Air Quality in Ōta, Japan

Drizzle
23.3°C · 87.8% humidity
23.3°
Feels 23.3°
56
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
6 stations

Nearby Monitoring Stations

AQI Forecast
27 7am
34
27
56 10am
50
38
35 1pm
33
31
30 4pm
36
36
55 7pm
55
55
66 10pm
66
66
66 1am
54
54
54 4am
54
54
AD 728×90

Air Quality Index Trend

47h · 4 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.

87.8%
Humidity
10.1 km/h
Wind W
1002.7 hPa
Pressure
19.9
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
56
14.6 µg/m³
PM10
25
27.45 µg/m³
050100150200300500

What is the weather forecast for Ōta?

Temperature & Precipitation

PM2.5 Trend

47h · 4 stations
PM2.514.6 µg/m³ ✓ WHO
Moderate
PM1027.45 µg/m³
Good
UV INDEX19.9
Extreme
AD 300×250
Station readings (6 stations within 25 km)
14.6
Median
17.03
Average
14.0
Low
21.1
High
PM2.5 µg/m³ · Model: 13.7 · Bias: -0.9

What is the 7-day forecast for Ōta?

07-22
29.9° 23.3°
2.0 mm
07-23
27.1° 20.9°
1.94 mm
07-24
30.4° 24.6°
0.94 mm
07-25
36.8° 24.1°
0.06 mm
07-26
33.0° 24.9°
0.19 mm
07-27
32.9° 23.9°
11.81 mm
07-28
31.2° 25.3°
6.06 mm
Both models agree Avg diff: 3.5°C

Where are air quality stations near Ōta?

38
Menumahigashi, Kumagaya-shi, Saitama-ken, Japan (熊谷妻沼東熊谷市)
8.7 km PM2.5: 9.1 µg/m³
7
Menumahigashi, Kumagaya-shi, Saitama-ken, Japan (熊谷妻沼東熊谷市)
8.7 km PM2.5: 1.7 µg/m³
22
Nakamachi, Kiryu, Gunma, Japan (桐生市立東小学校桐生市)
12.5 km PM2.5: 5.3 µg/m³
10
Nakamachi, Kiryu, Gunma, Japan (桐生市立東小学校桐生市)
12.5 km PM2.5: 2.4 µg/m³
11
Haragō, Fukaya-shi, Saitama-ken, Japan (深谷原郷自排深谷市)
13.2 km PM2.5: 2.6 µg/m³
28
Nakamachi, Tatebayashi, Gunma, Japan (館林市民センター館林市)
15.9 km PM2.5: 6.7 µg/m³
34
Nagano, Gyōda-shi, Saitama-ken, Japan (行田行田市)
19.9 km PM2.5: 8.2 µg/m³
4
Nagano, Gyōda-shi, Saitama-ken, Japan (行田行田市)
19.9 km PM2.5: 1.0 µg/m³
16
Kodamachō Takazeki, Honjō-shi, Saitama-ken, Japan (本庄児玉本庄市)
20.4 km PM2.5: 3.8 µg/m³
73
Kodamachō Takazeki, Honjō-shi, Saitama-ken, Japan (本庄児玉本庄市)
20.4 km PM2.5: 22.6 µg/m³

What cities are near Ōta?

59 Kamikoizumi 59 Ashikaga 61 Menuma 60 Sakai-nakajima 61 Kiryū 68 Fukayachō 57 Isesaki 70 Tatebayashi 65 Ōwa 59 Ōmamachō-ōmama
Get AQI alerts for Ōta

Notify me when air quality reaches:

Free · No account · Unsubscribe any time

Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-07-22T01:11 UTC.