Nanakita, Sendai, Miyagi, Japan Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
February Air Quality Analysis
Nanakita, Sendai, Miyagi, Japan
AQI Trends: Highest and Lowest
Same Day Analysis (8th February):
On this day, AQI across the 5 years varied significantly: 2026 ranks the most lowest AQI at 21 of Good air quality, showing improvement over 2025, 2024, 2023 and 2022 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 7th Feb - 8th Feb 2026
Nanakita, Sendai, Miyagi, Japan
6 AM7th Feb 2026
4 PM
5 AM8th Feb 2026
33AQI
12AQI
33AQI
12AQI
In the last 24 hours,
Nanakita's AQI reached its highest point of 33 at 12 PM during the Day, while the lowest point, 12, was recorded at 9 PM during the Night between 7th Feb and 8th Feb 2026.
Day & Night AQI Trend : Jan - Feb 2026
Nanakita, Sendai, Miyagi, Japan
3°C0/8°C
3°C-1/6°C
1°C-2/3°C
4°C0/10°C
0°C-1/1°C
4°C0/9°C
6°C3/7°C
3°C1/7°C
2°C0/4°C
2°C-1/5°C
0°C-2/5°C
-1°C-2/0°C
-2°C-3/0°C
-1°C-2/2°C
-1°C-3/3°C
-2°C-4/0°C
-1°C-4/2°C
1°C-2/5°C
0°C-1/3°C
0°C-2/2°C
-1°C-2/2°C
0°C-2/3°C
1°C-1/4°C
1°C-1/4°C
1°C0/4°C
3°C0/8°C
6°C3/10°C
4°C-2/7°C
-1°C-2/1°C
-2°C-3/0°C
39AQI
23AQI
42AQI
23AQI
2026 Days Vs Air Quality
Nanakita, Sendai, Miyagi, Japan
100%
39
Total number of days with different AQI categories in last 40 days in 2026 (325 days remaining)
Under WHO’s Safe Air Quality Limits: 100%
Health Risk Level:
Very Low
In 2026, 100% of 40 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
Nanakita, Sendai, Miyagi, Japan
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
21AQI (US)
18AQI (US)
20AQI (US)
20AQI (US)
21AQI (US)
20AQI (US)
29AQI (US)
29AQI (US)
23AQI (US)
31AQI (US)
26AQI (US)
21AQI (US)
18AQI (US)
16AQI (US)
26AQI (US)
33AQI (US)
38AQI (US)
24AQI (US)
38AQI (US)
24AQI (US)
19AQI (US)
23AQI (US)
32AQI (US)
34AQI (US)
40AQI (US)
31AQI (US)
32AQI (US)
30AQI (US)
21AQI (US)
34AQI (US)
42AQI (US)
32AQI (US)
33AQI (US)
32AQI (US)
34AQI (US)
42AQI (US)
33AQI (US)
21AQI (US)
21AQI (US)
27AQI (US)
31AQI (US)
No. of days
202628AQI (US)
Highest AQI (US) recorded in
February31AQI (US)
Lowest AQI (US) recorded in
January27AQI (US)
202538AQI (US)
Highest AQI (US) recorded in
July52AQI (US)
Lowest AQI (US) recorded in
February28AQI (US)
202431AQI (US)
Highest AQI (US) recorded in
April43AQI (US)
Lowest AQI (US) recorded in
January22AQI (US)
202335AQI (US)
Highest AQI (US) recorded in
April49AQI (US)
Lowest AQI (US) recorded in
December23AQI (US)
202231AQI (US)
Highest AQI (US) recorded in
May43AQI (US)
Lowest AQI (US) recorded in
December18AQI (US)
202131AQI (US)
Highest AQI (US) recorded in
March40AQI (US)
Lowest AQI (US) recorded in
October26AQI (US)
202029AQI (US)
Highest AQI (US) recorded in
August42AQI (US)
Lowest AQI (US) recorded in
July23AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Nanakita's annual 2026 AQI (US) (28) shows an average percentage change of -13.2% (improved AQI (US)) compared to previous years: 2020 (29), 2021 (31), 2022 (31), 2023 (35), 2024 (31), 2025 (38).