Samarinda, Kalimantan Timur, Indonesia Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
September Air Quality Analysis
Samarinda, Kalimantan Timur, Indonesia
AQI Trends: Highest and Lowest
Same Day Analysis (23rd September ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 3rd highest AQI at 50 of Good air quality, showing improvement over 2024 and 2023 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 23rd Sep - 24th Sep 2025
Samarinda, Kalimantan Timur, Indonesia
6 AM23rd Sep 2025
6 PM
5 AM24th Sep 2025
57AQI
45AQI
53AQI
48AQI
In the last 24 hours,
Samarinda's AQI reached its highest point of 57 at 9 AM during the Day, while the lowest point, 45, was recorded at 7 AM during the Day between 23rd Sep and 24th Sep 2025.
Day & Night AQI Trend : Aug - Sep 2025
Samarinda, Kalimantan Timur, Indonesia
25°C22/29°C
25°C22/30°C
26°C22/32°C
25°C23/30°C
26°C22/31°C
24°C23/27°C
24°C23/27°C
25°C23/29°C
26°C23/32°C
25°C23/29°C
26°C22/32°C
26°C23/31°C
24°C23/28°C
25°C22/30°C
25°C22/29°C
24°C23/26°C
25°C23/29°C
25°C23/30°C
25°C23/31°C
25°C23/28°C
25°C22/30°C
25°C23/30°C
26°C23/31°C
24°C23/28°C
24°C22/29°C
26°C22/32°C
26°C23/32°C
26°C23/34°C
27°C23/33°C
26°C22/32°C
--°C/°C
44AQI
38AQI
48AQI
44AQI
2025 Days Vs Air Quality
Samarinda, Kalimantan Timur, Indonesia
79%
211
21%
55
Total number of days with different AQI categories in last 267 days in 2025 (98 days remaining)
Under WHO’s Safe Air Quality Limits: 79%
Health Risk Level:
Low
In 2025, 79% of 267 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
Samarinda, Kalimantan Timur, Indonesia
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
51AQI
51AQI
53AQI
48AQI
47AQI
47AQI
49AQI
49AQI
48AQI
50AQI
45AQI
50AQI
47AQI
42AQI
37AQI
47AQI
38AQI
40AQI
42AQI
40AQI
43AQI
45AQI
43AQI
42AQI
45AQI
46AQI
38AQI
42AQI
36AQI
37AQI
45AQI
47AQI
52AQI
46AQI
45AQI
51AQI
46AQI
42AQI
45AQI
47AQI
46AQI
46AQI
47AQI
45AQI
47AQI
53AQI
51AQI
50AQI
51AQI
53AQI
47AQI
46AQI
48AQI
43AQI
45AQI
47AQI
50AQI
53AQI
54AQI
49AQI
47AQI
46AQI
49AQI
47AQI
48AQI
44AQI
45AQI
41AQI
41AQI
46AQI
56AQI
52AQI
46AQI
48AQI
41AQI
36AQI
45AQI
46AQI
42AQI
43AQI
49AQI
44AQI
45AQI
43AQI
46AQI
53AQI
55AQI
53AQI
47AQI
48AQI
41AQI
41AQI
42AQI
39AQI
43AQI
39AQI
39AQI
43AQI
35AQI
43AQI
37AQI
45AQI
42AQI
40AQI
36AQI
45AQI
38AQI
44AQI
44AQI
49AQI
47AQI
49AQI
51AQI
53AQI
49AQI
44AQI
51AQI
48AQI
47AQI
51AQI
51AQI
51AQI
50AQI
51AQI
51AQI
54AQI
53AQI
55AQI
50AQI
48AQI
51AQI
43AQI
49AQI
55AQI
51AQI
48AQI
47AQI
45AQI
46AQI
43AQI
49AQI
47AQI
41AQI
42AQI
46AQI
47AQI
41AQI
45AQI
47AQI
49AQI
49AQI
49AQI
47AQI
51AQI
50AQI
51AQI
51AQI
44AQI
47AQI
42AQI
45AQI
47AQI
48AQI
45AQI
46AQI
47AQI
49AQI
50AQI
46AQI
45AQI
45AQI
45AQI
38AQI
42AQI
45AQI
50AQI
47AQI
50AQI
47AQI
50AQI
48AQI
49AQI
43AQI
48AQI
48AQI
46AQI
45AQI
38AQI
42AQI
49AQI
48AQI
51AQI
52AQI
50AQI
48AQI
41AQI
45AQI
45AQI
47AQI
48AQI
47AQI
50AQI
53AQI
52AQI
51AQI
50AQI
54AQI
47AQI
59AQI
57AQI
56AQI
53AQI
51AQI
47AQI
44AQI
44AQI
42AQI
48AQI
51AQI
50AQI
52AQI
50AQI
46AQI
37AQI
38AQI
41AQI
39AQI
42AQI
39AQI
34AQI
38AQI
36AQI
39AQI
47AQI
48AQI
52AQI
48AQI
49AQI
52AQI
53AQI
58AQI
57AQI
53AQI
50AQI
45AQI
46AQI
50AQI
34AQI
35AQI
35AQI
32AQI
30AQI
29AQI
32AQI
33AQI
30AQI
31AQI
32AQI
36AQI
36AQI
41AQI
48AQI
57AQI
52AQI
54AQI
50AQI
45AQI
48AQI
46AQI
44AQI
48AQI
47AQI
49AQI
46AQI
40AQI
No. of days
202546AQI
Highest AQI recorded in
July49AQI
Lowest AQI recorded in
September40AQI
202446AQI
Highest AQI recorded in
April59AQI
Lowest AQI recorded in
July33AQI
202349AQI
Highest AQI recorded in
October75AQI
Lowest AQI recorded in
February33AQI
202233AQI
Highest AQI recorded in
December47AQI
Lowest AQI recorded in
May24AQI
202133AQI
Highest AQI recorded in
July37AQI
Lowest AQI recorded in
December4AQI
Most & Least Polluted Years Over the Last 5 Years
Samarinda's annual 2025 AQI (46) shows an average percentage change of 17.9% (worsened AQI) compared to previous years: 2021 (33), 2022 (33), 2023 (49), 2024 (46).