Tanaka, Shimotsuke, Tochigi, Japan Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
March Air Quality Analysis
Tanaka, Shimotsuke, Tochigi, Japan
AQI Trends: Highest and Lowest
Same Day Analysis (7th March):
On this day, AQI across the 4 years varied significantly: 2026 ranks 2nd highest AQI at 42 of Good air quality, showing improvement over 2025 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 6th Mar - 7th Mar 2026
Tanaka, Shimotsuke, Tochigi, Japan
6 AM6th Mar 2026
5 PM
5 AM7th Mar 2026
78AQI
34AQI
86AQI
27AQI
In the last 24 hours,
Tanaka's AQI reached its highest point of 86 at 11 PM during the Night, while the lowest point, 27, was recorded at 8 PM during the Night between 6th Mar and 7th Mar 2026.
Day & Night AQI Trend : Feb - Mar 2026
Tanaka, Shimotsuke, Tochigi, Japan
9°C5/14°C
2°C0/4°C
-2°C-5/0°C
2°C-3/6°C
5°C1/9°C
5°C4/9°C
6°C3/10°C
7°C3/10°C
9°C4/13°C
12°C7/16°C
9°C4/12°C
6°C3/8°C
7°C5/11°C
5°C2/9°C
6°C2/10°C
9°C5/14°C
12°C7/16°C
13°C10/19°C
11°C10/13°C
10°C6/11°C
8°C5/12°C
11°C9/14°C
12°C10/17°C
11°C7/16°C
11°C9/14°C
7°C4/9°C
7°C4/13°C
9°C5/13°C
8°C5/11°C
11°C8/15°C
54AQI
37AQI
49AQI
36AQI
2026 Days Vs Air Quality
Tanaka, Shimotsuke, Tochigi, Japan
83%
55
17%
11
Total number of days with different AQI categories in last 67 days in 2026 (298 days remaining)
Under WHO’s Safe Air Quality Limits: 83%
Health Risk Level:
Low
In 2026, 83% of 67 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
Tanaka, Shimotsuke, Tochigi, Japan
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
22AQI (US)
24AQI (US)
27AQI (US)
30AQI (US)
43AQI (US)
27AQI (US)
41AQI (US)
45AQI (US)
33AQI (US)
50AQI (US)
52AQI (US)
22AQI (US)
38AQI (US)
15AQI (US)
38AQI (US)
57AQI (US)
52AQI (US)
35AQI (US)
53AQI (US)
48AQI (US)
24AQI (US)
30AQI (US)
42AQI (US)
46AQI (US)
39AQI (US)
18AQI (US)
26AQI (US)
33AQI (US)
30AQI (US)
37AQI (US)
41AQI (US)
44AQI (US)
21AQI (US)
23AQI (US)
46AQI (US)
46AQI (US)
46AQI (US)
16AQI (US)
16AQI (US)
40AQI (US)
42AQI (US)
51AQI (US)
29AQI (US)
35AQI (US)
68AQI (US)
65AQI (US)
50AQI (US)
18AQI (US)
31AQI (US)
31AQI (US)
32AQI (US)
48AQI (US)
41AQI (US)
44AQI (US)
28AQI (US)
32AQI (US)
10AQI (US)
42AQI (US)
48AQI (US)
41AQI (US)
90AQI (US)
50AQI (US)
61AQI (US)
64AQI (US)
55AQI (US)
42AQI (US)
36AQI (US)
37AQI (US)
58AQI (US)
No. of days
202639AQI (US)
Highest AQI (US) recorded in
March58AQI (US)
Lowest AQI (US) recorded in
January36AQI (US)
202546AQI (US)
Highest AQI (US) recorded in
December56AQI (US)
Lowest AQI (US) recorded in
May35AQI (US)
202432AQI (US)
Highest AQI (US) recorded in
December46AQI (US)
Lowest AQI (US) recorded in
August23AQI (US)
202329AQI (US)
Highest AQI (US) recorded in
April34AQI (US)
Lowest AQI (US) recorded in
August22AQI (US)
202229AQI (US)
Highest AQI (US) recorded in
May32AQI (US)
Lowest AQI (US) recorded in
August21AQI (US)
202130AQI (US)
Highest AQI (US) recorded in
January45AQI (US)
Lowest AQI (US) recorded in
April18AQI (US)
202041AQI (US)
Highest AQI (US) recorded in
August56AQI (US)
Lowest AQI (US) recorded in
December14AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Tanaka's annual 2026 AQI (US) (39) shows an average percentage change of 16.7% (worsened AQI (US)) compared to previous years: 2020 (41), 2021 (30), 2022 (29), 2023 (29), 2024 (32), 2025 (46).