Matoury Kalou, Cayenne, Guyane, French Guiana Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
October Air Quality Analysis
Matoury Kalou, Cayenne, Guyane, French Guiana
AQI Trends: Highest and Lowest
Same Day Analysis (18th October ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 51 of Moderate air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 18th Oct - 19th Oct 2025
Matoury Kalou, Cayenne, Guyane, French Guiana
6 AM18th Oct 2025
6 PM
5 AM19th Oct 2025
75AQI
28AQI
68AQI
58AQI
In the last 24 hours,
Matoury Kalou's AQI reached its highest point of 75 at 9 AM during the Day, while the lowest point, 28, was recorded at 6 AM during the Day between 18th Oct and 19th Oct 2025.
Day & Night AQI Trend : Sep - Oct 2025
Matoury Kalou, Cayenne, Guyane, French Guiana
27°C23/33°C
28°C25/33°C
27°C23/32°C
27°C23/32°C
27°C23/32°C
27°C23/32°C
26°C23/32°C
26°C23/32°C
27°C23/32°C
27°C23/32°C
28°C24/32°C
27°C23/33°C
27°C24/33°C
28°C23/34°C
28°C23/33°C
28°C24/33°C
27°C24/31°C
28°C23/33°C
28°C24/34°C
28°C24/33°C
27°C24/31°C
27°C24/32°C
28°C24/33°C
27°C23/33°C
27°C23/33°C
28°C24/33°C
28°C24/32°C
27°C23/32°C
28°C24/33°C
28°C24/32°C
--°C/°C
36AQI
35AQI
36AQI
36AQI
2025 Days Vs Air Quality
Matoury Kalou, Cayenne, Guyane, French Guiana
84%
243
16%
48
Total number of days with different AQI categories in last 292 days in 2025 (73 days remaining)
Under WHO’s Safe Air Quality Limits: 84%
Health Risk Level:
Low
In 2025, 84% of 292 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
Matoury Kalou, Cayenne, Guyane, French Guiana
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
52AQI
42AQI
47AQI
47AQI
50AQI
48AQI
53AQI
53AQI
55AQI
51AQI
59AQI
58AQI
77AQI
66AQI
60AQI
60AQI
54AQI
52AQI
47AQI
43AQI
45AQI
38AQI
39AQI
40AQI
38AQI
39AQI
37AQI
37AQI
38AQI
46AQI
55AQI
63AQI
58AQI
60AQI
51AQI
55AQI
48AQI
54AQI
49AQI
45AQI
41AQI
39AQI
36AQI
38AQI
44AQI
47AQI
40AQI
42AQI
38AQI
41AQI
43AQI
47AQI
47AQI
47AQI
50AQI
44AQI
54AQI
63AQI
57AQI
63AQI
58AQI
62AQI
52AQI
53AQI
40AQI
38AQI
33AQI
33AQI
36AQI
37AQI
40AQI
38AQI
47AQI
43AQI
49AQI
49AQI
51AQI
52AQI
56AQI
54AQI
50AQI
44AQI
42AQI
48AQI
47AQI
42AQI
40AQI
40AQI
30AQI
30AQI
46AQI
32AQI
36AQI
36AQI
43AQI
25AQI
31AQI
20AQI
34AQI
49AQI
43AQI
36AQI
39AQI
31AQI
23AQI
25AQI
33AQI
32AQI
38AQI
32AQI
30AQI
30AQI
29AQI
37AQI
35AQI
37AQI
34AQI
49AQI
42AQI
42AQI
29AQI
31AQI
26AQI
34AQI
30AQI
31AQI
32AQI
24AQI
21AQI
22AQI
28AQI
32AQI
21AQI
21AQI
25AQI
27AQI
32AQI
30AQI
25AQI
34AQI
32AQI
38AQI
33AQI
23AQI
25AQI
32AQI
31AQI
26AQI
28AQI
33AQI
34AQI
51AQI
52AQI
50AQI
34AQI
32AQI
27AQI
28AQI
36AQI
38AQI
39AQI
39AQI
34AQI
36AQI
41AQI
34AQI
32AQI
36AQI
35AQI
32AQI
38AQI
31AQI
31AQI
40AQI
40AQI
39AQI
35AQI
36AQI
32AQI
29AQI
29AQI
30AQI
34AQI
38AQI
47AQI
46AQI
36AQI
36AQI
37AQI
42AQI
50AQI
50AQI
51AQI
46AQI
38AQI
40AQI
41AQI
48AQI
43AQI
39AQI
36AQI
38AQI
43AQI
34AQI
43AQI
46AQI
46AQI
39AQI
40AQI
34AQI
44AQI
39AQI
46AQI
53AQI
48AQI
48AQI
51AQI
51AQI
51AQI
47AQI
35AQI
37AQI
39AQI
43AQI
44AQI
49AQI
47AQI
43AQI
43AQI
53AQI
51AQI
53AQI
54AQI
55AQI
51AQI
47AQI
42AQI
47AQI
44AQI
44AQI
47AQI
46AQI
39AQI
37AQI
34AQI
39AQI
41AQI
37AQI
46AQI
49AQI
46AQI
43AQI
41AQI
37AQI
43AQI
49AQI
56AQI
43AQI
45AQI
46AQI
47AQI
43AQI
41AQI
39AQI
40AQI
39AQI
35AQI
38AQI
34AQI
50AQI
44AQI
44AQI
49AQI
33AQI
24AQI
25AQI
31AQI
31AQI
22AQI
26AQI
23AQI
22AQI
24AQI
70AQI
40AQI
44AQI
24AQI
21AQI
22AQI
23AQI
51AQI
49AQI
48AQI
45AQI
35AQI
29AQI
36AQI
41AQI
47AQI
43AQI
31AQI
No. of days
202541AQI
Highest AQI recorded in
January49AQI
Lowest AQI recorded in
May29AQI
202428AQI
Highest AQI recorded in
December58AQI
Lowest AQI recorded in
May10AQI
202318AQI
Highest AQI recorded in
April25AQI
Lowest AQI recorded in
June10AQI
202218AQI
Highest AQI recorded in
March28AQI
Lowest AQI recorded in
August11AQI
202121AQI
Highest AQI recorded in
February41AQI
Lowest AQI recorded in
June15AQI
202013AQI
Highest AQI recorded in
October19AQI
Lowest AQI recorded in
June8AQI
Most & Least Polluted Years Over the Last 6 Years
Matoury Kalou's annual 2025 AQI (41) shows an average percentage change of 122.3% (worsened AQI) compared to previous years: 2020 (13), 2021 (21), 2022 (18), 2023 (18), 2024 (28).