Nishikurauchimachi, Shibukawa, Gunma, 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
Nishikurauchimachi, Shibukawa, Gunma, Japan
AQI Trends: Highest and Lowest
Same Day Analysis (5th March):
On this day, AQI across the 5 years varied significantly: 2026 ranks 1st highest AQI at 65 of Moderate air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 4th Mar - 5th Mar 2026
Nishikurauchimachi, Shibukawa, Gunma, Japan
6 AM4th Mar 2026
5 PM
5 AM5th Mar 2026
80AQI
48AQI
96AQI
64AQI
In the last 24 hours,
Nishikurauchimachi's AQI reached its highest point of 96 at 6 PM during the Night, while the lowest point, 48, was recorded at 11 AM during the Day between 4th Mar and 5th Mar 2026.
Day & Night AQI Trend : Feb - Mar 2026
Nishikurauchimachi, Shibukawa, Gunma, Japan
-2°C-8/7°C
0°C-5/8°C
0°C-3/6°C
-4°C-5/-2°C
-6°C-10/-3°C
-5°C-10/0°C
-3°C-10/5°C
0°C-5/5°C
-3°C-7/3°C
-1°C-6/7°C
1°C-5/10°C
4°C-2/13°C
2°C-2/5°C
0°C-4/5°C
1°C-5/7°C
-4°C-9/1°C
-2°C-9/6°C
1°C-5/10°C
4°C-2/12°C
4°C1/12°C
4°C-1/8°C
6°C5/8°C
7°C2/12°C
8°C2/13°C
5°C1/7°C
3°C-2/11°C
5°C-2/12°C
3°C1/5°C
1°C-2/4°C
0°C-6/4°C
51AQI
33AQI
48AQI
31AQI
2026 Days Vs Air Quality
Nishikurauchimachi, Shibukawa, Gunma, Japan
84%
54
16%
10
Total number of days with different AQI categories in last 65 days in 2026 (300 days remaining)
Under WHO’s Safe Air Quality Limits: 84%
Health Risk Level:
Low
In 2026, 84% of 65 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
Nishikurauchimachi, Shibukawa, Gunma, Japan
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
19AQI (US)
15AQI (US)
20AQI (US)
23AQI (US)
31AQI (US)
22AQI (US)
28AQI (US)
27AQI (US)
19AQI (US)
35AQI (US)
36AQI (US)
16AQI (US)
19AQI (US)
15AQI (US)
29AQI (US)
44AQI (US)
43AQI (US)
22AQI (US)
49AQI (US)
32AQI (US)
12AQI (US)
26AQI (US)
51AQI (US)
51AQI (US)
43AQI (US)
28AQI (US)
43AQI (US)
26AQI (US)
21AQI (US)
36AQI (US)
42AQI (US)
41AQI (US)
48AQI (US)
31AQI (US)
48AQI (US)
46AQI (US)
35AQI (US)
12AQI (US)
16AQI (US)
41AQI (US)
48AQI (US)
46AQI (US)
27AQI (US)
39AQI (US)
70AQI (US)
58AQI (US)
37AQI (US)
20AQI (US)
30AQI (US)
14AQI (US)
20AQI (US)
46AQI (US)
51AQI (US)
42AQI (US)
33AQI (US)
44AQI (US)
12AQI (US)
31AQI (US)
47AQI (US)
51AQI (US)
69AQI (US)
53AQI (US)
69AQI (US)
65AQI (US)
30AQI (US)
37AQI (US)
61AQI (US)
No. of days
202635AQI (US)
Highest AQI (US) recorded in
March61AQI (US)
Lowest AQI (US) recorded in
January30AQI (US)
202541AQI (US)
Highest AQI (US) recorded in
July49AQI (US)
Lowest AQI (US) recorded in
January30AQI (US)
202436AQI (US)
Highest AQI (US) recorded in
April53AQI (US)
Lowest AQI (US) recorded in
December26AQI (US)
202337AQI (US)
Highest AQI (US) recorded in
April49AQI (US)
Lowest AQI (US) recorded in
August30AQI (US)
202237AQI (US)
Highest AQI (US) recorded in
May45AQI (US)
Lowest AQI (US) recorded in
December28AQI (US)
202135AQI (US)
Highest AQI (US) recorded in
June43AQI (US)
Lowest AQI (US) recorded in
January29AQI (US)
202036AQI (US)
Highest AQI (US) recorded in
August56AQI (US)
Lowest AQI (US) recorded in
December27AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Nishikurauchimachi's annual 2026 AQI (US) (35) shows an average percentage change of -4.1% (improved AQI (US)) compared to previous years: 2020 (36), 2021 (35), 2022 (37), 2023 (37), 2024 (36), 2025 (41).