Sillamae, Ida Virumaa, Estonia 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
Sillamae, Ida Virumaa, Estonia
AQI Trends: Highest and Lowest
Same Day Analysis (19th August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 4th highest AQI at 15 of Good air quality, showing improvement over 2024, 2023 and 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 20th Aug - 21st Aug 2025
Sillamae, Ida Virumaa, Estonia
5 AM20th Aug 2025
9 PM
4 AM21st Aug 2025
15AQI
10AQI
16AQI
11AQI
In the last 24 hours,
Sillamae's AQI reached its highest point of 16 at 2 AM during the Night, while the lowest point, 10, was recorded at 1 PM during the Day between 20th Aug and 21st Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Sillamae, Ida Virumaa, Estonia
20°C17/23°C
20°C17/23°C
21°C17/25°C
22°C17/26°C
22°C18/26°C
21°C17/24°C
21°C17/25°C
22°C19/26°C
23°C18/28°C
21°C18/25°C
18°C15/21°C
19°C16/22°C
20°C16/24°C
21°C17/26°C
19°C17/23°C
18°C14/21°C
16°C13/21°C
16°C12/19°C
17°C13/20°C
17°C14/21°C
17°C14/20°C
16°C13/19°C
17°C14/19°C
18°C15/21°C
20°C14/24°C
16°C13/18°C
14°C11/17°C
16°C14/18°C
16°C14/20°C
14°C12/15°C
--°C/°C
25AQI
25AQI
26AQI
26AQI
2025 Days Vs Air Quality
Sillamae, Ida Virumaa, Estonia
97%
224
3%
7
Total number of days with different AQI categories in last 233 days in 2025 (132 days remaining)
Under WHO’s Safe Air Quality Limits: 97%
Health Risk Level:
Very Low
In 2025, 97% of 233 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
Sillamae, Ida Virumaa, Estonia
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
23AQI
25AQI
25AQI
24AQI
26AQI
21AQI
28AQI
28AQI
22AQI
33AQI
21AQI
22AQI
25AQI
23AQI
21AQI
21AQI
20AQI
29AQI
25AQI
26AQI
28AQI
30AQI
37AQI
29AQI
27AQI
25AQI
22AQI
33AQI
43AQI
27AQI
26AQI
25AQI
26AQI
22AQI
28AQI
28AQI
28AQI
31AQI
31AQI
54AQI
56AQI
32AQI
35AQI
30AQI
31AQI
38AQI
39AQI
36AQI
28AQI
31AQI
29AQI
32AQI
35AQI
47AQI
61AQI
69AQI
72AQI
63AQI
57AQI
33AQI
32AQI
29AQI
32AQI
31AQI
28AQI
31AQI
43AQI
33AQI
32AQI
27AQI
32AQI
33AQI
22AQI
16AQI
15AQI
15AQI
15AQI
18AQI
18AQI
23AQI
21AQI
22AQI
28AQI
45AQI
43AQI
23AQI
26AQI
39AQI
31AQI
41AQI
46AQI
31AQI
23AQI
25AQI
16AQI
14AQI
16AQI
14AQI
16AQI
14AQI
15AQI
16AQI
19AQI
22AQI
34AQI
24AQI
20AQI
27AQI
48AQI
24AQI
27AQI
16AQI
18AQI
14AQI
14AQI
14AQI
13AQI
15AQI
15AQI
13AQI
15AQI
19AQI
15AQI
14AQI
14AQI
13AQI
16AQI
14AQI
14AQI
16AQI
15AQI
16AQI
20AQI
21AQI
20AQI
22AQI
19AQI
20AQI
17AQI
19AQI
14AQI
18AQI
27AQI
22AQI
18AQI
23AQI
25AQI
27AQI
41AQI
39AQI
22AQI
16AQI
19AQI
26AQI
21AQI
28AQI
24AQI
21AQI
20AQI
31AQI
28AQI
31AQI
29AQI
25AQI
19AQI
20AQI
20AQI
32AQI
23AQI
17AQI
18AQI
18AQI
18AQI
27AQI
20AQI
20AQI
16AQI
15AQI
18AQI
18AQI
15AQI
15AQI
16AQI
20AQI
18AQI
17AQI
17AQI
18AQI
22AQI
18AQI
17AQI
23AQI
40AQI
37AQI
38AQI
38AQI
37AQI
34AQI
27AQI
22AQI
29AQI
28AQI
32AQI
33AQI
44AQI
43AQI
38AQI
32AQI
26AQI
27AQI
36AQI
39AQI
32AQI
26AQI
27AQI
29AQI
26AQI
23AQI
18AQI
17AQI
21AQI
24AQI
20AQI
17AQI
16AQI
17AQI
24AQI
19AQI
14AQI
14AQI
15AQI
26AQI
39AQI
28AQI
21AQI
20AQI
22AQI
28AQI
21AQI
No. of days
202526AQI
Highest AQI recorded in
February39AQI
Lowest AQI recorded in
May20AQI
202429AQI
Highest AQI recorded in
September36AQI
Lowest AQI recorded in
October21AQI
202329AQI
Highest AQI recorded in
April36AQI
Lowest AQI recorded in
October20AQI
202226AQI
Highest AQI recorded in
March38AQI
Lowest AQI recorded in
September15AQI
202125AQI
Highest AQI recorded in
June32AQI
Lowest AQI recorded in
September19AQI
202020AQI
Highest AQI recorded in
March26AQI
Lowest AQI recorded in
November16AQI
Most & Least Polluted Years Over the Last 6 Years
Sillamae's annual 2025 AQI (26) shows an average percentage change of 1.1% (worsened AQI) compared to previous years: 2020 (20), 2021 (25), 2022 (26), 2023 (29), 2024 (29).