Air Quality in Kumagaya, Japan

Drizzle
15.8°C · 70.1% humidity
15.8°
Feels 15.8°
54
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
8 stations

Nearby Monitoring Stations

AQI Forecast
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Air Quality Index Trend

45h · 53 stn

Kumagaya'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.

70.1%
Humidity
18.0 km/h
Wind SE
1021.7 hPa
Pressure
0.0
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
54
13.44 µg/m³
PM10
51
54.9 µg/m³
050100150200300500

What is the weather forecast for Kumagaya?

Temperature & Precipitation

PM2.5 Trend

45h · 53 stations
PM2.513.44 µg/m³ ✓ WHO
Moderate
PM1054.9 µg/m³
Moderate
UV INDEX0.0
Low
Station readings (8 stations within 25 km)
13.44
Median
12.06
Average
3.8
Low
18.8
High
PM2.5 µg/m³ · Model: 19.2 · Bias: +5.8

What is the 7-day forecast for Kumagaya?

10-21
19.7° 15.8°
0.19 mm
10-22
22.7° 16.3°
0.06 mm
10-23
21.8° 14.0°
10-24
20.4° 16.9°
0.31 mm
10-25
19.3° 13.1°
4.63 mm
10-26
21.6° 13.5°
10-27
17.8° 14.3°
Both models agree Avg diff: 2.9°C

Where are air quality stations near Kumagaya?

65
Goryocho, Higashimatsuyama, Saitama, Japan (東松山東松山市)
11.8 km PM2.5: 18.8 µg/m³
42
Ōtsuka, Saitama-ken, Japan (小川比企郡小川町)
14.3 km PM2.5: 10.1 µg/m³
57
Iidacho, Ota, Gunma, Japan (太田市立中央小学校太田市)
17.4 km PM2.5: 15.0 µg/m³
61
Ashiyamachō, Sakado-shi, Saitama-ken, Japan (坂戸坂戸市)
18.2 km PM2.5: 16.9 µg/m³
17
Kawajima, Saitama-ken, Japan (川島自排比企郡川島町)
18.2 km PM2.5: 4.1 µg/m³
34
Kawajima, Saitama-ken, Japan (川島自排比企郡川島町)
18.2 km PM2.5: 8.2 µg/m³
53
Hinode, Honjo, Saitama, Japan (本庄本庄市)
20.5 km PM2.5: 13.1 µg/m³
53
Hinode, Honjo, Saitama, Japan (本庄本庄市)
20.5 km PM2.5: 13.1 µg/m³
16
Iwai, Saitama Prefecture, Japan (毛呂山入間郡毛呂山町)
21.4 km PM2.5: 3.8 µg/m³
18
Ōtagaya, Tsurugashima-shi, Saitama-ken, Japan (鶴ヶ島自排鶴ヶ島市)
22.5 km PM2.5: 4.3 µg/m³

What cities are near Kumagaya?

56 Yamata 54 Gyōda 57 Fukiage-fujimi 56 Menuma 48 Ranzan 65 Higashi-Matsuyama 56 Ōwa 54 Fukayachō 55 Hanyū 54 Kōnosu
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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 2026-10-21T05:27 UTC.