Rancagua, Libertador General Bernardo O Higgins, Chile 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
Rancagua, Libertador General Bernardo O Higgins, Chile
AQI Trends: Highest and Lowest
Same Day Analysis (17th August):
On this day, AQI across the 5 years varied significantly: 2026 ranks 4th highest AQI at 52 of Moderate air quality, showing improvement over 2025, 2024 and 2023 on the same day.
Day & Night AQI Trend: 16th Aug - 17th Aug 2026
Rancagua, Libertador General Bernardo O Higgins, Chile
7 AM16th Aug 2026
6 PM
6 AM17th Aug 2026
75AQI
24AQI
59AQI
32AQI
In the last 24 hours,
Rancagua's AQI reached its highest point of 75 at 7 AM during the Day, while the lowest point, 24, was recorded at 5 PM during the Day between 16th Aug and 17th Aug 2026.
Day & Night AQI Trend : Jul - Aug 2026
Rancagua, Libertador General Bernardo O Higgins, Chile
7°C3/12°C
7°C4/9°C
8°C6/9°C
8°C4/12°C
9°C7/13°C
12°C8/17°C
12°C11/13°C
13°C10/17°C
11°C10/14°C
11°C9/13°C
12°C9/16°C
13°C9/18°C
9°C6/11°C
8°C5/13°C
10°C7/14°C
12°C10/18°C
12°C10/16°C
12°C10/17°C
9°C6/13°C
7°C3/12°C
6°C3/10°C
4°C1/10°C
6°C2/10°C
6°C3/10°C
8°C3/14°C
12°C8/18°C
11°C8/15°C
9°C8/10°C
9°C7/13°C
10°C6/12°C
55AQI
42AQI
75AQI
47AQI
2026 Days Vs Air Quality
Rancagua, Libertador General Bernardo O Higgins, Chile
64%
145
23%
53
12%
28
Total number of days with different AQI categories in last 229 days in 2026 (136 days remaining)
Under WHO’s Safe Air Quality Limits: 64%
Health Risk Level:
Moderate
In 2026, 64% of 229 days were within WHO’s safe air quality limits, and 36% exceeded them. The risk of health issues is Moderate, particularly for individuals with respiratory or heart conditions.
Annual Air Quality Insights
Rancagua, Libertador General Bernardo O Higgins, Chile
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
49AQI (US)
46AQI (US)
40AQI (US)
44AQI (US)
36AQI (US)
34AQI (US)
49AQI (US)
44AQI (US)
42AQI (US)
50AQI (US)
45AQI (US)
48AQI (US)
46AQI (US)
46AQI (US)
34AQI (US)
48AQI (US)
56AQI (US)
54AQI (US)
76AQI (US)
81AQI (US)
74AQI (US)
52AQI (US)
52AQI (US)
44AQI (US)
46AQI (US)
44AQI (US)
38AQI (US)
43AQI (US)
42AQI (US)
50AQI (US)
42AQI (US)
45AQI (US)
53AQI (US)
50AQI (US)
49AQI (US)
48AQI (US)
44AQI (US)
41AQI (US)
44AQI (US)
46AQI (US)
42AQI (US)
41AQI (US)
42AQI (US)
48AQI (US)
50AQI (US)
41AQI (US)
44AQI (US)
46AQI (US)
44AQI (US)
49AQI (US)
42AQI (US)
40AQI (US)
34AQI (US)
40AQI (US)
44AQI (US)
43AQI (US)
34AQI (US)
32AQI (US)
32AQI (US)
38AQI (US)
50AQI (US)
44AQI (US)
41AQI (US)
37AQI (US)
29AQI (US)
33AQI (US)
38AQI (US)
38AQI (US)
31AQI (US)
35AQI (US)
38AQI (US)
38AQI (US)
35AQI (US)
30AQI (US)
36AQI (US)
34AQI (US)
32AQI (US)
32AQI (US)
32AQI (US)
31AQI (US)
34AQI (US)
38AQI (US)
35AQI (US)
33AQI (US)
28AQI (US)
30AQI (US)
32AQI (US)
30AQI (US)
28AQI (US)
26AQI (US)
29AQI (US)
31AQI (US)
29AQI (US)
28AQI (US)
30AQI (US)
36AQI (US)
30AQI (US)
36AQI (US)
28AQI (US)
34AQI (US)
36AQI (US)
31AQI (US)
30AQI (US)
32AQI (US)
30AQI (US)
32AQI (US)
32AQI (US)
34AQI (US)
31AQI (US)
28AQI (US)
24AQI (US)
27AQI (US)
28AQI (US)
34AQI (US)
28AQI (US)
27AQI (US)
26AQI (US)
26AQI (US)
27AQI (US)
26AQI (US)
26AQI (US)
30AQI (US)
34AQI (US)
34AQI (US)
30AQI (US)
29AQI (US)
31AQI (US)
34AQI (US)
36AQI (US)
37AQI (US)
32AQI (US)
52AQI (US)
53AQI (US)
41AQI (US)
39AQI (US)
53AQI (US)
56AQI (US)
48AQI (US)
54AQI (US)
58AQI (US)
58AQI (US)
72AQI (US)
64AQI (US)
122AQI (US)
132AQI (US)
96AQI (US)
102AQI (US)
142AQI (US)
150AQI (US)
144AQI (US)
130AQI (US)
122AQI (US)
132AQI (US)
146AQI (US)
121AQI (US)
80AQI (US)
125AQI (US)
106AQI (US)
76AQI (US)
97AQI (US)
115AQI (US)
124AQI (US)
120AQI (US)
116AQI (US)
145AQI (US)
130AQI (US)
92AQI (US)
90AQI (US)
44AQI (US)
48AQI (US)
68AQI (US)
112AQI (US)
85AQI (US)
84AQI (US)
102AQI (US)
76AQI (US)
86AQI (US)
92AQI (US)
101AQI (US)
99AQI (US)
116AQI (US)
120AQI (US)
98AQI (US)
96AQI (US)
92AQI (US)
140AQI (US)
118AQI (US)
95AQI (US)
94AQI (US)
100AQI (US)
80AQI (US)
106AQI (US)
82AQI (US)
33AQI (US)
19AQI (US)
28AQI (US)
58AQI (US)
46AQI (US)
38AQI (US)
43AQI (US)
44AQI (US)
46AQI (US)
56AQI (US)
50AQI (US)
22AQI (US)
31AQI (US)
63AQI (US)
66AQI (US)
30AQI (US)
65AQI (US)
32AQI (US)
54AQI (US)
62AQI (US)
95AQI (US)
45AQI (US)
79AQI (US)
36AQI (US)
40AQI (US)
70AQI (US)
104AQI (US)
95AQI (US)
90AQI (US)
77AQI (US)
66AQI (US)
49AQI (US)
52AQI (US)
48AQI (US)
43AQI (US)
34AQI (US)
30AQI (US)
55AQI (US)
105AQI (US)
71AQI (US)
65AQI (US)
No. of days
202656AQI (US)
Highest AQI (US) recorded in
June105AQI (US)
Lowest AQI (US) recorded in
April30AQI (US)
202571AQI (US)
Highest AQI (US) recorded in
July136AQI (US)
Lowest AQI (US) recorded in
January45AQI (US)
202465AQI (US)
Highest AQI (US) recorded in
July109AQI (US)
Lowest AQI (US) recorded in
November37AQI (US)
202373AQI (US)
Highest AQI (US) recorded in
July112AQI (US)
Lowest AQI (US) recorded in
November40AQI (US)
202278AQI (US)
Highest AQI (US) recorded in
June124AQI (US)
Lowest AQI (US) recorded in
January38AQI (US)
202175AQI (US)
Highest AQI (US) recorded in
July152AQI (US)
Lowest AQI (US) recorded in
November44AQI (US)
202079AQI (US)
Highest AQI (US) recorded in
July117AQI (US)
Lowest AQI (US) recorded in
December45AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Rancagua's annual 2026 AQI (US) (56) shows an average percentage change of -23.4% (improved AQI (US)) compared to previous years: 2020 (79), 2021 (75), 2022 (78), 2023 (73), 2024 (65), 2025 (71).