Dublin, 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
Dublin, California, United States
AQI Trends: Highest and Lowest
Same Day Analysis (31st July ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 31 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report
2025 Days Vs Air Quality
Dublin, California, United States
96%
204
4%
8
Total number of days with different AQI categories in last 213 days in 2025 (152 days remaining)
Under WHO’s Safe Air Quality Limits: 96%
Health Risk Level:
Very Low
In 2025, 96% of 213 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
Dublin, California, United States
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
40AQI
42AQI
39AQI
26AQI
27AQI
30AQI
20AQI
21AQI
28AQI
36AQI
29AQI
27AQI
29AQI
29AQI
42AQI
52AQI
44AQI
43AQI
51AQI
36AQI
33AQI
37AQI
47AQI
56AQI
48AQI
31AQI
31AQI
36AQI
36AQI
40AQI
41AQI
31AQI
20AQI
20AQI
20AQI
23AQI
24AQI
22AQI
23AQI
26AQI
24AQI
28AQI
24AQI
24AQI
24AQI
23AQI
25AQI
22AQI
24AQI
24AQI
22AQI
23AQI
27AQI
26AQI
23AQI
22AQI
25AQI
30AQI
40AQI
31AQI
22AQI
22AQI
21AQI
21AQI
22AQI
25AQI
25AQI
26AQI
26AQI
25AQI
23AQI
19AQI
20AQI
47AQI
34AQI
16AQI
19AQI
28AQI
16AQI
21AQI
19AQI
23AQI
21AQI
25AQI
30AQI
20AQI
23AQI
18AQI
18AQI
18AQI
21AQI
18AQI
23AQI
23AQI
21AQI
22AQI
16AQI
20AQI
20AQI
24AQI
19AQI
30AQI
31AQI
30AQI
29AQI
30AQI
25AQI
28AQI
33AQI
29AQI
29AQI
39AQI
44AQI
32AQI
21AQI
16AQI
20AQI
32AQI
31AQI
38AQI
38AQI
30AQI
21AQI
36AQI
27AQI
37AQI
46AQI
32AQI
24AQI
27AQI
24AQI
19AQI
18AQI
22AQI
28AQI
40AQI
25AQI
24AQI
33AQI
25AQI
34AQI
33AQI
24AQI
30AQI
22AQI
18AQI
22AQI
30AQI
22AQI
33AQI
39AQI
35AQI
41AQI
39AQI
55AQI
45AQI
37AQI
38AQI
27AQI
24AQI
32AQI
49AQI
53AQI
52AQI
45AQI
46AQI
44AQI
38AQI
37AQI
53AQI
46AQI
36AQI
34AQI
35AQI
26AQI
28AQI
31AQI
38AQI
45AQI
37AQI
32AQI
36AQI
33AQI
49AQI
35AQI
44AQI
35AQI
33AQI
27AQI
25AQI
31AQI
50AQI
52AQI
43AQI
32AQI
30AQI
29AQI
25AQI
25AQI
29AQI
27AQI
28AQI
18AQI
18AQI
18AQI
19AQI
18AQI
17AQI
23AQI
30AQI
28AQI
31AQI
36AQI
25AQI
23AQI
26AQI
28AQI
39AQI
30AQI
No. of days
202530AQI
Highest AQI recorded in
June39AQI
Lowest AQI recorded in
March23AQI
202429AQI
Highest AQI recorded in
December40AQI
Lowest AQI recorded in
April12AQI
202327AQI
Highest AQI recorded in
September53AQI
Lowest AQI recorded in
June5AQI
202231AQI
Highest AQI recorded in
August47AQI
Lowest AQI recorded in
March22AQI
202135AQI
Highest AQI recorded in
August50AQI
Lowest AQI recorded in
April21AQI
Most & Least Polluted Years Over the Last 5 Years
Dublin's annual 2025 AQI (30) shows an average percentage change of -1.05% (improved AQI) compared to previous years: 2021 (35), 2022 (31), 2023 (27), 2024 (29).
