North Shore, California, 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
North Shore, California, United States
AQI Trends: Highest and Lowest
Same Day Analysis (31st July ):
On this day, AQI across the 2 years varied significantly: 2025 ranks 2nd highest AQI at 36 of Good air quality, showing improvement over 2024 on the same day.
Download 2024 Annual Data
World Air Quality Report
2025 Days Vs Air Quality
North Shore, California, United States
54%
115
44%
94
0.4%
1
0.9%
2
Total number of days with different AQI categories in last 213 days in 2025 (152 days remaining)
Under WHO’s Safe Air Quality Limits: 54%
Health Risk Level:
Considerable
In 2025, 54% of 213 days were within WHO’s safe air quality limits, and 46% exceeded them. The risk of health issues is Considerable, with potential for conditions in sensitive individuals.
Annual Air Quality Insights
North Shore, California, United States
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
71AQI
47AQI
58AQI
59AQI
58AQI
63AQI
70AQI
81AQI
57AQI
53AQI
51AQI
49AQI
45AQI
43AQI
40AQI
39AQI
43AQI
46AQI
47AQI
52AQI
42AQI
49AQI
48AQI
54AQI
52AQI
60AQI
51AQI
49AQI
47AQI
49AQI
51AQI
53AQI
56AQI
55AQI
56AQI
54AQI
54AQI
49AQI
45AQI
44AQI
54AQI
79AQI
54AQI
50AQI
41AQI
40AQI
40AQI
45AQI
42AQI
42AQI
45AQI
41AQI
41AQI
45AQI
46AQI
48AQI
48AQI
47AQI
46AQI
73AQI
78AQI
56AQI
52AQI
52AQI
71AQI
43AQI
47AQI
41AQI
41AQI
38AQI
36AQI
47AQI
33AQI
42AQI
41AQI
43AQI
40AQI
37AQI
33AQI
34AQI
43AQI
40AQI
44AQI
34AQI
57AQI
79AQI
63AQI
51AQI
53AQI
45AQI
61AQI
45AQI
41AQI
36AQI
33AQI
30AQI
33AQI
39AQI
42AQI
36AQI
41AQI
38AQI
36AQI
40AQI
39AQI
87AQI
69AQI
73AQI
32AQI
30AQI
32AQI
38AQI
43AQI
43AQI
97AQI
58AQI
38AQI
36AQI
36AQI
41AQI
39AQI
44AQI
49AQI
109AQI
29AQI
38AQI
28AQI
34AQI
30AQI
36AQI
42AQI
51AQI
79AQI
202AQI
53AQI
57AQI
266AQI
83AQI
59AQI
56AQI
54AQI
56AQI
60AQI
60AQI
54AQI
56AQI
53AQI
52AQI
52AQI
51AQI
50AQI
63AQI
44AQI
48AQI
42AQI
42AQI
43AQI
47AQI
47AQI
49AQI
53AQI
53AQI
53AQI
54AQI
54AQI
51AQI
54AQI
57AQI
60AQI
61AQI
74AQI
70AQI
67AQI
69AQI
68AQI
70AQI
65AQI
61AQI
56AQI
53AQI
57AQI
60AQI
54AQI
55AQI
54AQI
63AQI
53AQI
57AQI
55AQI
50AQI
54AQI
55AQI
53AQI
50AQI
49AQI
49AQI
46AQI
35AQI
35AQI
41AQI
42AQI
44AQI
51AQI
53AQI
43AQI
40AQI
36AQI
35AQI
28AQI
29AQI
32AQI
36AQI
52AQI
49AQI
48AQI
45AQI
64AQI
56AQI
46AQI
No. of days
202552AQI
Highest AQI recorded in
May64AQI
Lowest AQI recorded in
April45AQI
202447AQI
Highest AQI recorded in
December59AQI
Lowest AQI recorded in
January17AQI
202320AQI
Highest AQI recorded in
December20AQI
Lowest AQI recorded in
November16AQI
202029AQI
Highest AQI recorded in
August32AQI
Lowest AQI recorded in
December23AQI
Most & Least Polluted Years Over the Last 4 Years
North Shore's annual 2025 AQI (52) shows an average percentage change of 83.8% (worsened AQI) compared to previous years: 2020 (29), 2023 (20), 2024 (47).
