Tomiya, Miyagi, Japan 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
Tomiya, Miyagi, Japan
AQI Trends: Highest and Lowest
Same Day Analysis (2nd August):
On this day, AQI across the 5 years varied significantly: 2026 ranks the most lowest AQI at 17 of Good air quality, showing improvement over 2025, 2024, 2023 and 2022 on the same day.
Day & Night AQI Trend: 1st Aug - 2nd Aug 2026
Tomiya, Miyagi, Japan
4 AM1st Aug 2026
6 PM
3 AM2nd Aug 2026
27AQI
20AQI
24AQI
21AQI
In the last 24 hours,
Tomiya's AQI reached its highest point of 27 at 6 PM during the Day, while the lowest point, 20, was recorded at 10 AM during the Day between 1st Aug and 2nd Aug 2026.
Day & Night AQI Trend : Jul - Aug 2026
Tomiya, Miyagi, Japan
19°C18/22°C
21°C19/23°C
20°C19/22°C
21°C17/24°C
21°C19/24°C
23°C19/27°C
24°C20/29°C
24°C21/29°C
22°C21/23°C
23°C21/26°C
25°C21/30°C
26°C22/31°C
26°C23/31°C
23°C22/24°C
23°C22/24°C
24°C21/28°C
27°C23/33°C
27°C23/32°C
27°C23/32°C
25°C22/31°C
21°C21/22°C
21°C21/23°C
20°C20/21°C
21°C19/23°C
21°C19/23°C
23°C20/27°C
25°C21/30°C
23°C22/26°C
23°C22/26°C
20°C19/22°C
29AQI
24AQI
30AQI
26AQI
2026 Days Vs Air Quality
Tomiya, Miyagi, Japan
86%
184
14%
30
Total number of days with different AQI categories in last 214 days in 2026 (151 days remaining)
Under WHO’s Safe Air Quality Limits: 86%
Health Risk Level:
Low
In 2026, 86% of 214 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
Tomiya, Miyagi, Japan
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
21AQI (US)
18AQI (US)
20AQI (US)
23AQI (US)
20AQI (US)
21AQI (US)
29AQI (US)
28AQI (US)
22AQI (US)
30AQI (US)
24AQI (US)
21AQI (US)
17AQI (US)
14AQI (US)
20AQI (US)
31AQI (US)
40AQI (US)
25AQI (US)
39AQI (US)
24AQI (US)
20AQI (US)
20AQI (US)
32AQI (US)
33AQI (US)
40AQI (US)
30AQI (US)
31AQI (US)
26AQI (US)
20AQI (US)
33AQI (US)
38AQI (US)
32AQI (US)
33AQI (US)
30AQI (US)
32AQI (US)
38AQI (US)
32AQI (US)
20AQI (US)
22AQI (US)
36AQI (US)
46AQI (US)
60AQI (US)
30AQI (US)
28AQI (US)
66AQI (US)
52AQI (US)
38AQI (US)
24AQI (US)
33AQI (US)
32AQI (US)
32AQI (US)
44AQI (US)
42AQI (US)
38AQI (US)
40AQI (US)
44AQI (US)
38AQI (US)
40AQI (US)
40AQI (US)
38AQI (US)
82AQI (US)
51AQI (US)
71AQI (US)
64AQI (US)
55AQI (US)
46AQI (US)
50AQI (US)
50AQI (US)
56AQI (US)
56AQI (US)
66AQI (US)
42AQI (US)
50AQI (US)
59AQI (US)
62AQI (US)
60AQI (US)
52AQI (US)
34AQI (US)
37AQI (US)
48AQI (US)
41AQI (US)
42AQI (US)
64AQI (US)
58AQI (US)
36AQI (US)
23AQI (US)
48AQI (US)
56AQI (US)
54AQI (US)
49AQI (US)
30AQI (US)
32AQI (US)
50AQI (US)
52AQI (US)
38AQI (US)
22AQI (US)
24AQI (US)
24AQI (US)
34AQI (US)
48AQI (US)
32AQI (US)
24AQI (US)
31AQI (US)
37AQI (US)
42AQI (US)
30AQI (US)
36AQI (US)
36AQI (US)
36AQI (US)
33AQI (US)
40AQI (US)
29AQI (US)
28AQI (US)
32AQI (US)
47AQI (US)
46AQI (US)
44AQI (US)
38AQI (US)
30AQI (US)
41AQI (US)
50AQI (US)
52AQI (US)
40AQI (US)
30AQI (US)
26AQI (US)
31AQI (US)
30AQI (US)
26AQI (US)
26AQI (US)
31AQI (US)
30AQI (US)
34AQI (US)
40AQI (US)
33AQI (US)
35AQI (US)
84AQI (US)
68AQI (US)
54AQI (US)
48AQI (US)
62AQI (US)
60AQI (US)
62AQI (US)
54AQI (US)
58AQI (US)
48AQI (US)
39AQI (US)
26AQI (US)
26AQI (US)
24AQI (US)
26AQI (US)
30AQI (US)
28AQI (US)
33AQI (US)
24AQI (US)
13AQI (US)
22AQI (US)
22AQI (US)
20AQI (US)
20AQI (US)
22AQI (US)
22AQI (US)
24AQI (US)
24AQI (US)
26AQI (US)
23AQI (US)
27AQI (US)
17AQI (US)
25AQI (US)
25AQI (US)
26AQI (US)
21AQI (US)
19AQI (US)
18AQI (US)
21AQI (US)
21AQI (US)
27AQI (US)
29AQI (US)
26AQI (US)
28AQI (US)
28AQI (US)
24AQI (US)
24AQI (US)
23AQI (US)
24AQI (US)
25AQI (US)
23AQI (US)
24AQI (US)
24AQI (US)
24AQI (US)
24AQI (US)
29AQI (US)
30AQI (US)
25AQI (US)
16AQI (US)
24AQI (US)
33AQI (US)
50AQI (US)
38AQI (US)
12AQI (US)
24AQI (US)
48AQI (US)
52AQI (US)
45AQI (US)
24AQI (US)
25AQI (US)
24AQI (US)
18AQI (US)
19AQI (US)
22AQI (US)
24AQI (US)
24AQI (US)
23AQI (US)
24AQI (US)
17AQI (US)
26AQI (US)
37AQI (US)
52AQI (US)
36AQI (US)
41AQI (US)
24AQI (US)
27AQI (US)
21AQI (US)
No. of days
202635AQI (US)
Highest AQI (US) recorded in
March52AQI (US)
Lowest AQI (US) recorded in
August21AQI (US)
202537AQI (US)
Highest AQI (US) recorded in
July50AQI (US)
Lowest AQI (US) recorded in
February27AQI (US)
202431AQI (US)
Highest AQI (US) recorded in
April46AQI (US)
Lowest AQI (US) recorded in
December23AQI (US)
202335AQI (US)
Highest AQI (US) recorded in
March49AQI (US)
Lowest AQI (US) recorded in
December24AQI (US)
202231AQI (US)
Highest AQI (US) recorded in
August45AQI (US)
Lowest AQI (US) recorded in
December18AQI (US)
202133AQI (US)
Highest AQI (US) recorded in
June44AQI (US)
Lowest AQI (US) recorded in
December24AQI (US)
202033AQI (US)
Highest AQI (US) recorded in
August44AQI (US)
Lowest AQI (US) recorded in
December26AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Tomiya's annual 2026 AQI (US) (35) shows an average percentage change of 5.4% (worsened AQI (US)) compared to previous years: 2020 (33), 2021 (33), 2022 (31), 2023 (35), 2024 (31), 2025 (37).