4 Street, Grand Forks, British Columbia, Canada Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
August Air Quality Analysis
4 Street, Grand Forks, British Columbia, Canada
AQI Trends: Highest and Lowest
Same Day Analysis (17th August):
On this day, AQI across the 2 years varied significantly: 2026 ranks 1st highest AQI at 76 of Moderate air quality on the same day.
Day & Night AQI Trend: 17th Aug - 18th Aug 2026
4 Street, Grand Forks, British Columbia, Canada
5 AM17th Aug 2026
8 PM
4 AM18th Aug 2026
86AQI
71AQI
96AQI
76AQI
In the last 24 hours,
4 Street's AQI reached its highest point of 96 at 1 AM during the Night, while the lowest point, 71, was recorded at 7 PM during the Day between 17th Aug and 18th Aug 2026.
Day & Night AQI Trend : Jul - Aug 2026
4 Street, Grand Forks, British Columbia, Canada
26°C18/34°C
28°C18/36°C
29°C18/38°C
30°C22/37°C
28°C18/35°C
26°C18/34°C
23°C16/31°C
24°C15/32°C
25°C16/32°C
24°C16/31°C
24°C14/32°C
25°C16/34°C
24°C17/34°C
19°C13/24°C
20°C12/28°C
22°C12/31°C
24°C13/33°C
25°C16/34°C
25°C16/35°C
25°C18/34°C
23°C15/32°C
24°C16/32°C
23°C16/31°C
23°C17/28°C
20°C15/27°C
21°C14/29°C
20°C13/29°C
21°C9/31°C
24°C13/32°C
25°C18/33°C
107AQI
99AQI
109AQI
102AQI
2026 Days Vs Air Quality
4 Street, Grand Forks, British Columbia, Canada
83%
188
12%
27
2%
5
3%
6
Total number of days with different AQI categories in last 230 days in 2026 (135 days remaining)
Under WHO’s Safe Air Quality Limits: 83%
Health Risk Level:
Low
In 2026, 83% of 230 days were within WHO’s safe air quality limits. The risk of health issues is Low, but the long-term effects, especially on vulnerable individuals, remain uncertain.
Annual Air Quality Insights
4 Street, Grand Forks, British Columbia, Canada
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
42AQI (US)
56AQI (US)
51AQI (US)
36AQI (US)
27AQI (US)
17AQI (US)
25AQI (US)
26AQI (US)
39AQI (US)
51AQI (US)
51AQI (US)
45AQI (US)
56AQI (US)
34AQI (US)
19AQI (US)
24AQI (US)
24AQI (US)
27AQI (US)
28AQI (US)
28AQI (US)
31AQI (US)
38AQI (US)
49AQI (US)
47AQI (US)
38AQI (US)
45AQI (US)
48AQI (US)
30AQI (US)
30AQI (US)
37AQI (US)
22AQI (US)
39AQI (US)
28AQI (US)
24AQI (US)
27AQI (US)
29AQI (US)
30AQI (US)
32AQI (US)
34AQI (US)
29AQI (US)
32AQI (US)
35AQI (US)
38AQI (US)
34AQI (US)
27AQI (US)
22AQI (US)
27AQI (US)
30AQI (US)
31AQI (US)
32AQI (US)
29AQI (US)
33AQI (US)
29AQI (US)
24AQI (US)
32AQI (US)
33AQI (US)
29AQI (US)
29AQI (US)
25AQI (US)
35AQI (US)
51AQI (US)
42AQI (US)
29AQI (US)
27AQI (US)
24AQI (US)
29AQI (US)
32AQI (US)
25AQI (US)
36AQI (US)
31AQI (US)
24AQI (US)
22AQI (US)
25AQI (US)
21AQI (US)
28AQI (US)
24AQI (US)
25AQI (US)
26AQI (US)
34AQI (US)
26AQI (US)
17AQI (US)
31AQI (US)
31AQI (US)
23AQI (US)
21AQI (US)
23AQI (US)
21AQI (US)
16AQI (US)
23AQI (US)
19AQI (US)
22AQI (US)
17AQI (US)
15AQI (US)
24AQI (US)
21AQI (US)
24AQI (US)
21AQI (US)
21AQI (US)
24AQI (US)
29AQI (US)
28AQI (US)
17AQI (US)
18AQI (US)
21AQI (US)
28AQI (US)
20AQI (US)
20AQI (US)
20AQI (US)
24AQI (US)
29AQI (US)
18AQI (US)
19AQI (US)
17AQI (US)
21AQI (US)
18AQI (US)
21AQI (US)
19AQI (US)
23AQI (US)
27AQI (US)
24AQI (US)
22AQI (US)
27AQI (US)
28AQI (US)
26AQI (US)
18AQI (US)
25AQI (US)
20AQI (US)
17AQI (US)
22AQI (US)
24AQI (US)
20AQI (US)
42AQI (US)
50AQI (US)
52AQI (US)
47AQI (US)
45AQI (US)
46AQI (US)
38AQI (US)
40AQI (US)
44AQI (US)
40AQI (US)
42AQI (US)
16AQI (US)
13AQI (US)
19AQI (US)
14AQI (US)
21AQI (US)
24AQI (US)
16AQI (US)
14AQI (US)
13AQI (US)
13AQI (US)
14AQI (US)
19AQI (US)
20AQI (US)
16AQI (US)
22AQI (US)
22AQI (US)
19AQI (US)
16AQI (US)
14AQI (US)
16AQI (US)
18AQI (US)
19AQI (US)
14AQI (US)
16AQI (US)
14AQI (US)
13AQI (US)
19AQI (US)
16AQI (US)
15AQI (US)
19AQI (US)
21AQI (US)
20AQI (US)
30AQI (US)
26AQI (US)
18AQI (US)
17AQI (US)
16AQI (US)
12AQI (US)
14AQI (US)
16AQI (US)
22AQI (US)
14AQI (US)
17AQI (US)
17AQI (US)
14AQI (US)
14AQI (US)
12AQI (US)
18AQI (US)
14AQI (US)
25AQI (US)
21AQI (US)
16AQI (US)
60AQI (US)
82AQI (US)
63AQI (US)
78AQI (US)
69AQI (US)
99AQI (US)
146AQI (US)
71AQI (US)
81AQI (US)
73AQI (US)
82AQI (US)
75AQI (US)
76AQI (US)
108AQI (US)
132AQI (US)
139AQI (US)
82AQI (US)
72AQI (US)
83AQI (US)
91AQI (US)
175AQI (US)
174AQI (US)
161AQI (US)
175AQI (US)
163AQI (US)
169AQI (US)
118AQI (US)
67AQI (US)
50AQI (US)
52AQI (US)
62AQI (US)
76AQI (US)
36AQI (US)
30AQI (US)
27AQI (US)
21AQI (US)
30AQI (US)
18AQI (US)
50AQI (US)
112AQI (US)
No. of days
202637AQI (US)
Highest AQI (US) recorded in
August112AQI (US)
Lowest AQI (US) recorded in
June18AQI (US)
202536AQI (US)
Highest AQI (US) recorded in
September65AQI (US)
Lowest AQI (US) recorded in
May21AQI (US)
Most & Least Polluted Years Over the Last 2 Years
4 Street's annual 2026 AQI (US) (37) shows an average percentage change of 2.7% (worsened AQI (US)) compared to previous years: 2025 (36).