Air Quality in Kiryū, Japan

Drizzle
19.1°C · 95.9% humidity
19.1°
Feels 19.1°
20
Good
Air quality is satisfactory. Enjoy outdoor activities.
3 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
21 5pm
23
23
20 8pm
23
30
30 11pm
23
23
23 2am
23
23
23 5am
23
23
23 8am
23
30
30 11am
30
30
30 2pm
30
30
Station readings 33h ago
AQI 20
PM2.5 4.8 µg/m³ · 33h ago
AD 728×90

Air Quality Index Trend

45h · 24 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.

95.9%
Humidity
22.2 km/h
Wind E
1011.6 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
20
4.74 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

What is the weather forecast for Kiryū?

Temperature & Precipitation

PM2.5 Trend

45h · 24 stations
PM2.54.74 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
Station readings (3 stations within 25 km)
4.74
Median
4.9
Average
4.1
Low
6.0
High
PM2.5 µg/m³ · Model: 6.25 · Bias: +1.5

What is the 7-day forecast for Kiryū?

09-05
24.5° 19.0°
15.12 mm
09-06
26.1° 18.3°
8.44 mm
09-07
26.2° 20.1°
6.31 mm
09-08
24.3° 18.7°
12.19 mm
09-09
21.8° 18.3°
3.69 mm
09-10
23.5° 20.6°
5.0 mm
09-11
27.5° 19.5°
1.87 mm
Both models agree Avg diff: 2.8°C

Where are air quality stations near Kiryū?

24
Honjo, Ashikaga, Tochigi, Japan (足利市役所足利市)
12.4 km PM2.5: 5.8 µg/m³
9
Iidacho, Ota, Gunma, Japan (太田市立中央小学校太田市)
12.9 km PM2.5: 2.2 µg/m³
13
Iidacho, Ota, Gunma, Japan (太田市立中央小学校太田市)
12.9 km PM2.5: 3.1 µg/m³
17
Iidacho, Ota, Gunma, Japan (太田市立中央小学校太田市)
12.9 km PM2.5: 4.1 µg/m³
5
Iidacho, Ota, Gunma, Japan (太田市立中央小学校太田市)
12.9 km PM2.5: 1.2 µg/m³
22
Menumahigashi, Kumagaya-shi, Saitama-ken, Japan (熊谷妻沼東熊谷市)
20.2 km PM2.5: 5.3 µg/m³
21
Hinode, Honjo, Saitama, Japan (本庄本庄市)
21.5 km PM2.5: 5.0 µg/m³
21
Horigomecho, Sano, Tochigi, Japan (県安蘇庁舎佐野市)
23.6 km PM2.5: 5.0 µg/m³
22
Uwanodai, Fukaya, Saitama, Japan (深谷深谷市)
24.2 km PM2.5: 5.3 µg/m³
22
Kodamachō Takazeki, Honjō-shi, Saitama-ken, Japan (本庄児玉本庄市)
25.3 km PM2.5: 5.3 µg/m³

What cities are near Kiryū?

18 Ōmamachō-ōmama 18 Midori 20 Ōta 19 Ashikaga 18 Isesaki 18 Sakai-nakajima 22 Kamikoizumi 23 Menuma 18 Honjō 18 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 2026-09-05T11:12 UTC.