45AQI
35AQI
33AQI
17AQI
18AQI
15AQI
17AQI
19AQI
27AQI
30AQI
40AQI
38AQI
No. of days
202524AQI
Highest AQI recorded in
October40AQI
Lowest AQI recorded in
May15AQI
Most & Least Polluted Years Over the Last 1 Years
Northeast Grant Street's annual 2025 AQI (24) shows an average percentage change of NaN% (improved AQI) compared to previous years: .