Test, Uji, Kyoto, 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
Test, Uji, Kyoto, Japan
AQI Trends: Highest and Lowest
Same Day Analysis (6th February):
On this day, AQI across the 5 years varied significantly: 2026 ranks 1st highest AQI at 48 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 5th Feb - 6th Feb 2026
Test, Uji, Kyoto, Japan
7 AM5th Feb 2026
5 PM
6 AM6th Feb 2026
68AQI
45AQI
62AQI
48AQI
In the last 24 hours,
Test's AQI reached its highest point of 68 at 3 PM during the Day, while the lowest point, 45, was recorded at 9 AM during the Day between 5th Feb and 6th Feb 2026.
Day & Night AQI Trend : Jan - Feb 2026
Test, Uji, Kyoto, Japan
4°C1/6°C
3°C0/7°C
7°C2/13°C
3°C-1/5°C
2°C-1/5°C
5°C2/11°C
4°C1/7°C
6°C2/10°C
9°C6/14°C
9°C5/14°C
6°C4/10°C
8°C2/14°C
5°C0/9°C
1°C-1/4°C
0°C-1/3°C
1°C-2/5°C
2°C-1/6°C
1°C0/3°C
1°C-1/4°C
4°C1/9°C
3°C1/6°C
2°C0/7°C
1°C-1/4°C
2°C0/5°C
3°C0/7°C
4°C0/8°C
3°C1/7°C
5°C1/10°C
7°C2/12°C
7°C4/13°C
43AQI
34AQI
41AQI
36AQI
2026 Days Vs Air Quality
Test, Uji, Kyoto, Japan
86%
32
14%
5
Total number of days with different AQI categories in last 38 days in 2026 (327 days remaining)
Under WHO’s Safe Air Quality Limits: 86%
Health Risk Level:
Low
In 2026, 86% of 38 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
Test, Uji, Kyoto, Japan
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
24AQI (US)
28AQI (US)
22AQI (US)
35AQI (US)
54AQI (US)
15AQI (US)
34AQI (US)
41AQI (US)
23AQI (US)
42AQI (US)
36AQI (US)
35AQI (US)
45AQI (US)
29AQI (US)
50AQI (US)
62AQI (US)
66AQI (US)
49AQI (US)
61AQI (US)
28AQI (US)
20AQI (US)
26AQI (US)
36AQI (US)
49AQI (US)
16AQI (US)
19AQI (US)
43AQI (US)
19AQI (US)
19AQI (US)
34AQI (US)
34AQI (US)
42AQI (US)
46AQI (US)
28AQI (US)
35AQI (US)
56AQI (US)
48AQI (US)
35AQI (US)
43AQI (US)
No. of days
202636AQI (US)
Highest AQI (US) recorded in
February43AQI (US)
Lowest AQI (US) recorded in
January35AQI (US)
202546AQI (US)
Highest AQI (US) recorded in
July54AQI (US)
Lowest AQI (US) recorded in
September35AQI (US)
202438AQI (US)
Highest AQI (US) recorded in
April49AQI (US)
Lowest AQI (US) recorded in
February31AQI (US)
202340AQI (US)
Highest AQI (US) recorded in
April49AQI (US)
Lowest AQI (US) recorded in
August29AQI (US)
202239AQI (US)
Highest AQI (US) recorded in
March50AQI (US)
Lowest AQI (US) recorded in
October29AQI (US)
202137AQI (US)
Highest AQI (US) recorded in
March45AQI (US)
Lowest AQI (US) recorded in
August30AQI (US)
202037AQI (US)
Highest AQI (US) recorded in
August52AQI (US)
Lowest AQI (US) recorded in
July27AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Test's annual 2026 AQI (US) (36) shows an average percentage change of -7.06% (improved AQI (US)) compared to previous years: 2020 (37), 2021 (37), 2022 (39), 2023 (40), 2024 (38), 2025 (46).