Air Quality in Kiryū, Japan

Drizzle
21.6°C · 90.6% humidity
21.6°
Feels 21.6°
25
Good
Air quality is satisfactory. Enjoy outdoor activities.
1 station

Nearby Monitoring Stations

AQI Forecast Calibrated
0 8am
0
0
25 11am
36
29
24 2pm
21
18
16 5pm
15
14
14 8pm
13
13
13 11pm
12
12
12 2am
12
12
0 5am
0
0
Station readings 15h ago
AQI 18
PM2.5 4.3 µg/m³ · 15h ago
CAMS model adj -42
27
27
27
34
54
54
54
54
54
54
54
54
54
54
54
54
54
54
54
54
54
34
34
34
AD 728×90

Air Quality Index Trend

42h · 20 stn

Kiryū's air quality is influenced by industrial emissions, vehicle traffic, and regional pollution transport. Winter heating season and spring dust events typically create the most challenging air quality conditions.

90.6%
Humidity
2.5 km/h
Wind SSE
1010.8 hPa
Pressure
2.9
UV Moderate
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
25
6.0 µg/m³
PM10
25
27.4 µg/m³
050100150200300500

What is the weather forecast for Kiryū?

Temperature & Precipitation

PM2.5 Trend

42h · 20 stations
PM2.56.0 µg/m³ ✓ WHO
Good
PM1027.4 µg/m³
Good
UV INDEX2.9
Moderate
AD 300×250
Station readings (1 station within 25 km)
6.0
Median
6.0
Average
6.0
Low
6.0
High
PM2.5 µg/m³ · Model: 10.0 · Bias: +4.0

What is the 7-day forecast for Kiryū?

08-03
24.9° 20.1°
11.75 mm
08-04
29.5° 21.2°
3.44 mm
08-05
26.5° 22.2°
2.81 mm
08-06
25.8° 21.4°
48.31 mm
08-07
30.6° 22.1°
13.87 mm
08-08
29.7° 22.5°
64.37 mm
08-09
30.6° 17.8°
1.13 mm
Both models agree Avg diff: 3.3°C

Where are air quality stations near Kiryū?

18
Nakamachi, Kiryu, Gunma, Japan (桐生市立東小学校桐生市)
1.4 km PM2.5: 4.3 µg/m³
30
Iidacho, Ota, Gunma, Japan (太田市立中央小学校太田市)
12.9 km PM2.5: 7.2 µg/m³
24
Iidacho, Ota, Gunma, Japan (太田市立中央小学校太田市)
12.9 km PM2.5: 5.8 µg/m³
29
Haragō, Fukaya-shi, Saitama-ken, Japan (深谷原郷自排深谷市)
22.8 km PM2.5: 7.0 µg/m³
21
Horigomecho, Sano, Tochigi, Japan (県安蘇庁舎佐野市)
23.6 km PM2.5: 5.0 µg/m³

What cities are near Kiryū?

19 Ōmamachō-ōmama 19 Midori 25 Ōta 25 Ashikaga 38 Isesaki 42 Sakai-nakajima 28 Kamikoizumi 33 Menuma 54 Honjō 37 Tamamura
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Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-08-08T02:05 UTC.