Air Quality in Ōta, Japan

Partly Cloudy
22.5°C · 59.4% humidity
22.5°
Feels 22.5°
20
Good
Air quality is satisfactory. Enjoy outdoor activities.
8 stations

Nearby Monitoring Stations

AQI Forecast
34 6am
27
27
20 9am
21
21
22 12pm
23
23
23 3pm
25
25
27 6pm
34
54
54 9pm
54
54
54 12am
54
54
54 3am
54
54
AD 728×90

Air Quality Index Trend

47h · 30 stn

Ōta'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.

59.4%
Humidity
0.9 km/h
Wind NW
1015.2 hPa
Pressure
14.9
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

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

What is the weather forecast for Ōta?

Temperature & Precipitation

PM2.5 Trend

47h · 30 stations
PM2.54.92 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX14.9
Extreme
AD 300×250
Station readings (8 stations within 25 km)
4.92
Median
4.41
Average
2.2
Low
7.7
High
PM2.5 µg/m³ · Model: 6.25 · Bias: +1.3

What is the 7-day forecast for Ōta?

06-09
25.3° 22.5°
06-10
29.1° 19.1°
27.56 mm
06-11
28.2° 19.2°
1.25 mm
06-12
25.8° 20.0°
0.62 mm
06-13
34.5° 22.5°
06-14
31.7° 18.4°
10.81 mm
06-15
28.5° 19.4°
2.0 mm
Both models agree Avg diff: 3.2°C

Where are air quality stations near Ōta?

30
Menumahigashi, Kumagaya-shi, Saitama-ken, Japan (熊谷妻沼東熊谷市)
8.7 km PM2.5: 7.2 µg/m³
25
Menumahigashi, Kumagaya-shi, Saitama-ken, Japan (熊谷妻沼東熊谷市)
8.7 km PM2.5: 6.0 µg/m³
28
Nakamachi, Kiryu, Gunma, Japan (桐生市立東小学校桐生市)
12.5 km PM2.5: 6.7 µg/m³
6
Nakamachi, Kiryu, Gunma, Japan (桐生市立東小学校桐生市)
12.5 km PM2.5: 1.4 µg/m³
29
Haragō, Fukaya-shi, Saitama-ken, Japan (深谷原郷自排深谷市)
13.2 km PM2.5: 7.0 µg/m³
11
Nakamachi, Tatebayashi, Gunma, Japan (館林市民センター館林市)
15.9 km PM2.5: 2.6 µg/m³
32
Nagano, Gyōda-shi, Saitama-ken, Japan (行田行田市)
19.9 km PM2.5: 7.7 µg/m³
12
Nagano, Gyōda-shi, Saitama-ken, Japan (行田行田市)
19.9 km PM2.5: 2.9 µg/m³
25
Kodamachō Takazeki, Honjō-shi, Saitama-ken, Japan (本庄児玉本庄市)
20.4 km PM2.5: 6.0 µg/m³
32
Kodamachō Takazeki, Honjō-shi, Saitama-ken, Japan (本庄児玉本庄市)
20.4 km PM2.5: 7.7 µg/m³

What cities are near Ōta?

21 Kamikoizumi 22 Ashikaga 28 Menuma 19 Sakai-nakajima 19 Kiryū 12 Fukayachō 19 Isesaki 21 Tatebayashi 18 Ōwa 13 Ōmamachō-ōmama
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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 2026-06-09T00:40 UTC.